{"title":"Headset Bearings","description":null,"products":[{"product_id":"wolf-tooth-headset-upper-hdup0075","title":"Wolf Tooth Performance EC Headset - Ultraviolet Purple, External Cup, 6061 Aluminum, Chromium Steel Bearings, Sealed for Durability \u0026 Water Resistance","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain biking setup with the Wolf Tooth Performance EC Headset - External Cup Upper EC34\/28.6 16mm Stack in striking Ultraviolet Purple. Crafted in the USA, this precision-engineered headset offers superior durability, performance, and style tailored for demanding trail riders and bike enthusiasts seeking reliable components.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from lightweight, high-strength 6061 aluminum alloy, the Wolf Tooth EC Headset ensures optimal strength-to-weight ratio for fierce trail performance without weight penalty. The stainless steel black oxide bearings feature chromium steel construction, delivering exceptional load capacity, corrosion resistance, and long-lasting durability even in harsh riding conditions. The custom-molded seals-including dual-lip crown race and upper lip seal-provide superior water and dirt protection, extending the lifespan of your headset.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eInnovative Components \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEquipped with a 5mm top cover, the headset maintains a total stack height of 16mm, ensuring precise fitment for compatible frames. The included ultralight stem cap with integrated spacer and aluminum bolt streamline steering precision and reduce weight. The O-ring seal further prevents water intrusion, safeguarding your bearings from moisture and debris. Designed with compatibility in mind, this external cup headset fits frames with a 34mm upper head tube inner diameter and accommodates different lower head tube sizes with available lower cups.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003ePerformance \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eBuilt for aggressive trail riding, enduro, and all-mountain adventures, the Wolf Tooth EC Headset offers smooth steering and long-term reliability. The sealed bearings and weather-resistant seals make it ideal for riding in wet, muddy, or dusty conditions. Its sleek, ultraviolet purple finish adds a vibrant, premium look to your bike, allowing you to stand out on the trail.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eKey Features \u0026amp; Benefits\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- High-Quality Materials: 6061 aluminum and chromium steel bearings deliver exceptional durability and lightweight performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Enhanced Sealing System: Custom dual-lip seals and O-ring protection prevent water, mud, and dirt ingress, extending bearing life.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Compatibility \u0026amp; Flexibility: Designed for frames with external cups; available in various options to fit different steerer tube sizes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Tough \u0026amp; Stylish: Striking ultraviolet purple finish complements any bike aesthetic.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Easy Installation \u0026amp; Maintenance: Star nut included for steel and aluminum steerers; optional compression plug for carbon steerers; service parts available.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003eUpgrade your bike with confidence-choose Wolf Tooth Performance EC Headsets for precision steering, durability in all conditions, and a bold style that matches your adventurous spirit. Perfect for riders who demand the best from their components, these headsets deliver performance and peace of mind on every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium Machined Construction: Crafted in the USA from aerospace-grade 6061 aluminum, these Wolf Tooth Performance EC Headsets offer reliable strength, lightweight design, and corrosion resistance for demanding cycling adventures.\u003c\/li\u003e\n\u003cli\u003eAdvanced Sealing Technology: Equipped with three levels of custom sealing-dual-lip crown race seal, upper lip seal, and O-ring steerer seal-to protect bearings from water, dust, and debris, significantly extending headset longevity.\u003c\/li\u003e\n\u003cli\u003eHigh-Performance Components \u0026amp; Compatibility: Features chromium steel black oxide-coated bearings for high load capacity and durability, compatible with frames requiring external cup headsets (EC34\/28.6) with 16mm stack height, perfect for aggressive trail and enduro riding.\u003c\/li\u003e\n\u003cli\u003eInnovative Design \u0026amp; Versatile Use: Ultraviolet Purple color option adds a vibrant style touch, combined with an ultralight stem cap, integrated spacer, and star nut-ideal for riders seeking both aesthetic appeal and versatile performance with options for steel or aluminum steerer tubes.\u003c\/li\u003e\n\u003cli\u003eDurable \u0026amp; Serviceable Engineering: Designed with replaceable parts and customizable options, including crown race adapters and spacers, ensuring easy maintenance and adaptation across a range of frame geometries and fork steerer tube sizes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224159299,"sku":"HDUP0075","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0377.jpg?v=1773506745"},{"product_id":"wolf-tooth-headset-lower-1-1-8-in-hdlw0049","title":"Wolf Tooth Premium EC Headset - External Cup 34 - 30 Ultraviolet Purple | Lightweight Aluminum, Sealed Bearings, Corrosion-Resistant, USA-Made, Lifetime Warranty","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain bike or trail bike with the premium Wolf Tooth EC Headset - External Cup Lower EC34\/30 in striking Ultraviolet Purple. Designed for durability, performance, and style, this headset is the perfect choice for riders seeking reliable steering precision in any riding condition.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted in the USA from high-grade, aircraft-certified 6061 aluminum, the Wolf Tooth EC Headset combines lightweight strength with exceptional durability. Each component features precision machining, ensuring a perfect fit and long-lasting performance. The integrated triple-layer seal system guards against dirt, water, and sweat, significantly extending bearing life and maintaining smooth steering.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEquipped with top-tier Enduro stainless steel bearings, this headset offers unmatched corrosion resistance and a lifetime warranty on bearings. The sealed design prevents water intrusion, making it ideal for wet, muddy, or humid riding environments. The custom-molded dual-lip crown race seals the lower bearing, providing added protection in tough trail conditions. Additionally, the headset includes a star nut for easy installation on steel or aluminum steer tubes, with optional accessories such as compression plugs and crown race adapters for versatile compatibility.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003ePerformance \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eOptimized for external bearing cup frames with 34mm upper head tubes and various lower head tube diameters (34mm, 44mm, 49mm), this headset ensures precise steering and responsive handling during aggressive trail riding, enduro, or all-mountain adventures. The low stack height (12.25mm) contributes to a sleek, aerodynamic profile, reducing weight without sacrificing strength-perfect for riders seeking lightweight components for competitive or recreational trail riding.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Aesthetic Options\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in vibrant Ultraviolet Purple, the Wolf Tooth EC Headset adds a pop of color and custom style to your bike setup. Its anodized finish resists scratches and fading, maintaining a sleek appearance ride after ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative Features \u0026amp; Differentiators\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom Sealing System: Three levels of superior sealing provide enhanced bearing protection against the elements.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Lifetime Warranty: Confidence in quality with a lifetime warranty on bearings.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Easy Compatibility: Stack height options and adapters enable use across a wide range of frames and steerer tube sizes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made in the USA: Quality craftsmanship with precise machining standards.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Weight: 37g (EC34 lower)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Bearing Type: Stainless Steel Sealed Bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Compatible Frame: External cup head tube with 34mm upper, and various lower diameters (34mm\/44mm\/49mm)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Color: Ultraviolet Purple\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Crown Race Size: 30mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Stack Height: 12.25mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003eUpgrade your bike's steering system with the Wolf Tooth Premium EC Headset - Ultraviolet Purple. Engineered for durability, performance, and style, it delivers smooth handling and long-lasting reliability on every ride. Perfect for trail, enduro, and mountain biking enthusiasts looking for top-tier headset technology in a vibrant, customizable package.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium USA-Machined Construction: Crafted from aircraft-grade 6061 aluminum, Wolf Tooth EC Headsets ensure lightweight durability and exceptional strength for demanding rides and rugged conditions. \u003c\/li\u003e\n\u003cli\u003eEnhanced Sealing Technology: Equipped with three levels of custom molded dual-lip seals and an O-ring seal, these headsets provide superior water and dirt resistance, extending bearing life even in wet or muddy environments. \u003c\/li\u003e\n\u003cli\u003eEnduro Stainless Steel Bearings: Featuring lifetime-warranted stainless steel sealed bearings, these headsets deliver smooth, reliable performance, and corrosion resistance for long-lasting cycling performance. \u003c\/li\u003e\n\u003cli\u003eCompatibly Designed for External Cup Frames: Specifically engineered for frames with external bearing cups (34mm, 44mm, or 49mm inner diameter), ensuring easy installation and a perfect fit across a range of models. \u003c\/li\u003e\n\u003cli\u003eColorful and Versatile Styling: Available in striking Ultraviolet Purple, these headsets add a touch of style while offering technical excellence, making them ideal for trail, enduro, and all-mountain biking enthusiasts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224552515,"sku":"HDLW0049","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0378.jpg?v=1773505762"},{"product_id":"wolf-tooth-headset-lower-1-1-8-in-hdlw0048","title":"Wolf Tooth Performance EC Headset - Ultraviolet Purple | CNC Machined 6061 Aluminum, Black Oxide Steel Bearings, Sealed Dual-Lip Guards, External Cup Compatibility","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Wolf Tooth Performance EC Headsets - External Cup Lower EC34\/30 Ultraviolet Purple. Crafted in the USA from premium aircraft-grade 6061 aluminum, these headsets deliver unbeatable durability, lightweight strength, and corrosion-resistant performance for serious cyclists.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from rugged 6061 aluminum, these headsets combine precision machining with a sleek ultraviolet purple anodized finish-adding vibrant style to your bike. The black oxide coated chromium steel bearings ensure high load capacity, exceptional durability, and corrosion resistance. Designed for reliable performance in all trail conditions, they feature custom molded dual-lip seals to keep dirt and water out, extending the lifespan of your bearings.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eSpecifically engineered for bikes with external cup head tube designs, these headsets provide a robust, smooth steering experience. The sealed bearings and triple-level sealing system protect against water intrusion, dust, and grime. The upper assembly integrates an ultralight stem cap with an integrated spacer, aluminum bolt, and star nut, ensuring secure, precise steering with a minimal weight penalty. The lower crown race features a custom dual-lip seal that safeguards the bearing in extreme off-road conditions, making these headsets ideal for aggressive riders, enduro, trail, and mountain biking.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003e- Bearings: Heavy-duty black oxide-coated chromium steel for superior load handling and longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003e- Seals: Custom molded dual-lip seals and an upper O-ring seal prevent water ingress\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Compatibility: Designed for frames with 34mm upper head tubes and external cup bearing setups, compatible with 34mm, 44mm, or 49mm lower head tubes (sold separately)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Adjustments: Stack height options include 5mm, 15mm, and 25mm headsets for precise fitment.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Additional Features: Includes a star nut (for steel\/aluminum steerers), with options for compression plugs (sold separately) for carbon steerers and crown race adapters for smaller diameter forks.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eFeaturing a stunning ultraviolet purple finish, these headsets add a pop of vibrant color to any mountain bike or trail bike setup. Designed for mountain bikers who demand reliable steering performance, durability, and easy maintenance, they are perfect for enduro riding, trail adventures, and aggressive biking styles. Their lightweight construction helps reduce overall bike weight without sacrificing strength, ideal for riders seeking both speed and resilience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Three levels of superior sealing for maximum bearing protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Custom-molded seals for all-weather durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Made in the USA with precision machining and high-quality materials\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Compatibility with a variety of fork steerer tube sizes and head tube diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eTechnical Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Weight: EC34 lower 37g, EC44 lower 45g, EC49 lower 54g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Color: Ultraviolet Purple\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Bearing Type: Black Oxide Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003e- Stack Height: 12.25mm (lower), variable upper height for custom fit\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-25\"\u003e\u003cp\u003e- Bevel Angle: 36 x 45\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-26\"\u003e\u003cp\u003eEnhance your bike's steering precision and style with the Wolf Tooth Performance EC Headsets - the perfect upgrade for serious mountain bikers looking for durability, performance, and eye-catching color. Elevate your ride today!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium CNC Machined Construction: Crafted in the USA from lightweight 6061 aircraft-grade aluminum, ensuring durability and corrosion resistance for demanding riding conditions.\u003c\/li\u003e\n\u003cli\u003eEnhanced Performance \u0026amp; Protection: Features black oxide coated chromium steel bearings with a custom dual-lip seal and triple-layer sealing system, providing superior protection against dirt, water, and debris for prolonged headset lifespan.\u003c\/li\u003e\n\u003cli\u003eCompatibility \u0026amp; Versatility: Designed for frames with external cup headsets, suitable for EC34\/30 lower head tubes with 34mm, 44mm, or 49mm inner diameters; compatible with both steel, aluminum, and carbon steerer forks (requires compression plug for carbon steers).\u003c\/li\u003e\n\u003cli\u003eInnovative Engineering \u0026amp; Components: Includes sealed Enduro bearings, a star nut for steel or aluminum steerers, and optional crown race adapters-ensuring precise fitment and smooth steering performance across different bike setups.\u003c\/li\u003e\n\u003cli\u003eStylish and Customizable: Available in vibrant Ultraviolet Purple finish, adding a unique pop of color to your bike while delivering professional-grade components with a one-year warranty for confidence on the trail or commute.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224224835,"sku":"HDLW0048","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0379.jpg?v=1773505749"},{"product_id":"wolf-tooth-headset-upper-hdup0076","title":"Wolf Tooth Premium EC Headset - External Cup, Ultraviolet Purple, Aircraft-Grade 6061 Aluminum, Stainless Steel Bearings, Waterproof Sealing, Lightweight, USA Made","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eDiscover the Wolf Tooth Premium EC Headset - External Cup Upper EC34\/28.6 16mm Stack in Ultraviolet Purple, engineered for unmatched durability, performance, and style. Crafted in the USA from precision-machined aircraft-grade 6061 aluminum, this premium headset offers superior strength and lightweight design, making it the ideal choice for demanding mountain biking, trail riding, and cyclocross enthusiasts.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from aerospace-quality 6061 aluminum, Wolf Tooth EC headsets deliver exceptional durability and corrosion resistance. The stainless steel bearings feature Enduro seals, ensuring optimal protection against water, mud, and sweat, thereby extending the lifespan of your headset.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for frames with external cup head tubes (34mm inner diameter), this headset provides a robust and reliable connection. The custom-molded dual-lip seals and O-ring protect the bearings from contaminants, guaranteeing smooth steering performance even in the harshest conditions. The integrated ultralight stem cap with an spacer, aluminum bolt, and star nut offers quick assembly and adjustment, with a total stack height of 16mm to 35mm depending on the cover used.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology Enhancements:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003e- Sealed Bearings: Enduro stainless steel with lifetime warranty for corrosion resistance and longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003e- Stack Adjustment: Multiple cover options (5mm, 15mm, 25mm) allow precise adjustment to match your bike setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Water \u0026amp; Contaminant Protection: O-ring seals and upper lip seal add extra defense against water intrusion.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Compatibility: Designed for use with external cup head tubes, with options for crown race adapters to accommodate 1-1\/8\" or 1-1\/4\" forks.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Installation: Includes a star nut compatible with steel or aluminum steerers; optional compression plug required for carbon steerers.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eElevate your bike's aesthetic with the vibrant Ultraviolet Purple finish, standing out on every trail ride or commute. Perfect for mountain bikers, gravel riders, and cyclocross athletes seeking high-performance, reliable steering components with a sleek, modern look.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Made in the USA with meticulous craftsmanship for precision fit and finish\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Lifetime warranty on bearings underscores confidence in durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Enhanced seal design for water resistance and bearing protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Lightweight yet robust construction optimized for demanding off-road adventures\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eUpgrade your cycling experience with the Wolf Tooth Premium EC Headset - the perfect combination of engineering, style, and performance for serious riders. Compatible with external cup frames and available in stunning ultraviolet purple, this headset is a must-have for any bike build or upgrade aiming for premium quality and reliable performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium EC34\/28.6 Wolf Tooth Ultraviolet Purple Headset crafted from lightweight, durable aircraft-grade 6061 aluminum for optimal strength and corrosion resistance. \u003c\/li\u003e\n\u003cli\u003eEquipped with high-performance Enduro stainless steel sealed bearings, providing lifetime durability and exceptional performance in wet or muddy riding conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned for external cup head tubes with customizable stack heights, featuring an ultralight stem cap with integrated spacer, aluminum bolt, and star nut for easy installation and precise fit. \u003c\/li\u003e\n\u003cli\u003eEnhanced sealing system includes a custom-molded upper lip seal and O-ring water seal to protect bearings from water intrusion, dirt, and elements for extended headset longevity. \u003c\/li\u003e\n\u003cli\u003eMade in the USA, these headsets offer a stylish ultraviolet purple finish, with compatibility across a range of frame sizes and steerer tube options, ensuring versatility and high-performance reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224126531,"sku":"HDUP0076","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0376.jpg?v=1773506760"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0050","title":"Wolf Tooth ZS Headset - Ultraviolet Purple | Aircraft-Grade 6061 Aluminum, Sealed Enduro Bearings, Zero Stack, Durable, Lightweight, Precision Machined, Compatible with ZS Frames","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bicycle's steering performance with the Wolf Tooth Performance ZS Headsets - Lower ZS56\/40 in Striking Ultraviolet Purple. Designed for riders who demand durability, precision, and style, this high-quality headset is meticulously machined in the USA from aircraft-grade 6061 aluminum, ensuring lightweight strength and long-lasting performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eBuilt with aerospace-grade 6061 aluminum, these headsets combine exceptional strength with minimal weight. The chromium steel black oxide bearings provide high load capacity and corrosion resistance, ensuring reliable performance in all riding conditions. The custom-molded dual-lip seal on the crown race and industry-leading sealing system protect bearings from dirt, water, and debris, significantly extending the headset's lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered for excellent stability and durability, the Wolf Tooth ZS56\/40 headset features precision machining and a distinctive 36 x 45 bevel angle for a seamless fit and optimal bearing seating. The integrated O-ring and upper lip seal create a multi-layer defense against water intrusion, making this headset ideal for aggressive trail riding, enduro, and mountain biking in tough environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with Enduro black oxide steel sealed bearings, these headsets are built to withstand heavy loads and harsh conditions. The ultralight stem cap includes an integrated spacer, aluminum bolt, and star nut, offering streamlined setup. The headset is compatible with internal bearing cups pressed into the frame, suitable for ZS (Zero Stack) head tube designs with 44mm upper and 56mm lower inner diameters. For carbon steerers, a separate compression plug is required.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in vibrant Ultraviolet Purple, this headset adds a bold aesthetic touch to any mountain bike build. Its sleek, modern design makes it perfect for aggressive trail riding, enduro racing, and mountain biking enthusiasts seeking a combination of high performance and standout style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom-molded dual-lip crown race seal for maximum protection in tough conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Three levels of sealing technology protect bearings and prolong headset life\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Precision-machined with aircraft-grade aluminum ensuring high quality and durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatibility with standard ZS32\/56 head tube internal bearing cups\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Made in the USA for superior craftsmanship and quality assurance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Color: Ultraviolet Purple\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Material: 6061 Aluminum \u0026amp; Black Oxide Steel Bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Crown Race Size: 40mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Inner Diameter: 56mm lower, 44mm upper (press-in compatibility)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Weight: 58 grams\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Bevel Angle: 36 x 45\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Compatibility: ZS (Zero Stack) head tubes for mountain bikes with internal bearing cups\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003eUpgrade your mountain bike's steering precision and durability with Wolf Tooth's ZS Headset-where innovative engineering meets bold style. Perfect for serious riders looking for a long-lasting, high-performance headset with a vibrant look. Invest in trusted craftsmanship made in the USA and enjoy a smoother, more responsive ride on every trail.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision ZS56\/40 Zero Stack Headset with aircraft-grade 6061 aluminum construction ensures a lightweight yet robust design for demanding mountain biking and trail riding. \u003c\/li\u003e\n\u003cli\u003eEquipped with industry-leading Enduro black oxide steel bearings, these headsets deliver exceptional load capacity, corrosion resistance, and long-lasting durability in toughest riding conditions. \u003c\/li\u003e\n\u003cli\u003eInnovative dual-lip seals on the crown race and triple-layer sealing system safeguard bearings from water, mud, and debris, significantly extending headset lifespan and providing reliable performance on rugged terrains. \u003c\/li\u003e\n\u003cli\u003eSleek ultraviolet purple finish adds a bold, stylish touch to your bike, while the precision-machined components and integrated spacer and star nut enhance compatibility and ease of installation. \u003c\/li\u003e\n\u003cli\u003eDesigned for frames with internal bearing cups, these ZS headsets are compatible with steel, aluminum, and carbon steerer tubes (compression plug sold separately), making them a versatile choice for upgrading your bike's steering precision.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224388675,"sku":"HDLW0050","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0375.jpg?v=1773505170"},{"product_id":"wolf-tooth-headset-upper-hdup0074","title":"Wolf Tooth Premium ZS44 - 28.6 Ultraviolet Purple Headset - Aircraft-Grade Aluminum, Stainless Steel Bearings, Water-Resistant Sealed Design, Lightweight \u0026 Durable","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eEnhance your bike's performance and style with the Wolf Tooth Premium ZS Headset - Zero Stack Upper ZS44\/28.6 6mm Stack in striking Ultraviolet Purple. Crafted with precision in the USA, this high-quality bicycle headset combines advanced materials, innovative engineering, and superior durability to optimize your riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Build Quality:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from aerospace-grade 6061 aluminum, the Wolf Tooth ZS Headset offers an exceptional balance of lightweight design and rugged strength. The machined components ensure precise fitment and longevity, making it a reliable upgrade for all types of mountain bikes and trail rigs. The stainless steel bearings provide unbeatable corrosion resistance and smooth performance, even in wet, muddy, or sweaty conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for maximum durability, the ZS44\/28.6 headset features industry-leading sealing technology, including a custom-molded upper lip seal and dual-lip crown race seal, protecting the bearings from water, dirt, and debris. The three-tier sealing system extends bearing life and maintains smooth steering action, ideal for aggressive riding or challenging weather conditions. The inclusion of Enduro stainless steel bearings backed by a lifetime warranty guarantees lasting performance and peace of mind.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThis premium headset includes an ultralight stem cap with an integrated spacer, an aluminum bolt, and a star nut for secure installation. Available in multiple stack heights-6mm, 15mm, and 25mm-you can customize your cockpit setup for optimal comfort and handling. The 6mm top cover provides a sleek appearance while maintaining essential clearance and protection. The design accommodates internal bearing cups pressed into the frame, compatible with ZS (Zero Stack) head tubes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStand out on the trail with the vibrant Ultraviolet Purple finish, combining high performance with bold style. Whether you're customizing an XC race bike, trail bike, or enduro platform, this headset delivers a sleek look and reliable operation. The lightweight construction keeps your bike agile without sacrificing durability, making it perfect for riders who demand both aesthetics and performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom Seals \u0026amp; Sealing System: Industry-leading sealing technology ensures bearings stay protected under tough conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Lifetime Warranty on Bearings: Enduro stainless steel bearings are built to last, backed by a lifetime warranty for added confidence.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Versatile Compatibility: Fits frames with ZS44\/28.6 upper with 56mm lower bearing cup inner diameter. Note: Includes a star nut suitable for steel or aluminum steerer tubes; a compression plug (sold separately) is required for carbon steerer tubes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Precision Machined in the USA: All components are manufactured to the highest standards, ensuring perfect fitment and performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eUpgrade your bike with the Wolf Tooth Premium ZS Headset - the ultimate choice for precision, durability, and style. Optimize your steering performance and enjoy enduring reliability on all your adventures!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium construction with aircraft-grade 6061 aluminum ensures lightweight durability and strength for demanding mountain biking and trail riding environments. \u003c\/li\u003e\n\u003cli\u003eEngineered with three levels of industry-leading sealing, including custom-molded lip seals and O-rings, to provide exceptional water resistance and extend headset lifespan in wet, muddy conditions. \u003c\/li\u003e\n\u003cli\u003eIncludes high-performance Enduro stainless steel sealed bearings, offering superior corrosion resistance, smooth rotation, and a lifetime warranty for long-lasting reliability. \u003c\/li\u003e\n\u003cli\u003eDesigned for compatibility with ZS44\/28.6 upper head tubes on press-in bearing cups, featuring adjustable stack height options (6mm, 15mm, 25mm) to fine-tune cockpit fit and handlebar height. \u003c\/li\u003e\n\u003cli\u003eAvailable in vibrant Ultraviolet Purple, this headset combines style and function-ideal for mountain bike enthusiasts seeking a high-performance, corrosion-resistant headset with innovative sealing technologies and sleek aesthetics.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224716355,"sku":"HDUP0074","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0372.jpg?v=1773506732"},{"product_id":"wolf-tooth-headset-upper-hdup0071","title":"Wolf Tooth Premium IS Headset - Ultraviolet Purple, Aircraft-Grade Aluminum, Stainless Steel Bearings, Water-Resistant Sealed Design, Lifetime Warranty","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain bike's steering performance with the Wolf Tooth Premium IS Headset - Integrated Standard, Upper IS41\/28.6, 7mm Stack in striking Ultraviolet Purple. Crafted in the USA from aircraft-grade 6061 aluminum, this headset combines lightweight durability with expert engineering to ensure a smooth, responsive ride in all conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from high-quality 6061 aluminum, Wolf Tooth headsets offer exceptional strength-to-weight ratio, providing reliable performance without unnecessary heft. The precision-machined components feature anodized black crown races and color-coated upper cups, all assembled with stainless steel bearings for corrosion resistance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned to withstand the rigors of aggressive riding, the headset incorporates three layers of industry-leading custom sealing. An O-ring seal prevents water intrusion around the steerer tube, while a dual-lip crown race seal offers superior protection for the lower bearing. The stainless steel bearings included boast a lifetime warranty, ensuring long-lasting performance even in wet, muddy conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe ultralight stem cap with integrated spacer (available in 7mm, 15mm, or 25mm stack heights) features an aluminum bolt for easy installation, utilizing only 2-3 Nm torque with light grease. The crown race is custom over-molded with dual-lip seals, safeguarding the lower bearing against dirt and moisture. Compatibility is optimized for frames with molded-in internal bearing cups in IS (Integrated Standard) style, with specific attention to avoid use on bikes with carbon steerers unless a compatible compression plug is installed.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eFeaturing a vibrant Ultraviolet Purple finish, this headset adds a bold splash of color to your bike while delivering top-tier performance. Ideal for trail riders, enduro enthusiasts, and mountain bike racers, it's engineered for maximum durability and precise steering under demanding conditions - making it perfect for wet, muddy, or aggressive riding environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Stainless steel bearings for corrosion resistance and longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Custom-molded upper lip seal enhancing water and dirt protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Compatible with internal bearing cup frames using IS41\/28.6 specifications\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Lightweight design perfect for weight-conscious riders seeking durability and style\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Lifetime warranty on bearings for assured reliability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eCompatibility \u0026amp; Additional Information\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eSuitable for frames with IS (Integrated Standard) headsets featuring 41mm upper and 52mm lower bearing diameters. Does not fit Specialized mountain bikes or those using Campagnolo Hiddenset standards. For carbon steerers, purchase a separate compression plug; never use a star nut on carbon steerer tubes. Comes with a star nut, but a compression plug is required for compatible forks.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eElevate your bike's steering system with the Wolf Tooth Premium IS Headset - built for durability, performance, and style. Available exclusively in striking Ultraviolet Purple, it's the perfect upgrade for riders who demand reliability and aesthetic appeal.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\u003cli\u003ePremium Wolf Tooth IS Headset with Ultraviolet Purple Finish for Integrated Standard Frames Ensures exceptional durability and lightweight performance, machined from aircraft-grade 6061 aluminum for strength and corrosion resistance. Features industry-leading triple sealing with custom-molded lip seals and O-rings, providing superior protection against water, dirt, and sweat to prolong bearing lifespan. Equipped with Enduro stainless steel bearings backed by a lifetime warranty, delivering smooth performance in harsh riding conditions. Designed for compatibility with IS41\/28.6 7mm stack standard frames with molded-in bearing cups; perfect for rugged mountain biking and aggressive trail riding. Innovative features include adjustable stack height options (7mm, 15mm, 25mm), ultralight internal spacer system, and an ultra-strong star nut for reliable steering performance, making this headset ideal for demanding MTB riders who prioritize quality, style, and longevity.\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224355907,"sku":"HDUP0071","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0382.jpg?v=1773506719"},{"product_id":"wolf-tooth-headset-upper-hdup0073","title":"Wolf Tooth Performance ZS44 - 28.6 Ultraviolet Purple Headset - Aircraft-Grade Aluminum, Black Oxide Bearings, Water-Resistant Sealed Bearings, Zero Stack Design","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain bike or gravel bike with the Wolf Tooth Performance ZS Headset - Zero Stack Upper ZS44\/28.6 6mm Stack in stunning Ultraviolet Purple. Crafted in the USA, this precision-engineered headset combines durability, lightweight design, and innovative features to enhance your bike's performance and longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from aircraft-grade 6061 aluminum, Wolf Tooth headsets deliver exceptional strength without added weight. The aircraft-grade aluminum components are meticulously machined in-house in Minnesota, ensuring the highest quality standards. Equipped with high-performance Enduro black oxide bearings crafted from chromium steel, these headsets resist corrosion, withstand high loads, and ensure smooth operation in demanding riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for reliable performance, the Wolf Tooth ZS headsets feature a three-tiered sealing system that protects bearings from dirt, water, and debris, significantly prolonging lifespan. The custom-molded upper lip seal and dual-lip crown race seal create a robust barrier against the elements, making this headset ideal for rugged trail riding, enduro racing, and challenging off-road adventures. The 36 x 45 bevel angle ensures perfect alignment for smooth steering and responsive handling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThis zero stack headset is compatible with frames that utilize ZS (Zero Stack) bearing cups with internal 44mm upper and 56mm lower head tube diameters. The package includes precision black oxide steel sealed bearings on both upper and lower assemblies, along with an ultralight stem cap featuring an integrated spacer, aluminum bolt, and star nut for secure fit and easy installation. The upper assembly incorporates a water-resistant O-ring seal that keeps moisture out, ensuring consistent performance in wet or muddy conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eFeaturing a bold Ultraviolet Purple finish, this headset not only performs at the highest level but also adds a vibrant aesthetic to your bike. Its sleek, modern design complements mountain bike, gravel, and trail rigs. Whether you're upgrading your current setup or building a custom bike, this headset provides the perfect balance of style, durability, and precision engineering.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom-Molded Seals: Provides superior protection against water and dirt ingress.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Enduro Black Oxide Bearings: Offer high load capacity, corrosion resistance, and long-lasting durability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Lightweight Design: The ultralight stem cap and machined aluminum components reduce weight without compromising strength.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made in the USA: Expertise and craftsmanship ensure top-tier quality and support.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eAdditional Benefits\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Compatibility with steel and aluminum steerers (a compression plug is required for carbon steerers; star nut is not for carbon).\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Easy installation with the Wolf Tooth crown race installation adapter, preventing damage during setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- One-year warranty for peace of mind.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eEnhance your bike's steering precision and durability with the Wolf Tooth Performance ZS Headset - a perfect upgrade for serious riders seeking performance, style, and reliability. Available in a striking Ultraviolet Purple, it's the ultimate choice for mountain bikers who demand the best.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eRain-resistant design with custom sealing layers prolongs bearing lifespan and enhances reliability. \u003c\/li\u003e\n\u003cli\u003eMachined from lightweight, aircraft-grade 6061 aluminum for strength, durability, and corrosion resistance, ensuring long-lasting performance. \u003c\/li\u003e\n\u003cli\u003eIncludes high-quality Enduro black oxide bearings with superior load capacity and wear resistance, optimized for demanding trail riding and aggressive cycling. \u003c\/li\u003e\n\u003cli\u003eCompatible with ZS44\/28.6 frames with 6mm stack, featuring a sleek ultraviolet purple finish to add a vibrant, personalized style to your bike. \u003c\/li\u003e\n\u003cli\u003eInnovative features such as the integrated ultralight stem cap, O-ring water seal, and precision machined components make installation easy while improving steering precision and stability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224781891,"sku":"HDUP0073","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0373.jpg?v=1773506717"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0051","title":"Wolf Tooth Premium ZS Headset - Ultraviolet Purple, Aircraft-Grade 6061 Aluminum, Stainless Steel Bearings, Zero Stack, Enduro Sealing, Lifetime Warranty","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bicycle's steering performance with the Wolf Tooth Premium ZS Headset - Zero Stack Lower ZS56\/40 in Ultraviolet Purple. Crafted in the USA with precision engineering, this high-quality headset combines durable materials, innovative technology, and sleek style to enhance your ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eManufactured from lightweight, aircraft-grade 6061 aluminum, the Wolf Tooth ZS Headset is built for strength, durability, and corrosion resistance. The stainless steel bearings provide unparalleled longevity and resistance to the elements, making it an ideal choice for riders tackling wet, muddy, or challenging terrains.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned specifically for frames with internal bearing cups pressed into the head tube, this headset ensures a precise, smooth steering experience. The custom-molded dual-lip crown race seal and three-level industry-leading sealing system protect bearings from water, mud, and debris, extending the lifespan and maintaining optimal performance over time. The inclusion of Enduro stainless steel sealed bearings offers a lifetime warranty, reaffirming Wolf Tooth's commitment to quality.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThis headset features a star nut, aluminum stem cap with integrated spacer options (6mm, 15mm, 25mm), and a precision-machined upper assembly that accommodates both steel and aluminum steerer tubes. The kit includes an ultralight aluminum bolt, ensuring minimal weight impact with maximum strength. The lower crown race incorporates a custom-molded dual-lip seal for superior protection in the toughest riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in striking Ultraviolet Purple, this headset adds a vibrant touch to your bike's aesthetics. Perfect for mountain biking, trail riding, or any demanding cycling discipline, the Wolf Tooth ZS Headset is engineered to withstand harsh environments while delivering crisp, confident steering performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom-molded dual-lip crown race seal for enhanced durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Industry-leading three-level sealing system protects against water and mud\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Stainless steel bearings for corrosion resistance and longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Lightweight aircraft-grade aluminum construction with a modern, sleek look\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Lifetime warranty on bearings for lasting peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eCompatibility \u0026amp; Specs\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Fits frames with ZS (Zero Stack) head tube cups, 44mm upper diameter, and 56mm lower diameter\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Works with both steel and aluminum steerer tubes (star nut included; compatible with steel and aluminum steerer tubes only)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Weight: approximately 58 grams\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Crown Race Size: 40mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003eEnhance your bike's performance and style with the Wolf Tooth Premium ZS Headset, designed for riders who demand durability, precision, and vibrant customization. Made in the USA and built to last, it's the perfect upgrade for mountain bikers and serious cyclists seeking reliable steering and long-lasting quality.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium ZS Headsets with Ultraviolet Purple finish crafted from high-quality aircraft-grade 6061 aluminum for lightweight durability and strength\u003c\/li\u003e\n\u003cli\u003eBuilt with industry-leading sealed bearings featuring Enduro stainless steel components, providing superior corrosion resistance and a lifetime warranty for ultimate reliability\u003c\/li\u003e\n\u003cli\u003eEnhanced protection through triple-layer sealing including custom-molded dual-lip crown seals and O-ring upper seals, ensuring optimal performance in wet, muddy, or challenging riding conditions\u003c\/li\u003e\n\u003cli\u003eDesigned for Zero Stack (ZS) frames with 44mm upper and 56mm lower head tube diameters, compatible with steel, aluminum, and carbon steerers (requires separate compression plug for carbon); includes star nut and integrated spacer system for customizable stack height\u003c\/li\u003e\n\u003cli\u003eFeaturing innovative engineering with precision-machined components, ultralight stem caps, and water-resistant seal technology, making this headset ideal for aggressive trail riding, enduro, or all-mountain use\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224323139,"sku":"HDLW0051","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0374.jpg?v=1773505171"},{"product_id":"wolf-tooth-headset-upper-hdup0072","title":"Wolf Tooth Ultraviolet Purple IS41 - 28.6 Integrated Headset | Aircraft-Grade Aluminum, Black Oxide Bearings, Water-Resistant Sealed Design, Lightweight \u0026 Durable","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's performance with the Wolf Tooth Performance IS Headset - Integrated Standard Upper IS41\/28.6 7mm Stack in striking Ultraviolet Purple. Crafted with precision in the USA, this high-quality headset is designed for cyclists who demand durability, lightweight efficiency, and superior technology in their bike components.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from aircraft-grade 6061 aluminum, this headset offers exceptional strength-to-weight ratio, ensuring reliable performance without added bulk. The black oxide bearings, made from chromium steel, provide unmatched load capacity, corrosion resistance, and durability for demanding cycling conditions. Precision machined components guarantee a perfect fit and long-lasting performance, while the custom-molded seals and O-ring protect bearings from water intrusion, dirt, and debris.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eThe Wolf Tooth Performance Headset features three levels of sealed bearing protection-including a custom upper lip seal-to extend bearing life and maintain optimal performance in tough environments. The ultralight stem cap includes an integrated spacer with an aluminum bolt and star nut, facilitating easy installation and adjustment. The crown race is anodized black with a dual-lip seal for superior protection, and the top cap's outer diameter measures a precise 45.8mm for compatibility.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eDesigned specifically for frames with molded-in internal bearing cups using the IS (Integrated Standard) system, this headset is ideal for modern mountain bikes, enduro, trail, and cross-country bikes. Its vibrant Ultraviolet Purple color adds a sleek, custom aesthetic to any bike build, making it perfect for riders who value style as well as performance. The 7mm stack height ensures smooth steering and responsive handling, whether on rugged trails or urban rides.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Machined from aircraft-grade 6061 aluminum for durability and lightweight performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Black oxide chromium steel bearings for high load, corrosion resistance, and extended lifespan\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Three-layer sealing system-including custom-molded lip seals-protects bearings from elements\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Ultralight stem cap with integrated spacer simplifies setup and adjustment\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Anodized crown race with dual-lip seal offers extra protection in extreme conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatibility with steel, aluminum, and carbon steerers (star nut included; compression plug sold separately for carbon)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eOptimize your bike's steering precision and durability with the Wolf Tooth Performance IS Headset, engineered for serious riders who demand top-tier quality and style. Finished in eye-catching Ultraviolet Purple, this headset combines innovative technology with eye-catching aesthetics-making it a must-have upgrade for your cycling setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eProduct Specifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Upper Stack Height: 7mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- S.H.I.S. Upper: IS41\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Steerer Tube Diameter: 28.6mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Color: Ultraviolet Purple\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Bearing Material: Black Oxide Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Weight: 52g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Designed for: Frames with molded-in internal bearing cups\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003eElevate your ride with the reliability, performance, and style of Wolf Tooth Performance Headsets-built to withstand the harshest conditions while delivering smooth, responsive steering.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePrecision Machined in the USA from aircraft-grade 6061 aluminum for unmatched strength, durability, and lightweight performance. \u003c\/li\u003e\n\u003cli\u003eEngineered with Enduro black oxide steel sealed bearings that offer exceptional corrosion resistance, high load capacity, and extended lifespan in all riding conditions. \u003c\/li\u003e\n\u003cli\u003eFeatures triple-level sealing technology, including custom-molded upper lip seal and water-resistant O-ring, ensuring superior protection against dirt, water, and debris. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for frames with molded-in internal bearing cups, compatible with IS (Integrated Standard) headsets, featuring a 7mm stack height and sleek ultraviolet purple finish for standout style. \u003c\/li\u003e\n\u003cli\u003eIncludes an ultralight stem cap with integrated spacer, aluminum bolt, and star nut, offering quick installation, reliable stacking, and a modern aesthetic for aggressive trail riding or cross-country adventures.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224290371,"sku":"HDUP0072","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0383.jpg?v=1773506732"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0047","title":"Wolf Tooth Wolf Tooth Performance EC Headsets - External Cup Lower EC44\/40 Ultraviolet Purple","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eWolf Tooth headsets are machined in the USA with aircraft-grade 6061 aluminum. Our Performance Headset is built to include a black oxide coated chromium steel bearing and a one year warranty. Our headsets stand above the rest with three levels of superior custom sealing to protect bearings from the elements and prolong the life of the headset. They are designed to be lightweight, strong, and durable. Available in a variety of colors. These EC headsets are for frames with external bearing cups, which places the bearing outside of the frame with these headsets. Compatibility Stack height designation for EC headsets includes 10mm cup (see tech specs). Any frame that uses an external cup headset with a 34mm upper head tube inner diameter and 34mm, 44mm, or 49mm lower head tube inner diameter. Uppers and lowers sold separately. Enduro black oxide sealed bearings included on both the upper and lower. Upper headsets ship with a star nut which can only be used on forks with steel or aluminum steerer tubes. For forks with carbon steerer tubes you will need a compression plug (sold separately). (Never use a star nut on a carbon steerer tube). A crown race adapter (sold separately) will allow you to use forks with smaller 1-1\/8\" or 1-1\/4\" steerer tubes with a larger 1-1\/2\" bottom headset cup EC34 Lowers are not compatible with Surly 1-1\/8\" straight steerer forks Upper assembly features:. Ultralight Stem Cap With Integrated Spacer plus an aluminum bolt and a star nut. 5mm top cover = 16mm total stack O-ring seal prevents water intrusion around the steerer tube. Custom-molded upper lip seal provides additional protection for upper bearing. Lower assembly features:. Custom molded dual-lip seal on the crown race to protect lower bearing in the toughest conditions. 12.25mm stack. Service and additional parts available. Recommendations . The Wolf Tooth crown race installation adapter will help avoid damaging the crown race seals. Upper headsets ship with a star nut which can only be used on forks with steel or aluminum steerer tubes. For forks with carbon steerer tubes you will need compression plug. (Never use a star nut on a carbon steerer tube). Related Products Precision headset spacers Wolf Tooth crown race installation adapter Premium EC Headsets Tech Specs Weight: EC44 lower 45g | EC49 lower 54g | EC34 lower 37g | EC34 5mm upper 64g | EC34 15mm Upper 70g | EC34 25mm upper 79gMaterial: 6061 aluminumBevel Angle: 36 x 45 degreesStem Cap Bolt Torque Spec: 2-3 Nm with light grease on threads only. Made in the USA. Patent and trademark information.Lower EC44\/40 Ultraviolet Purple\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eBlack Oxide Bearings are made from chromium steel for high load capacity and durability\u003c\/li\u003e\n\u003cli\u003eCustom molded dual-lip seal on the crown race to protect lower bearing in the toughest conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42185224650819,"sku":"HDLW0047","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0381.jpg?v=1773809041"},{"product_id":"wolf-tooth-headset-upper-wtchdst0009","title":"Wolf Tooth Premium EC Headset 6061 Aluminum, Stainless Steel Bearings, Waterproof Sealed Design, External Cup, 16mm Stack, Raw Silver","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Premium EC Headset - External Cup Upper EC34\/28.6 16mm Stack in Raw Silver. Crafted in the USA from aircraft-grade 6061 aluminum, this high-quality headset combines durability, lightweight engineering, and exceptional performance for mountain, gravel, and cyclocross bikes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eDesigned with precision, the Wolf Tooth EC Headset features CNC-machined 6061 aluminum components finished in a sleek Raw Silver. The headset incorporates Enduro stainless steel sealed bearings, offering outstanding corrosion resistance and longevity even in harsh, wet, or sweaty riding conditions. Three levels of custom sealing-including dual-lip seals and water-resistant lip seals-protect internal bearings from moisture and dirt, significantly extending your headset's lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered for superior ride quality, the EC34\/28.6 head tube configuration fits frames with external cup bearing designs, with a 16mm stack height ensuring optimal steering responsiveness. The precision-beveled 36 x 45 bearing contact angles enhance steering smoothness and stability. The integrated O-ring seal around the steerer tube and custom upper lip seal provide extra water resistance, maintaining reliable performance over time.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eSupplied with stainless steel bearings housed in rugged aluminum cups, this headset guarantees corrosion resistance and durability. The ultralight stem cap with integrated spacer and aluminum bolt ensures minimal weight without sacrificing strength. Compatibility options include crown race adapters for use with various fork steerer diameters, and a star nut for steel and aluminum steerers-note that carbon steerers require a compression plug (sold separately). The headset also features a water-resistant design with a 5mm top cover option for adjustable stack height.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eThe Raw Silver finish offers a sleek, industrial aesthetic suitable for both performance-oriented mountain biking and rugged gravel adventures. Its lightweight profile and high-performance sealing make it ideal for riders who demand dependable steering precision and durability in challenging riding environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Lifetime warranty on bearings ensures long-term reliability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Custom-molded seals protect against water intrusion and debris\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Enduro stainless steel sealed bearings provide unmatched corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatible with a variety of frame specifications, including external cup head tubes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Easy installation with the Wolf Tooth crown race installation adapter, preventing seal damage during setup\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eTechnical Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Upper Stack Height: 16mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- S.H.I.S Upper: EC34\/28.6\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Color: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Bearings: Stainless Steel sealed bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Weight: 64g (upper assembly)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Material: CNC-machined 6061 aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003eElevate your bike's steering performance with Wolf Tooth's precision-crafted EC Headset-built for durability, ease of installation, and seamless integration with your bike's geometry. Experience smooth handling and peace of mind with a product designed and manufactured in the USA.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEngineered in the USA with aircraft-grade 6061 aluminum for lightweight strength and lasting durability, ensuring premium performance on demanding rides. \u003c\/li\u003e\n\u003cli\u003eFeatures high-quality Enduro stainless steel sealed bearings with a lifetime warranty, providing superior corrosion resistance and smooth steering in wet and muddy conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned for external cup headsets with a 34mm upper head tube inner diameter, compatible with a variety of frames; includes an ultralight stem cap with integrated spacer for customizable stack heights. \u003c\/li\u003e\n\u003cli\u003eEnhanced sealing system includes custom-molded upper lip seal and O-ring around the steerer tube, preventing water intrusion and extending bearing life in harsh riding environments. \u003c\/li\u003e\n\u003cli\u003eInnovative features such as a crown race installation adapter and compatibility with steel, aluminum, or carbon steerers make this headset versatile and easy to install, perfect for serious mountain biking or bikepacking adventures.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42201399230531,"sku":"WTCHDST0009","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC34U-5MM-RED-01_26f9d910-2561-4138-a1be-df31a13b401b.jpg?v=1773500526"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0046","title":"Wolf Tooth Premium EC Headset EC44 - 40 - Aircraft-Grade Aluminum, Stainless Steel Bearings, UV Purple Color, External Cup, Waterproof Sealed, USA-Made","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eElevate your cycling performance with the Wolf Tooth Premium EC Headset - External Cup Lower EC44\/40 in Ultraviolet Purple. Crafted in the USA from aircraft-grade 6061 aluminum, this premium headset combines lightweight durability with superior engineering to provide a smooth, reliable ride in any condition.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eDesigned with precision, the Wolf Tooth EC Headset features aircraft-grade 6061 aluminum components, ensuring strength without excess weight. The headset incorporates high-quality stainless steel bearings for unmatched corrosion resistance, making it ideal for wet, muddy, or sweaty environments. The Ultraviolet Purple finish adds a bold, stylish touch to your bike's cockpit.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered for endurance, this headset boasts three layers of custom sealing-namely, a dual-lip crown race seal, an inner O-ring seal, and an upper lip seal-protecting the bearings from water, dirt, and debris. The stainless steel bearings come with a lifetime warranty, guaranteeing longevity and consistent performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe EC44\/40 headtube compatibility makes it suitable for frames with external bearing cups, where the bearing sits outside the frame. The headset features a stack height of 12.25mm, with options for customizable spacers to adjust your cockpit setup. The upper assembly includes an ultralight stem cap with an integrated spacer, an aluminum bolt, and a star nut (compatible solely with steel or aluminum steerers). For carbon steerers, a separate compression plug is required.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in a vibrant Ultraviolet Purple, this headset not only enhances your bike's aesthetic but also ensures robust performance across mountain biking, gravel riding, and cyclocross disciplines. Its sleek, modern design and durable components make it the perfect upgrade for riders seeking reliability and style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Lifetime warranty on stainless steel bearings for peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Custom-molded dual-lip seals and triple-sealing system for top-tier protection against the elements\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Made in the USA, ensuring high-quality craftsmanship and local support\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatibility with EC44\/40 head tubes, with optional crown race adapters for various fork sizes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Lightweight design for improved handling and reduced fatigue during long rides\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eTechnical Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Lower Stack Height: 12.25mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Bearing Type: Stainless Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Crown Race Size: 40mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Weight: 45g (Lower assembly)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Color: Ultraviolet Purple\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003eUpgrade your bike with the Wolf Tooth Premium EC Headset for unparalleled durability, precision, and style. Whether you're tackling rugged trails or smooth gravel roads, this headset offers the performance and protection every serious cyclist demands.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eDurable, aircraft-grade 6061 aluminum construction ensures lightweight strength and longevity for demanding riding conditions. \u003c\/li\u003e\n\u003cli\u003eAdvanced sealing with three layers of custom-molded dual-lip and upper lip seals provides superior water, dirt, and debris protection, extending bearing life. \u003c\/li\u003e\n\u003cli\u003eIncludes high-performance Enduro stainless steel sealed bearings with a lifetime warranty, delivering smooth, corrosion-resistant performance in wet and rugged environments. \u003c\/li\u003e\n\u003cli\u003eDesigned for external cup frames with compatibility for EC44\/40 head tubes, offering versatile stack height options with included spacers and precision components for a custom fit. \u003c\/li\u003e\n\u003cli\u003eStylish ultraviolet purple finish adds a unique, vibrant aesthetic to your bike, combining performance engineering with modern style for cyclists who demand both form and function.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42201722388547,"sku":"HDLW0046","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0380.jpg?v=1773505749"},{"product_id":"wolf-tooth-headset-bearing-headset-bearing-hdbr0108","title":"Wolf Tooth 41mm Stainless Steel Headset Bearing Replacement - Precision Cartridge Bearings for Enhanced Bike Steerer Compatibility","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Headset Replacement Parts Bearing - a must-have for serious cyclists seeking reliability and precision. Designed specifically for Wolf Tooth headsets, this 41mm stainless steel bearing ensures smooth, responsive handling and long-lasting durability on any trail or road.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from premium-grade stainless steel, these bearings resist corrosion and withstand harsh environmental conditions, making them ideal for all-weather riding. They feature a robust cartridge design with a 36x45 degree bevel angle, ensuring optimal load distribution. The bearing's internal diameter of 30mm fits perfectly for seamless compatibility with Wolf Tooth headsets, providing a secure, stable fit.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered with precision machining, these replacement bearings reduce friction and deliver superior steering control. Whether installed in your mountain bike or gravel rig, the stainless steel construction ensures longevity and consistent performance, even under demanding conditions. Choose between our Premium series Enduro stainless steel bearings or our performance black oxide bearings to match your riding style and maintenance preferences.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThese bearings feature a 6.45mm thickness, optimized for strength and minimal weight, while maintaining excellent load-bearing capabilities. The cartridge bearing system simplifies installation and replacement, reducing downtime on the trail and ensuring your bike maintains peak handling performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003ePerfect for riders seeking maximum durability and reliable performance, these replacement bearings are suitable for mountain biking, enduro, gravel, and adventure cycling. Their sleek stainless steel finish complements any bike setup, while the black oxide option adds a tactical, low-glare look for performance-minded cyclists.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Compatible exclusively with Wolf Tooth headsets for guaranteed fit and performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Corrosion-resistant stainless steel construction for all-weather riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Choice between premium Enduro or black oxide bearings to suit your maintenance needs\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Precision 36x45 degree bevel for optimized steering responsiveness\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eRevitalize your bike's steering system with the Wolf Tooth Headset Replacement Bearings - engineered for durability, engineered for adventure. Enhance your riding experience with bearings that deliver smooth, reliable performance mile after mile.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEnhance your Wolf Tooth headset performance with these high-quality 41mm stainless steel replacement bearings designed for durability and precision. \u003c\/li\u003e\n\u003cli\u003eConstructed from premium stainless steel, these bearings offer superior corrosion resistance and long-lasting performance in all riding conditions, ensuring reliable steering and handling. \u003c\/li\u003e\n\u003cli\u003eCompatible exclusively with Wolf Tooth headsets, these replacement parts feature a 36x45 degree bevel angle, optimized for smooth rotation and optimal load distribution. \u003c\/li\u003e\n\u003cli\u003eFeaturing a versatile compression plug compatible with steerer tube inner diameters from 23.2mm to 24.2mm, making installation quick and secure across various bike setups. \u003c\/li\u003e\n\u003cli\u003eChoose between our Premium Enduro stainless steel bearings or performance black oxide bearings, engineered to meet the demands of aggressive riding and to extend the lifespan of your headset components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42201782616131,"sku":"HDBR0108","price":34.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD1755.jpg?v=1773506159"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-wtchdst0008","title":"Wolf Tooth Premium EC Headset - External Cup, Stainless Steel Bearings, Lightweight Aluminum, Sealed for Wet Conditions, Raw Silver","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's performance and durability with the Wolf Tooth Premium EC Headsets - External Cup Lower EC44\/40 Raw Silver. Crafted in the USA from aircraft-grade 6061 aluminum, these headsets combine lightweight strength with exceptional corrosion resistance, ensuring long-lasting reliability in all riding conditions. Designed for frames with external bearing cups, they provide an optimal fit for bicycles that require a 34mm or 40mm crown race, making them a versatile choice for various mountain and gravel bikes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eManufactured from durable, aircraft-grade 6061 aluminum for precision fit and lightweight performance. The headsets feature stainless steel sealed bearings with a lifetime warranty, offering superior durability and corrosion resistance, especially in wet or sweat-prone environments. The custom-molded dual-lip crown race seal and multilayer sealing system protect components from water, mud, and debris, significantly extending the lifespan of your headset.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered with advanced sealing technology and Enduro stainless steel bearings, Wolf Tooth headsets deliver seamless steering performance and superior bearing longevity. The EC44\/40 lower stack height of just 12.25mm minimizes weight without sacrificing strength, making it ideal for aggressive riding and technical terrain. The included ultralight stem cap with integrated spacer and aluminum bolt ensure optimal headset preload and smooth steering feel.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with top-tier components, these headsets feature custom-molded seals for both upper and lower assemblies, and stainless steel bearings designed to withstand harsh conditions. The star nut for fork installation and optional crown race adapters expand compatibility, enabling use with forks featuring smaller or larger steerer tubes, including carbon steerer options (sold separately). Service parts are readily available to keep your headset performing at peak levels.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a sleek raw silver finish, Wolf Tooth EC headsets combine modern aesthetic appeal with industrial strength. Perfect for mountain biking, gravel adventures, and all-mountain riding, these headsets are built to handle tough trails and adverse weather without compromise. Whether upgrading an existing bike or building a new rig, their minimal stack height and lightweight design enhance handling precision and overall ride feel.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Lifetime warranty on stainless steel bearings for peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- High-performance dual-lip crown race seals for extreme conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Custom-molded upper and lower seals for maximum protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Machined in the USA, ensuring high manufacturing standards and quality control\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatibility with a wide range of external cup frames and fork types\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eTechnical Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Bearing Type: Stainless Steel Sealed Bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Lower Stack Height: 12.25mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Compatibility: EC44\/40 external cup frames with 34mm or 40mm crown race\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Weight: EC44 lower 45g, upper options available in various weights\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Finish: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003eElevate your cycling experience with Wolf Tooth Premium EC Headsets, the perfect blend of durability, precision engineering, and sleek style-designed to keep your bike performing at its best mile after mile.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium EC Headsets with External Cup Design - Crafted from aircraft-grade 6061 aluminum for lightweight strength and durability, ensuring a lasting performance on rugged trails and daily commutes. \u003c\/li\u003e\n\u003cli\u003eEnduro Stainless Steel Bearings with a Lifetime Warranty - Equipped with rust-proof, corrosion-resistant bearings engineered for wet and sweaty conditions, providing smooth, reliable steering over countless rides. \u003c\/li\u003e\n\u003cli\u003eAdvanced Sealing Technology - Features triple-layer custom molded dual-lip seals and water-resistant O-rings to protect bearings from dirt, water, and debris, extending the lifespan of your headset in tough environments. \u003c\/li\u003e\n\u003cli\u003eVersatile Compatibility \u0026amp; Customization - Designed for frames with external bearing cups (EC44\/40, EC49), with options for different stack heights, crown race adapters, and a star nut for steel or aluminum steerer tubes, offering a tailored fit for your bike. \u003c\/li\u003e\n\u003cli\u003eMade in the USA with Precision Engineering - Each headset is precision-machined for exact fitment and superior performance, combining innovative design with exceptional craftsmanship; backed by a lifetime warranty to ensure your investment lasts ride after ride.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202383679555,"sku":"WTCHDST0008","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC34U-5MM-RED-01_47e03f2c-34af-4174-b12c-2e820acafc94.jpg?v=1773825374"},{"product_id":"wolf-tooth-headset-lower-1-1-8-in-wtchdst0011","title":"Wolf Tooth Premium EC Headset - External Cup, CNC Machined 6061 Aluminum, Stainless Steel Bearings, Dual-Lip Seals, Raw Silver for Wet \u0026 Tough Conditions","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering precision with the Wolf Tooth Premium EC Headset - External Cup Lower EC34\/30 in Raw Silver. Designed and machined in the USA from high-quality aircraft-grade 6061 aluminum, this headset offers unbeatable strength, lightweight performance, and exceptional durability for demanding trail and mountain biking adventures.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from CNC-machined 6061 aluminum, the Wolf Tooth EC Headset combines aerospace-grade materials with top-tier manufacturing standards. The raw silver finish enhances corrosion resistance and provides a sleek, professional look perfect for both OEM builds and custom upgrades. Each component is engineered with precision, ensuring a perfect fit and long-lasting performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eAdvanced Components \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEquipped with stainless steel Enduro sealed bearings, this headset guarantees smooth, consistent steering while resisting corrosion from water, mud, and sweat-ideal for wet conditions and rugged terrains. The custom-molded dual-lip crown race seal and upper lip seal provide superior protection against dirt, debris, and moisture, significantly extending bearing life. The ultra-reliable star nut installation, compatible with steel or aluminum steer tubes, offers straightforward setup and adjustment.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003ePerformance \u0026amp; Compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eDesigned for frames with external bearing cups, the EC34\/30 features a compact lower stack height of just 12.25mm, enabling a low-rise, aggressive riding position. Compatible with frames utilizing 34mm upper head tube inner diameters and various lower head tube sizes (34mm, 44mm, 49mm), this headset supports a wide range of mountain, gravel, and cyclocross bikes. The inclusion of a crown race adapter (sold separately) allows you to fit forks with smaller steerer tubes (1-1\/8\" or 1-1\/4\") onto a 1-1\/2\" bottom cup, offering versatile upgrade options.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a sleek raw silver finish, the Wolf Tooth EC Headset offers a modern, clean look that complements any bike frame and style. Its lightweight design paired with heavy-duty sealing technology makes it ideal for trail riding, enduro racing, or everyday mountain biking. Whether tackling technical descents or high-speed climbs, this headset ensures responsive handling and reliable performance in all conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Protecting Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Stainless steel bearings for unparalleled corrosion resistance and longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Custom-molded seals for maximum bearing protection against elements\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Water-resistant O-ring and dual-lip crown race seals for added durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Lifetime warranty on bearings, ensuring peace of mind for years of riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Easy installation with included star nut and optional crown race adapter\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eSpecifications \u0026amp; Additional Details\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Weight: EC34 lower 37g | EC44 lower 45g | EC49 lower 54g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Stack height options: 5mm, 15mm, 25mm spacers included, allowing stack customization from 16mm to 35mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Color: Raw Silver with a modern, machined finish\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Made in the USA - supporting local manufacturing and craftsmanship\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003eUpgrade your bike's steering with confidence. The Wolf Tooth Premium EC Headset is the perfect choice for riders seeking durability, performance, and a sleek aesthetic for demanding off-road adventures. Shop now for superior quality and enhanced ride experience!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined in the USA from aircraft-grade 6061 aluminum, Wolf Tooth Premium EC Headsets offer lightweight strength and durability for demanding mountain biking and trail riding. \u003c\/li\u003e\n\u003cli\u003eEquipped with premium Enduro stainless steel bearings and triple-layer sealing, these headsets deliver exceptional corrosion resistance and long-lasting performance in wet, muddy, or sweat-prone conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned for frames with external cup head tubes, the EC34\/30 Raw Silver headset features a 12.25mm low stack height and customizable spacer options, ensuring a perfect fit across a variety of bike builds. \u003c\/li\u003e\n\u003cli\u003eInnovative dual-lip crown race seals and a water-resistant O-ring seal around the steerer tube provide superior protection against elements, extending bearing life and maintaining smooth steering performance under tough conditions. \u003c\/li\u003e\n\u003cli\u003eBacked by a lifetime warranty on bearings, Wolf Tooth EC headsets include a star nut for steel and aluminum steerers, with compatibility for 1-1\/8\" or 1-1\/4\" forks using optional crown race adapters, making them a versatile choice for upgraded or custom bike setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202383745091,"sku":"WTCHDST0011","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC34U-5MM-RED-01_634925c1-a80e-4cba-80bd-bdff32f6c5f5.jpg?v=1773500547"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-wtchdst0012","title":"Wolf Tooth Performance ZS Headset - Zero Stack Lower ZS56 - 40, Aircraft-Grade 6061 Aluminum, Black Oxide Bearings, Sealed for Durability \u0026 Precision Engineering","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain bike's handling with the Wolf Tooth Performance ZS Headset - Zero Stack Lower ZS56\/40 in Raw Silver. Crafted in the USA from high-grade aircraft aluminum, this headset combines lightweight engineering with unbeatable durability. Designed specifically for ZS (Zero Stack) head tube frames with 44mm upper and 56mm lower inner diameter, it offers superior performance in off-road and trail riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003ePremium Materials \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from precision-machined 6061 aluminum, the Wolf Tooth ZS headset delivers exceptional strength without adding weight. The black oxide bearings are constructed from chromium steel, ensuring high load capacity, resistance to wear, and long-lasting performance even in harsh conditions. All components are manufactured in-house, reflecting Wolf Tooth's commitment to quality and craftsmanship.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eAdvanced Components \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eThe headset features custom-molded dual-lip seals on the crown race and an integrated O-ring seal around the steerer tube, providing comprehensive protection against water, mud, and dirt. This proactive sealing system extends the lifespan of bearings and maintains smooth steering. The headsets include sealed Enduro black oxide bearings on both upper and lower fits, backed by a one-year warranty for peace of mind.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eVersatile \u0026amp; Stylish Design:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe Raw Silver finish offers a sleek, professional look that complements a variety of bike colors and styles. The ultralight stem cap, integrated spacer, and aluminum bolt-paired with a star nut-allow for quick installation and precise adjustments. Compatible with both steel and aluminum steerer tubes (forks with carbon steerer require a compression plug sold separately), this headset is ideal for riders demanding reliability and style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003ePerformance \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eOptimized for aggressive trail riding, enduro, and mountain biking, the Wolf Tooth ZS headset provides a secure, responsive, and smooth steering experience. Its innovative sealing technology protects against the elements, ensuring consistent performance over challenging terrains. Whether upgrading your existing setup or building a new ride, this headset enhances handling and durability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eAdditional Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Machined in the USA from aircraft-grade 6061 aluminum for premium quality\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Chromium steel black oxide bearings for high durability and load capacity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Custom-molded dual-lip crown race seal for maximum protection in tough conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Available in vibrant colors to match your bike's aesthetic\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Compatibility: ZS (Zero Stack) frames with 44mm upper and 56mm lower bearing cup diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Weight: 55-58 grams\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Material: 6061 aluminum, chromium steel bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Crown Race Size: 40mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Color: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003eEnhance your bike's steering precision and longevity with the Wolf Tooth Performance ZS Headset - designed for riders who demand the best in performance, durability, and style. Made in the USA with industry-leading craftsmanship, this headset is the perfect upgrade for trail, enduro, and all-mountain bikes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-strength aircraft-grade 6061 aluminum construction ensures lightweight durability and reliable performance for demanding trail rides and XC racing.\u003c\/li\u003e\n\u003cli\u003ePrecision-machined in the USA, these Wolf Tooth ZS headsets feature industry-leading sealing systems with custom dual-lip and upper lip seals, shielding bearings from water, mud, and debris for extended longevity.\u003c\/li\u003e\n\u003cli\u003eEquipped with high-load capacity black oxide bearings made from chromium steel, these headsets deliver smooth, responsive steering and enhanced durability in tough riding conditions.\u003c\/li\u003e\n\u003cli\u003eDesigned for internal bearing cup frames with 44mm upper and 56mm lower head tube diameters, the Zero Stack ZS56\/40 headsets provide a seamless fit for a variety of mountain bike setups, with compatibility for both steel and aluminum steerers.\u003c\/li\u003e\n\u003cli\u003eStylish Raw Silver finish, combined with innovative sealing technology and quality craftsmanship, offers a professional look and dependable function for riders seeking top-tier components for mountain biking performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202383843395,"sku":"WTCHDST0012","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0328.jpg?v=1780426405"},{"product_id":"wolf-tooth-headset-upper-wtchdst0013","title":"Wolf Tooth Performance ZS Headset - Zero Stack ZS44 - 28.6mm Aluminum Headset with Sealed Bearings, Water-Resistant Seals, Lightweight Durable Engineering","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain biking setup with the Wolf Tooth Performance ZS Headset - Zero Stack Upper ZS44\/28.6, 6mm Stack, Raw Silver. Crafted with precision in the USA, this high-performance headset combines durability, lightweight engineering, and advanced sealing technology to ensure smooth steering and lasting reliability on demanding trails.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from aircraft-grade 6061 aluminum, the Wolf Tooth ZS Headset offers exceptional strength-to-weight ratio, resisting corrosion while maintaining a sleek, lightweight profile. The black oxide steel bearings, renowned for high load capacity and corrosion resistance, are precision-machined for optimal performance and longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for zero stack head tubes with a 44mm upper and 56mm lower inner diameter, this headset guarantees a secure fit with industry-leading sealing systems. The triple-layer sealing-featuring custom-molded upper lip seals, dual-lip crown race seals, and water-resistant O-rings-protects bearings from mud, water, and dust, enhancing durability and reducing maintenance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with high-quality Enduro black oxide bearings, this headset ensures smooth, reliable steering under tough conditions. The ultralight stem cap with integrated spacer, aluminum bolt, and star nut simplify installation and adjustment. The included crown race installation adapter helps prevent seal damage during setup, safeguarding your investment.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a sleek raw silver finish, the Wolf Tooth ZS Headset adds a touch of understated elegance to your metal or carbon fiber frame. Its versatile design suits aggressive trail riding, enduro, and all-mountain adventures, offering superior steering precision and durability for demanding terrains.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Enhanced Sealing System: Three levels of industry-leading seals prevent water ingress and dirt buildup, prolonging headset lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Aircraft-Grade Aluminum Machining: Ensures high precision and consistent quality in every component.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Compatibility Flexibility: Suitable for frames with pressed-in bearing cups using ZS (Zero Stack) standards.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made in the USA: Crafted with pride and precision for quality assurance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eKey Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Upper Stack Height: 6mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Color: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Bearings: Black Oxide Steel with sealed design\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Compatibility: ZS44\/28.6 inner diameter, for steel or aluminum steerer tubes (carbon steerer tubes require a compression plug)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003eOptimize your bike's steering performance with the Wolf Tooth ZS Headset-built for durability, precision, and trail-ready performance. Order now for reliable, top-tier cycling components that elevate your riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision CNC machined from aircraft-grade 6061 aluminum for exceptional strength, lightweight performance, and durability to withstand demanding trail and enduro riding.\u003c\/li\u003e\n\u003cli\u003eEquipped with industry-leading black oxide sealed bearings made from chromium steel, providing superior load capacity, corrosion resistance, and long-lasting performance in harsh riding conditions.\u003c\/li\u003e\n\u003cli\u003eFeatures advanced sealing systems, including custom-molded upper lip and dual-lip crown race seals, offering unbeatable protection against water, dirt, and debris for added bearing longevity.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Zero Stack (ZS44\/28.6) head tubes with a 6mm stack height, compatible with frames using internal bearing cups pressed into the frame - perfect for modern enduro, trail, and mountain bike applications.\u003c\/li\u003e\n\u003cli\u003eIncludes an ultralight stem cap with integrated spacer, aluminum bolt, and star nut, ensuring easy installation, minimal weight addition, and a clean, professional look optimized for performance-focused cycling enthusiasts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202383974467,"sku":"WTCHDST0013","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS44U-5MM-GLD-01_d6cc5a57-07d9-4b4f-9d5d-fb5e2567169a.jpg?v=1773417889"},{"product_id":"wolf-tooth-headset-upper-wtchdst0014","title":"Wolf Tooth Performance IS Headset - Integrated Standard Upper 41mm, Raw Silver, Aircraft-Grade 6061 Aluminum, Black Oxide Bearings, Water-Resistant Sealed Design","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering precision with the Wolf Tooth Performance IS Headsets - Integrated Standard Upper IS41\/28.6 7mm Stack in Raw Silver. Crafted in the USA from aircraft-grade 6061 aluminum, these headsets deliver exceptional strength, lightweight performance, and corrosion resistance-perfect for aggressive riding, trail riding, or everyday cycling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eBuilt with high-quality, aircraft-grade 6061 aluminum, Wolf Tooth Performance Headsets are engineered for durability and optimal performance. The black oxide steel sealed bearings feature chromium steel construction, ensuring high load capacity, superior durability, and excellent corrosion resistance. Each component is precision-machined in-house to the highest standards, guaranteeing a perfect fit and long-lasting reliability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for frames with molded-in internal bearing cups, these headsets provide a seamless, secure fit. The integrated three-tier sealing system-including custom-molded upper lip seal and an O-ring in the crown race-protects bearings from water, dirt, and debris, extending the lifespan of your steering components. The ultralight stem cap with integrated spacer, aluminum bolt, and star nut enhance installation ease and weight savings.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with Enduro black oxide bearings, these headsets combine high load capacity with corrosion resistance, ideal for all weather conditions. The crown race features a custom over-molded dual-lip seal that safeguards against the toughest elements. The headsets include a star nut for steel or aluminum steerers-note that carbon steerers require a separate compression plug (sold separately).\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in a sleek Raw Silver finish, these headsets complement any bike build from aggressive mountain bikes to polished trail rigs. They are designed for the dedicated cyclist seeking reliable performance, smooth steering, and straightforward installation. Perfect for upgrades or OEM replacements, Wolf Tooth headsets ensure your bike maintains precise handling ride after ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative Features \u0026amp; Compatibility:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Precision-machined from aircraft-grade 6061 aluminum in the USA\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Black oxide sealed bearings deliver durability and corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Custom sealing system for superior water and debris protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatible with frames using IS (Integrated Standard) headsets with 41mm upper and 52mm lower bearing diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Includes ultralight stem cap, integrated spacer, aluminum bolt, and star nut-installation ready for steel or aluminum steerers\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Weighs only 52g, ensuring minimal impact on overall bike weight\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Upper stack height: 7mm (total stack: 8mm)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Bearing type: Black oxide steel sealed bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Outer bearing diameter: 45.8mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- S.H.I.S. compatibility: IS41\/28.6\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Material: 6061 aluminum, black oxide steel bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Color: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003e- Made in the USA\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-25\"\u003e\u003cp\u003eEnhance your bike's steering performance with Wolf Tooth's precision-engineered, durable, and lightweight IS Headsets-building confidence with every turn. Compatible with a broad range of mountain, gravel, and trail bikes, these headsets are your upgrade for smooth, reliable handling in challenging conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision machined in the USA from aircraft-grade 6061 aluminum for exceptional strength and lightweight performance. \u003c\/li\u003e\n\u003cli\u003eEquipped with durable Enduro black oxide steel sealed bearings featuring three levels of superior sealing, ensuring maximum protection against dirt, water, and harsh riding conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned for frames with molded-in internal bearing cups, these Integrated Standard (IS41\/28.6) headsets offer precise compatibility and a clean, integrated look for modern mountain and gravel bikes. \u003c\/li\u003e\n\u003cli\u003eInnovative features include a custom-molded upper lip seal and O-ring water seal, extending headset lifespan and maintaining smooth performance even in wet, muddy, or challenging terrains. \u003c\/li\u003e\n\u003cli\u003eSleek Raw Silver finish with ultralight stem cap, integrated spacer, aluminum bolt, and star nut, combining style and functionality for riders seeking durability, ease of maintenance, and a versatile aesthetic.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202384269379,"sku":"WTCHDST0014","price":41.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT_IS_7M_BlackOxide_BLK_01_9314d575-736f-4c4a-af5b-91424ff2c054.jpg?v=1773825415"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-wtchdst0015","title":"Wolf Tooth EC Headset Lower EC44 - 40 - External Cup, 6061 Aluminum, Black Oxide Steel Bearings, Sealed for Durability \u0026 Performance in Raw Silver","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Performance EC Headset - External Cup Lower EC44\/40 Raw Silver. Crafted in the USA, this premium headset combines superior materials, innovative engineering, and precise manufacturing to deliver unmatched durability, lightweight strength, and seamless performance on rugged trails or smooth city streets.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from aircraft-grade 6061 aluminum, the Wolf Tooth EC Headset offers exceptional strength-to-weight ratio, ensuring durability without added weight. The black oxide-coated chromium steel bearings provide high load capacity and corrosion resistance, extending the lifespan of your headset in all weather conditions. The raw silver finish adds a sleek, minimalist aesthetic that complements any bike's design.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for optimal precision, this headset features customizable sealing with three levels of superior, weather-resistant seals-perfect for riders tackling mud, water, and tough terrains. The crown race incorporates a dual-lip seal, offering superior protection against dirt and moisture, which minimizes maintenance and prolongs bearing life. The 36 x 45-degree bevel angle enhances smooth steering and secure bearing seating.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with enduro-grade black oxide sealed bearings, the Wolf Tooth EC Headset ensures smooth, reliable operation even under heavy loads. Included in the package is a high-quality star nut compatible with steel and aluminum steerer tubes (note: carbon steerer tubes require a compression plug, sold separately). The upper assembly features an ultralight stem cap with integrated spacer, aluminum bolt, and easy-to-install crown race installation adapter for simplified setup and adjustments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eThis external cup headset is designed for frames with 34mm upper and lower head tube inner diameters, compatible with EC44\/40 bearing sizes. Its minimalist, raw silver finish complements a variety of bike styles-mountain bikes, gravel rigs, and adventure bikes. Whether you're conquering technical downhill sections or enjoying long-distance rides, the Wolf Tooth EC Headset offers reliable, high-performance steering that keeps you confident on every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom-molded dual-lip crown race seal for extreme weather resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Precision anodized aluminum components for durability and weight savings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Three levels of sealing to protect bearings from the elements\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made in the USA with high-quality materials and craftsmanship\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatibility with various steerer tube sizes and frames for versatile use\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eTechnical Specifications\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Lower Stack Height: 12.25mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Bearing Type: Black Oxide Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Color: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Weight: EC44 lower - 45g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Compatibility: EC44\/40 bearing sizes, suitable for external cup frames with 34mm head tubes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003eUpgrade your bike's steering with confidence-choose Wolf Tooth's Performance EC Headset for unbeatable durability, precise control, and timeless style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium Machined in the USA from aircraft-grade 6061 aluminum for exceptional strength, lightweight performance, and corrosion resistance. \u003c\/li\u003e\n\u003cli\u003eFeatures high-load capacity black oxide coated chromium steel bearings with custom dual-lip seals, ensuring long-lasting durability and superior protection against dirt, water, and elements. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for frames with external cup head tubes (EC44\/40), these headsets offer optimal compatibility with bike forks featuring steel, aluminum, or carbon steerer tubes, with included components for versatile installation. \u003c\/li\u003e\n\u003cli\u003eInnovative sealing technology with triple-layer protection prolongs bearing life and maintains smooth steering, even in the most demanding riding conditions, making it ideal for mountain biking, gravel, and adventure riding. \u003c\/li\u003e\n\u003cli\u003eAvailable in a sleek raw silver finish and built with lightweight yet robust components, Wolf Tooth's EC headsets combine style, performance, and reliability for the serious cyclist seeking high-quality headset solutions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202384826435,"sku":"WTCHDST0015","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC34U-5MM-PRP-01_08bc4084-259e-4cfe-adee-99826dd6b880.jpg?v=1773825415"},{"product_id":"wolf-tooth-headset-lower-1-1-8-in-wtchdst0017","title":"Wolf Tooth EC34 - 30 Raw Silver External Cup Headset - Aircraft-Grade Aluminum, Sealed Bearings, Lightweight, Durable, Anti-Contamination Design, USA-Made","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience superior steering performance with the Wolf Tooth Wolf Tooth Performance EC Headsets - External Cup Lower EC34\/30 Raw Silver. Crafted in the USA using aircraft-grade 6061 aluminum, these headsets are engineered for durability, lightweight handling, and long-lasting performance in challenging riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eBuilt with precision machining, the EC headsets feature corrosion-resistant, aircraft-grade 6061 aluminum components paired with high-quality black oxide coated chromium steel bearings. The bearings provide exceptional load capacity and resistance to wear, ensuring reliable steering control over thousands of miles. The custom dual-lip crown race seal offers advanced protection against dirt, water, and debris, extending the lifespan of vital components.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for external cup frame compatibility-specifically accommodating head tubes with a 34mm upper inner diameter and 34\/44\/49mm lower inner diameters-these headsets optimize your bike's handling and steering precision. The stack height is meticulously engineered at 12.25mm for the lower assembly, providing a sleek, low-profile fit. The upper assembly includes an integrated stem cap with a spacer for easy adjustment and a 5mm top cover ensuring a secure seal.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe headsets include sealed Enduro black oxide bearings on both the upper and lower cups, delivering high load capacity and resistance to elements. The design features an innovative water-intrusion O-ring seal around the steerer tube and a custom-molded upper lip seal, dramatically reducing ingress of water and debris. Compatibility options include crown race adapters for use with 1-1\/8\" and 1-1\/4\" steerer tubes, and the star nut installation is suitable exclusively for steel or aluminum steerers-carbon steerer forks require a dedicated compression plug (sold separately).\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a sleek raw silver finish, these headsets add a minimalist and professional aesthetic to your mountain bike or gravel rig. Perfect for aggressive trail riders, enduro racers, and bike enthusiasts seeking reliable performance in tough conditions. Their lightweight design makes them ideal for riders aiming to reduce weight without sacrificing strength, ensuring responsive handling on technical descents and challenging climbs.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Unique Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Machined in the USA from aerospace-grade materials for optimal quality control\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Custom molded dual-lip seal on the crown race for enhanced environmental protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Black oxide chromium steel bearings for high load tolerance and longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Optional crown race adapters for versatile fork compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- One-year warranty emphasizes quality and customer support\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your steering system with Wolf Tooth's high-performance EC Headsets-engineered for durability, precision, and resistance to the elements. Whether tackling rugged trails or demanding cyclocross courses, these headsets provide the trusted, smooth handling your ride demands.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium Materials and Precision Engineering: Crafted from aircraft-grade 6061 aluminum with black oxide-coated chromium steel bearings for superior strength, durability, and corrosion resistance. \u003c\/li\u003e\n\u003cli\u003eEnhanced Sealing Technology: Features three levels of custom-molded dual-lip seals and an O-ring seal to protect bearings from water, dirt, and debris, ensuring long-lasting performance in tough riding conditions. \u003c\/li\u003e\n\u003cli\u003eOptimized Compatibility and Versatility: Designed for external cup headsets with a 34mm upper head tube inner diameter and adjustable lower cups (EC34\/30 Raw Silver), compatible with various frame sizes including EC34, EC44, and EC49 bottom cups. \u003c\/li\u003e\n\u003cli\u003eLightweight and Durable Design: Combining aerospace-grade materials with meticulous machining, these headsets deliver a lightweight profile (from 37g to 79g depending on size) without sacrificing strength, making them ideal for aggressive riding and trail adventures. \u003c\/li\u003e\n\u003cli\u003eMade in the USA with Innovative Features: Incorporates an ultralight stem cap with integrated spacer, star nut for steel\/aluminum steerer tubes, and optional compression plug for carbon steerer tubes, along with service parts availability for easy maintenance and upgrade.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202384662595,"sku":"WTCHDST0017","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC34U-5MM-PRP-01_ada11955-e3a5-4fad-9c1e-8ec83ab03e94.jpg?v=1773825429"},{"product_id":"wolf-tooth-headset-upper-wtchdst0002","title":"Premium Raw Silver ZS44 - 28.6 Headset - Aircraft-Grade 6061 Aluminum, Stainless Steel Bearings, Sealed for Wet Conditions, Zero Stack, Lightweight Cycling Component","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Premium ZS Headset - Zero Stack Upper ZS44\/28.6 6mm Stack in Raw Silver. Crafted in the USA from aircraft-grade 6061 aluminum, this high-performance headset combines precision engineering, durability, and lightweight design to ensure smooth, reliable handling on every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eManufactured in Wolf Tooth's Minnesota shop, this headset features precision-machined 6061 aluminum components known for their exceptional strength-to-weight ratio. The raw silver finish offers a sleek, minimalist look that complements a variety of bike styles.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for optimal durability, the Wolf Tooth ZS Headset incorporates three layers of industry-leading sealing - including custom-molded upper and crown seals - that effectively protect stainless steel bearings from water, dirt, and sweat. These stainless steel bearings deliver unparalleled corrosion resistance, extending the lifespan of your headset, even in wet or rugged conditions. The ultra-lightstem cap with integrated spacer, combined with an aluminum bolt and star nut, reduces weight without sacrificing strength or security.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with premium Enduro stainless steel sealed bearings, this headset offers a lifetime warranty, ensuring long-term reliability. The dual-lip lower seal on the crown race provides additional protection against debris, while the O-ring seal prevents water intrusion around the steerer tube. Available in multiple stack height options with interchangeable top covers (6mm, 15mm, 25mm), allowing precise headset height customization for optimal fit and riding position.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eIdeal for riders seeking a durable, lightweight headset for mountain biking, trail riding, or enduro applications, this headset seamlessly combines premium engineering with a sleek appearance. Its raw silver finish suits both aggressive trail bikes and sleek cross-country rigs, maintaining a clean aesthetic while delivering top-tier performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Industry-leading triple sealing system for maximum bearing protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Stainless steel bearings with a lifetime warranty for corrosion resistance and longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Precision-machined from aircraft-grade aluminum, ensuring high quality and durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatible with frames using ZS44\/28.6 head tubes with a 6mm stack height\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Designed for use with steel or aluminum steerers (requires a star nut, not suitable for carbon steerers unless using a compression plug)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Made in the USA, supporting local craftsmanship and industry innovation\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Weight: 55-58 grams\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Material: 6061 aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Upper stack height: 6 mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- S.H.I.S. diameter: 28.6 mm (ZS44)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Color: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Bearing type: Stainless Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003e- Compatibility: Frames with ZS44\/28.6 head tubes, internal bearing cups\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-25\"\u003e\u003cp\u003eEnhance your bike's handling and durability with the Wolf Tooth Premium ZS Headset - the perfect choice for riders demanding top-tier performance, exceptional craftsmanship, and reliable, long-lasting components.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium ZS Headset with Zero Stack Compatibility for 44mm Upper and 56mm Lower Head Tubes, crafted from durable aircraft-grade 6061 aluminum for lightweight strength and longevity. \u003c\/li\u003e\n\u003cli\u003eEngineered with industry-leading triple sealing systems, including custom-molded upper and crown race seals, to effectively protect bearings from water, dirt, and debris, ensuring optimal performance in all riding conditions. \u003c\/li\u003e\n\u003cli\u003eEquipped with high-performance Enduro stainless steel bearings that offer exceptional corrosion resistance and a lifetime warranty, perfect for demanding trail, enduro, or mountain biking scenarios. \u003c\/li\u003e\n\u003cli\u003eDesigned with versatile stack height options (6mm, 15mm, 25mm) and an ultralight stem cap with integrated spacer, making it easy to customize fit and achieve precise steering geometry for all mountain biking disciplines. \u003c\/li\u003e\n\u003cli\u003eFeatures innovative water management components such as O-ring seals and custom-molded seals, plus compatibility with steel, aluminum, and carbon steerers (using the appropriate compression plug), making this headset a durable and adaptable choice for modern mountain frames.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202385350723,"sku":"WTCHDST0002","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS44U-5MM-BLU-01_5020ce35-f10d-41c8-88cf-242ab7082cdd.jpg?v=1773463960"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-wtchdst0001","title":"Wolf Tooth Premium ZS Headset - Zero Stack, Aircraft-Grade 6061 Aluminum, Stainless Steel Bearings, Waterproof Seals, Durable \u0026 Lightweight, Made in USA","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience Unmatched Durability and Precision with Wolf Tooth Premium ZS Headsets - Zero Stack Lower ZS56\/40 Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eUpgrade your mountain bike, trail bike, or gravel bike with the ultimate in headset performance-crafted with meticulous engineering and premium materials. The Wolf Tooth Premium ZS Headset in Raw Silver is designed for riders who demand durability, reliability, and a sleek aesthetic, especially in challenging riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003e- Machined from aircraft-grade 6061 aluminum, ensuring a lightweight yet incredibly strong and durable build\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003e- Stainless steel sealed bearings offer superior corrosion resistance and long-lasting performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003e- Custom-molded dual-lip seals protect against water, dirt, and grime to extend bearing life\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003e- Premium craftsmanship made in the USA, guaranteeing high-quality standards in every component\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Engineered for Zero Stack (ZS) frames with 44mm upper and 56mm lower head tube inner diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Three levels of industry-leading sealing technology shield bearings from the elements-ideal for wet, muddy, and demanding conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Integrated O-ring seal prevents water intrusion around the steerer tube, maintaining optimal performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Designed with a bevel angle of 36 x 45 for smooth steering and responsive handling\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Stainless steel Enduro bearings come with a lifetime warranty-assuring peace of mind for long-term use\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Hardware includes ultralight stem cap with integrated spacer options (6mm, 15mm, 25mm) and aluminum bolt for secure tightening\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Compatible with steel or aluminum steer tubes, supplied with star nut; for carbon steerers, use a separate compression plug (sold separately)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- The crown race features a custom installation adapter to prevent damage during setup\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Finished in authentic Raw Silver for a sleek, understated look that complements any frame color\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Perfect for rigorous mountain biking, enduro racing, trail riding, and gravel adventures requiring resilient headset performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- A reliable upgrade for riders seeking high-performance components that withstand the toughest riding environments\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Triple-layer sealing system including a custom-molded upper lip seal and dual-lip crown race seal for maximum protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003e- Designed to protect bearings from dirt, water, and sweat, significantly extending service intervals\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-25\"\u003e\u003cp\u003e- Compatibility with ZS (Zero Stack) headsets ensures a perfect fit and seamless integration with a wide range of frames\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-26\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-27\"\u003e\u003cp\u003e- Weight: 55-58g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-28\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-29\"\u003e\u003cp\u003e- Bearing Type: Stainless Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-30\"\u003e\u003cp\u003e- Crown Race Size: 40mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-31\"\u003e\u003cp\u003e- Color: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-32\"\u003e\u003cp\u003e- Compatibility: ZS56 \/ 40 Lower, with 44mm press-in bearing cups\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-33\"\u003e\u003cp\u003eOptimize your bike's handling and extend your headset's lifespan with Wolf Tooth's Premium ZS Headset-built for riders who refuse to compromise on quality, durability, and style. Backed by a lifetime warranty and crafted with American craftsmanship, this headset is your ideal upgrade for serious riding adventures.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium Zero Stack ZS56\/40 Headset constructed from aircraft-grade 6061 aluminum for exceptional strength, lightweight performance, and corrosion resistance. \u003c\/li\u003e\n\u003cli\u003eEngineered with industry-leading sealing technology, featuring custom dual-lip and upper lip seals that protect bearings from water, dirt, and debris, extending the headset's lifespan and ensuring reliable performance in challenging riding conditions. \u003c\/li\u003e\n\u003cli\u003eEquipped with high-quality Enduro stainless steel sealed bearings backed by a lifetime warranty, delivering smooth, durable rotation for demanding mountain biking, trail riding, and cyclocross applications. \u003c\/li\u003e\n\u003cli\u003eDesigned for ZS (Zero Stack) frames with 44mm upper and 56mm lower head tube inner diameters, compatible with a variety of bike builds, and featuring multiple stack height options for precise headset fit and custom setup. \u003c\/li\u003e\n\u003cli\u003eInnovative features include a star nut for steel or aluminum steerers, an ultralight stem cap with integrated spacer, O-ring water seal, and precision-machined components, ensuring optimal strength, easy installation, and a sleek raw silver finish to complement any bike style.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202385252419,"sku":"WTCHDST0001","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS44U-5MM-BLU-01.jpg?v=1773825458"},{"product_id":"wolf-tooth-headset-upper-wtchdst0003","title":"Wolf Tooth Premium IS Headset - Lightweight 6061 Aluminum, Stainless Steel Bearings, Water-Resistant Sealed Design, Raw Silver, 7mm Stack, Integrated Spacer for Mountain \u0026 Road Bikes","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Bike with Wolf Tooth Premium IS Headsets - Integrated Standard Upper IS41\/28.6 | Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eEnhance your cycling performance and bike's durability with the Wolf Tooth Premium IS Headset, engineered for serious riders who demand top-tier quality and reliability. Crafted in the USA from aircraft-grade 6061 aluminum, this lightweight yet robust headset offers precision engineering and advanced sealing technology to withstand the toughest conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eBuilt from meticulously machined aircraft-grade 6061 aluminum, Wolf Tooth headsets are designed for longevity and strength without sacrificing weight. The stainless steel bearings provide exceptional corrosion resistance, making this headset ideal for wet, muddy, or sweat-prone riding environments. Each component undergoes CNC machining in our Minnesota shop, ensuring unmatched precision and quality control.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eDesigned for frames with molded-in internal bearing cups, the IS41\/28.6 upper headset features a 7mm stack height, customizable with three different top cover options (7mm, 15mm, 25mm). The inclusion of Enduro stainless steel sealed bearings guarantees smooth, dependable rotation with a lifetime warranty, giving you peace of mind ride after ride. An innovative O-ring seal prevents water intrusion, protecting your bearings from the elements and extending their service life.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eThe ultralight stem cap integrates a spacer with an aluminum bolt and star nut, combining functionality with a clean aesthetic. The custom-molded upper lip seal and dual-lip crown race seal provide reinforced protection against water, mud, and debris. Compatibility with IS41\/28.6 (Internal Standard) frames makes this headset versatile across a broad range of mountain and gravel bikes-note that it is not compatible with Specialized mountain bikes or bikes using the Campagnolo Hiddenset standard.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eSporting a sleek Raw Silver finish, this premium headset complements any bike frame's aesthetic, offering a professional look suitable for trail riding, all-mountain, enduro, or gravel adventures. Its lightweight profile and durable construction make it perfect for riders seeking reliable performance in demanding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Lifetime warranty on stainless steel bearings ensures long-term performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Advanced sealing system with custom-molded lip seals and O-rings to prevent water ingress\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Lightweight design with the ultralight stem cap and integrated spacer\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Made in the USA with meticulous CNC machining for exceptional quality\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Compatibility with a variety of forks via optional compression plug (sold separately)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eOptimize your bike's steering precision and durability with the Wolf Tooth Premium IS Headset-crafted for riders who value quality, performance, and confidence on every trail.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Weight: 52g (7mm stack), 59g (15mm), 66g (25mm)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Material: 6061 Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Upper Stack Height: 7mm (standard)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Bearing Type: Stainless Steel sealed bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Compatibility: Frames with IS41\/28.6 (internal bearing cups)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003e- Finish: Raw Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-25\"\u003e\u003cp\u003e- Made in the USA\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-26\"\u003e\u003cp\u003eUpgrade your ride today with Wolf Tooth's premium engineering and craftsmanship-built to perform in the most challenging riding conditions!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium IS Headset with Aircraft-Grade 6061 Aluminum Construction for Lightweight Strength and Durability \u003c\/li\u003e\n\u003cli\u003eEngineered with three-layer industry-leading sealing including custom-molded lip seals and O-rings, ensuring superior water and debris protection for prolonged bearing life \u003c\/li\u003e\n\u003cli\u003eEquipped with high-performance Enduro stainless steel sealed bearings, offering exceptional corrosion resistance and a lifetime warranty for worry-free durability in wet or harsh riding conditions \u003c\/li\u003e\n\u003cli\u003eDesigned for frames with molded-in internal bearing cups, compatible with IS41\/28.6 standards, featuring customizable stack heights and ultralight components for tailored fit and optimal performance \u003c\/li\u003e\n\u003cli\u003eInnovative features include a sleek ultralight stem cap with integrated spacer, precise machining in the USA, and a rugged black anodized crown race with dual-lip seal for maximum protection in tough trail or mountain biking environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42202385711171,"sku":"WTCHDST0003","price":59.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT_IS_15M_BLK_01.jpg?v=1773782126"},{"product_id":"cane-creek-headset-upper-1-1-8-in-hdup0067","title":"Cane Creek Hellbender 70 Slam Upper Headset - IS42\/28.6\/H4.6, Black","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eFeaturing some of the lowest stack height bearing cover options available, with premium stainless steel Hellbender bearing and 6061 T-6 Aluminum cups and covers, the Hellbender 70 Slam is a premium headset created for riders seeking to lower their handlebars as low as possible without compromising bearing longevity and proper preload.\u003c\/p\u003e\u003c\/div\u003e","brand":"Cane Creek","offers":[{"title":"Default Title","offer_id":42204674097219,"sku":"HDUP0067","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0174.jpg?v=1773728536"},{"product_id":"wolf-tooth-headset-bearing-headset-bearing-hdbr0096","title":"Wolf Tooth 52mm Stainless Steel Headset Replacement Bearings | Durable Cartridge Bearings for Wolf Tooth Headsets, Compatible with 23.2-24.2mm Steerer Tubes","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Headset Replacement Bearing 52mm Stainless Steel. Designed specifically for Wolf Tooth headsets, these premium replacement bearings ensure smooth, reliable handling on every ride. Crafted from high-quality stainless steel, these bearings offer superior durability, corrosion resistance, and consistent performance, even in challenging riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eConstructed with precision-engineered cartridge bearing technology, featuring a 36 x 45-degree bevel angle, these bearings optimize load distribution and rotational smoothness for enhanced steering responsiveness. The 52mm sizing perfectly complements your existing Wolf Tooth headset setup, providing an exact fit for seamless installation.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eChoose between our Premium Series Enduro stainless steel bearings, engineered for all-mountain, enduro, and trail riding, or our black oxide performance bearings, designed for lightweight efficiency and reduced friction during high-performance rides. The compression plug is compatible with steerer tube inner diameters ranging from 23.2mm to 24.2mm, ensuring versatile application across various bike frames.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eIdeal for cyclists seeking to maintain optimal steering precision, eliminate play, and extend component lifespan, these replacement bearings are a must-have for bicycle shops, mechanics, and avid riders committed to top-tier bike maintenance. Elevate your bike's handling with the Wolf Tooth Stainless Steel Headset Replacement Bearing-engineered for performance, built for durability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium 52mm stainless steel bearings engineered with high-precision cartridge design for long-lasting durability and smooth headset performance. \u003c\/li\u003e\n\u003cli\u003eCompatible exclusively with Wolf Tooth headsets, these replacement bearings feature a 36 x 45-degree bevel angle to ensure optimal fit and reliable operation. \u003c\/li\u003e\n\u003cli\u003eConstructed with high-quality stainless steel, offering superior corrosion resistance and enhanced performance in rugged riding conditions, including trail, enduro, and all-mountain riding. \u003c\/li\u003e\n\u003cli\u003eAvailable with either our premium enduro stainless steel bearings or high-performance black oxide bearings, allowing you to choose the ideal option for your riding style and maintenance preferences. \u003c\/li\u003e\n\u003cli\u003eDesigned for steerer tube inner diameters from 23.2mm to 24.2mm, these replacement bearings help maintain precise headset alignment and improve steering response on your favorite bike.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42205151068227,"sku":"HDBR0096","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD1754.jpg?v=1773533750"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0041","title":"Wolf Tooth Premium EC44 - 40 Headset - Gold Stainless Steel Bearings, USA-Machined Lightweight Aluminum, Sealed for All-Weather Durability","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience premium performance and durability with the Wolf Tooth Premium Headset - EC44\/40 Lower with Gold Stainless Steel Bearings. Crafted in the USA from aircraft-grade 6061 aluminum, this headset combines lightweight strength with rugged engineering for demanding cycling environments. Designed specifically for frames with external bearing cups, the EC44\/40 headset enhances your bike's handling and steering precision, making it ideal for mountain biking, trail riding, and endurance cycling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from high-quality, machined 6061 aluminum, the Wolf Tooth headset offers exceptional strength-to-weight ratio. The precision-machined components are anodized in a striking gold finish, providing corrosion resistance along with a stylish aesthetic. The inclusion of premium Enduro stainless steel sealed bearings ensures excellent durability and corrosion resistance, even in wet, muddy, or salty conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for optimal performance, this headset features three layers of custom sealing technology-dual-lip crown race seal and upper lip seal-to prevent water, dirt, and debris from compromising bearing integrity. The sealed bearing system guarantees smooth, responsive steering with minimal maintenance, supported by a lifetime warranty on the bearings for peace of mind.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with Enduro stainless steel cartridge bearings, the Wolf Tooth headsets deliver unrivaled corrosion resistance and long-lasting performance. The headset includes a star nut compatible with steel and aluminum steerer tubes, and an optional compression plug (sold separately) for carbon steerer forks-making it versatile across a range of bike builds. The crown race adapter allows compatibility with smaller steerer tubes, broadening application scope.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in a sleek gold finish, this headset combines form and function, making it perfect for riders who demand durability and style. Its lightweight profile and high-performance sealing systems make it ideal for enduro, trail, and mountain biking disciplines where reliability and precision steering are critical. The ultralight stem cap with integrated spacer and customizable stack heights ensure a perfect fit for your bike setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative Features \u0026amp; Benefits:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Stainless Steel Bearings: Superior corrosion resistance, ideal for wet or sweaty conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Custom Seals: Dual-lip crown race seal and upper lip seal enhance protection in rugged environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Lifetime Warranty: Confidence in durability and quality.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made in the USA: Precision manufacturing and quality assurance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eUpgrade your bike with the Wolf Tooth Premium Headset EC44\/40 Lower in Gold Stainless Steel Bearings for reliable, high-performance steering that handles the toughest trails and all-weather riding conditions with ease. Explore our compatible spacers, crown race installation adapters, and service parts to customize and maintain your headset for years of riding adventure.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEnhanced durability with premium stainless steel bearings offering superior corrosion resistance and long-lasting performance in wet, muddy, and tough riding conditions. \u003c\/li\u003e\n\u003cli\u003eConstructed from lightweight, aircraft-grade 6061 aluminum with a sleek gold finish, providing optimal strength-to-weight ratio and aesthetic appeal for high-performance cycling. \u003c\/li\u003e\n\u003cli\u003eEngineered with innovative triple-layered sealing technology, including custom molded dual-lip seals and O-rings, to protect bearings from water, dirt, and debris, ensuring smooth steering and extended headset lifespan. \u003c\/li\u003e\n\u003cli\u003eDesigned for external bearing cup frames with EC44\/40 dimensions, compatible with a variety of head tube sizes, and featuring a 12.25mm stack height for precise fit and optimal ride geometry. \u003c\/li\u003e\n\u003cli\u003eFeaturing a USA-machined, precision-crafted design with a lifetime warranty on bearings, making this premium headset an ideal choice for serious cyclists seeking reliability, style, and technical excellence.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42205321068611,"sku":"HDLW0041","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC44L-40-GLD-01_de9c9716-5a76-42ec-87bd-3dbf47fc1454.jpg?v=1773534470"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0043","title":"Wolf Tooth EC49 - 40 Premium Headset with Green Stainless Steel Bearings - Aircraft-Grade Aluminum, Waterproof Seal, Corrosion-Resistant Bearings for Wet \u0026 Rugged Conditions","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Premium Headset - EC49\/40 Lower, Green Stainless Steel Bearings. Engineered for durability, precision, and corrosion resistance, this high-quality headset is ideal for riders confronting wet, muddy, or rugged trail conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from aircraft-grade aluminum, the Wolf Tooth Premium Headset offers superior strength-to-weight ratio, ensuring reliable performance without compromising bike weight. The standout feature is its high-end stainless steel bearings by Enduro, known for outstanding corrosion resistance and longevity. The bright green color adds a sleek, custom aesthetic to your bike setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned with maximum ball size technology, this headset maximizes bearing contact, reducing friction and enhancing steering smoothness. The bearings are encapsulated with high-pressure waterproof lubricant, providing optimal lubrication for frequent exposure to water and mud. Dual-lip seals with micro-grooves effectively seal out water, dirt, and debris, ensuring consistent steering performance in challenging conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eFeaturing cartridge-style bearings and a 40mm crown race, this headset ensures precise fitment and easy installation. The specialized crown race seal is custom molded to protect the lower bearing from the toughest elements, extending lifespan and reducing maintenance needs. Backed by a lifetime warranty, it guarantees durability and long-term value.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eIdeal for all-mountain, trail, enduro, and gravel riders seeking reliable, corrosion-resistant performance, the Wolf Tooth Premium Headset combines aesthetic appeal with functional excellence. The vibrant green finish makes it a perfect choice for riders looking to add a pop of color while ensuring their steering system stands up to the demands of aggressive riding and tough weather conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Unique Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Largest possible ball size for improved stiffness and durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Micro-grooved dual-lip seals for superior water and debris protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Aircraft-grade aluminum construction for lightweight strength\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Enduro stainless steel bearings for unmatched corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Lifetime warranty for peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your bike's steering with the Wolf Tooth Premium Headset - engineered for endurance, precision, and style. Perfect for avid cyclists pushing their limits in wet, muddy, or demanding off-road environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality machining from aircraft-grade aluminum ensures durability and lightweight performance for demanding mountain biking and gravel adventures.\u003c\/li\u003e\n\u003cli\u003eStainless steel bearings engineered by Enduro provide maximum corrosion resistance and smooth, reliable steering in wet or humid conditions, making them ideal for all-weather riding.\u003c\/li\u003e\n\u003cli\u003eInnovative dual-lip seal design with micro-grooves offers superior water and debris protection, extending bearing lifespan and maintaining optimal steering precision.\u003c\/li\u003e\n\u003cli\u003eDesigned for EC49\/40 lower cups and compatible with a wide range of bike frames, this premium headset combines performance engineering with a sleek green stainless steel aesthetic.\u003c\/li\u003e\n\u003cli\u003eFeatures high-pressure waterproof lubrication and large ball bearings for enhanced stiffness, smoothness, and long-lasting performance on rugged trails and demanding terrain.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42205322215491,"sku":"HDLW0043","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC49L-40-GRN-01_4b8506ed-030f-4d9d-a1da-54c83e72c977.jpg?v=1773534501"},{"product_id":"wolf-tooth-headset-upper-hdup0065","title":"Wolf Tooth Premium ZS Headset - Zero Stack ZS44 - 28.6 6mm Stack, Aircraft-Grade Aluminum, Stainless Steel Bearings, Waterproof Sealing, Made in USA","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Premium ZS Headset - Zero Stack Upper ZS44\/28.6 6mm Stack in Stunning Gold. Designed for serious cyclists and cycling enthusiasts, this high-quality headset combines precision engineering, durable materials, and innovative sealing technology for reliable, long-lasting performance on all terrains.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from aircraft-grade 6061 aluminum, the Wolf Tooth ZS Headset is both lightweight and exceptionally durable. Precision machined in-house at our Minnesota shop, each component ensures tight tolerances and superior quality. The headset includes Enduro stainless steel sealed bearings, offering unparalleled corrosion resistance and smooth operation in wet, muddy, or sweaty conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered for durability and reliability, this headset features three layers of industry-leading sealed protection. The custom-molded upper and crown race seals guard the bearings against water, dirt, and debris, significantly extending the lifespan of your headset. With a weight of only 55-58 grams, it maintains a minimal weight penalty while delivering maximum performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003e- Premium Stainless Steel Bearings: Designed for longevity and resistance to corrosion, ideal for all-weather riding.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003e- Sealing System: Includes an O-ring seal to prevent water intrusion around the steerer tube, plus a dual-lip crown race seal for the lower bearing.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Stack Height \u0026amp; Compatibility: Features a 6mm stack height with options for 15mm and 25mm spacers, compatible with frames that have ZS44\/28.6 inner diameter head tubes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Custom Features: Ultralight stem cap with integrated spacer, aluminum bolt, and star nut (compatible with steel and aluminum steerer tubes).\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eThis premium gold headset adds a touch of sophistication and style to your bike while providing the foundation for precise handling and steering. Perfect for mountain biking, gravel riding, and trail adventures, it excels in demanding conditions, thanks to its sealed bearings and rugged construction.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made entirely in the USA with meticulous craftsmanship.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Lifetime warranty on bearings ensures peace of mind and long-term reliability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Custom-molded seals shield bearings from the elements, reducing maintenance and downtime.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Compatible with steel or aluminum forks (star nut included), with optional compression plug for carbon steerer tubes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eEnhance your ride with confidence. The Wolf Tooth Premium ZS Headset offers superior performance, durability, and style for aggressive trail riding, enduro, and daily cycling adventures. Choose Wolf Tooth for precision engineering and craftsmanship that stands the test of time.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium ZS Headset with Zero Stack 44mm Upper and 56mm Lower for bicycle frames requiring ZS (Zero Stack) installation. \u003c\/li\u003e\n\u003cli\u003eMachined from lightweight, durable 6061 aircraft-grade aluminum, ensuring high strength-to-weight ratio for reliable performance on rugged trails and daily riding. \u003c\/li\u003e\n\u003cli\u003eEquipped with sealed Enduro stainless steel bearings, offering exceptional corrosion resistance and a lifetime warranty for peace of mind in all weather conditions. \u003c\/li\u003e\n\u003cli\u003eFeatures advanced sealing technology, including a custom-molded upper lip seal and O-ring water barrier, providing superior protection against water, dirt, and debris for long-lasting bearing life. \u003c\/li\u003e\n\u003cli\u003eDesigned for easy installation with a precision-machined crown race adapter, incorporating ultralight stem cap, integrated spacers, and compatibility with steel, aluminum, and carbon steerers - perfect for aggressive riding styles and demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42205322281027,"sku":"HDUP0065","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS44U-5MM-GLD-01_b1b4c594-d43a-446a-9d12-0bba16794843.jpg?v=1773534484"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0044","title":"Wolf Tooth Premium EC49 - 40 Gold Stainless Steel Bearing Headset - Lightweight USA-Made Aluminum, Sealed Seals, Corrosion-Resistant, Lifetime Warranty","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience premium performance and durability with the Wolf Tooth Premium Headset - EC49\/40 Lower in stunning Gold Stainless Steel Bearings. Crafted in the USA, this high-quality headset combines advanced materials, innovative engineering, and sleek style to elevate your mountain or road bike setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from aircraft-grade 6061 aluminum, the Wolf Tooth Premium Headset offers exceptional strength-to-weight ratio, ensuring reliable performance without added bulk. The inclusion of corrosion-resistant stainless steel bearings guarantees longevity and smooth operation, even in wet, muddy, or sweaty conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned specifically for frames with external bearing cups (EC headsets), the EC49\/40 Lower provides a precise fit with a 40mm crown race and compatibility with 34mm or 44mm lower head tube inner diameters. The headset features three levels of superior custom sealing, including a dual-lip crown race seal and an upper lip seal, which guard against water intrusion, dirt, and debris-extending the lifespan of the bearings and maintaining optimal steering performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquip your bike with Enduro stainless steel sealed bearings for unmatched durability and corrosion resistance. These cartridge bearings are engineered to withstand the toughest riding conditions and come with a lifetime warranty. The headset also includes a star nut for steel and aluminum steerer tubes, with options for carbon steerer tube compatibility via separate compression plugs. Additionally, a crown race adapter (sold separately) allows compatibility with 1-1\/8\" or 1-1\/4\" steerer tubes on larger head tubes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eThe sleek gold anodized finish adds a premium look to your bike, perfect for trail riding, enduro, bikepacking, or daily commuting. Its lightweight yet durable design makes it ideal for riders seeking reliable performance without sacrificing style. Whether upgrading an existing headset or building a custom bike, this headsets' versatile fit and high-performance features make it a top choice.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Machined in the USA for quality and precision\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Custom molded dual-lip seals for maximum protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Stainless steel bearings with a lifetime warranty\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Three-level sealing system for superior water and debris resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatibility with multiple fork and frame configurations, including adapters for smaller steerer tubes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eTechnical Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Material: 6061 Aluminum with stainless steel bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Weight: EC49\/40 Lower - 54g; EC44 Lower - 45g; EC34 Lower - 37g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Seal Type: Custom dual-lip crown race seal and upper lip seal\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Compatible with external bearing cup frames (S.H.I.S. EC49)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Stack height options for precise fitting (16mm, 25mm, 35mm)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003eUpgrade your bike's steering system with the Wolf Tooth Premium Headset - EC49\/40 Lower in Gold Stainless Steel Bearings for smoother handling, increased durability, and a striking aesthetic. Perfect for serious cyclists seeking a high-performance, maintenance-friendly headset that stands the test of time.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003eMade in the USA.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium EC49\/40 Lower Headset with Gold Stainless Steel Bearings designed for external bearing cup frames, offering exceptional durability and corrosion resistance. \u003c\/li\u003e\n\u003cli\u003eConstructed from machined aerospace-grade 6061 aluminum, these headsets are lightweight yet robust, ensuring reliable performance in demanding riding conditions. \u003c\/li\u003e\n\u003cli\u003eEquipped with Enduro stainless steel sealed bearings and a custom dual-lip crown race seal, providing maximum protection against water, dirt, and sweat for prolonged bearing life. \u003c\/li\u003e\n\u003cli\u003eFeatures a multi-layer sealing system with an O-ring and custom-molded seals to prevent water intrusion, making them ideal for enduro, trail, and wet-weather riding. \u003c\/li\u003e\n\u003cli\u003eIncludes a star nut for easy installation on steel or aluminum steerers (requires separate compression plug for carbon steerer tubes), with a lifetime warranty on bearings for peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42205333848131,"sku":"HDLW0044","price":58.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC49L-40-GLD-01_2e1a7f08-dba2-483b-be75-75776b12a920.jpg?v=1773534498"},{"product_id":"wheels-manufacturing-pf30-silicone-seal-headset-bearing-hdbr0030","title":"Wheels Manufacturing PF30 Silicone Seal for 6806 Bearings - Dust-Resistant, Enduro-Grade 6061 Aluminum Seal for Enhanced Bottom Bracket Protection","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bicycle maintenance with the Wheels Manufacturing PF30 Silicone Seal (PF30-6061-SEAL), the essential upgrade for enhancing the durability and performance of your bottom brackets. Crafted from high-quality silicone, this seal provides exceptional dust and water resistance, ensuring your drivetrain remains smooth and reliable in all riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eBuilt with durable, high-grade silicone material, the Wheels Manufacturing PF30 Seal offers superior protection against dust, dirt, water, and environmental contaminants. Its robust design contributes to extended bottom bracket lifespan, reducing the need for frequent replacements and maintenance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eSpecifically engineered for maximum sealing efficiency, this silicone dust seal maintains a tight, secure fit over 30mm crank spindles and fits seamlessly over Wheels Mfg bottom brackets using 6806 (30mm ID) bearings. Designed for bicycle enthusiasts seeking reliable performance, it helps prevent dirt ingress and moisture intrusion, thereby preserving bearing integrity and ensuring smooth pedaling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThis is a premium \"seal only\" component, compatible exclusively with Wheels Mfg PF30 bottom brackets. Its innovative silicone construction outperforms traditional rubber seals by offering improved flexibility, sealing capabilities, and longevity under demanding cycling conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eIdeal for mountain biking, road cycling, gravel adventures, and commuter bikes, this silicone seal is perfect for riders looking to maximize their bottom bracket's lifespan and performance. Easy to install and sold individually, it provides a cost-effective way to maintain your drivetrain's efficiency while riding in challenging environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eKey Features \u0026amp; Benefits:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Enduro-grade silicone outer dust seal for superior protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Fits all Wheels Mfg bottom brackets with 6806 (30mm ID) bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Designed to fit over 30mm crank spindles for a secure seal\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Prevents dirt, water, and grime ingress for reliable performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Easy installation, sold individually for flexibility in repairs and upgrades\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eOptimize your bike's drivetrain with the Wheels Manufacturing PF30 Silicone Seal-an innovative, high-performance solution for pro-level sealing and long-lasting durability. Order now to enhance your cycling experience and keep your bottom bracket performing at its peak!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality silicone dust seal designed specifically for PF30 bottom brackets to ensure optimal protection against dirt, moisture, and debris, thereby extending the lifespan of your bearings. \u003c\/li\u003e\n\u003cli\u003eConstructed from durable, high-performance silicone material, this enduro-grade seal provides flexible yet reliable weatherproofing, maintaining excellent sealing performance even in harsh riding conditions. \u003c\/li\u003e\n\u003cli\u003eEngineered to fit all Wheels Mfg PF30 bottom brackets with 6806 (30mm ID) bearings, offering a universal solution for compatible bikes and frames, simplifying maintenance and replacement processes. \u003c\/li\u003e\n\u003cli\u003eDesigned to slide seamlessly over 30mm crank spindles, this seal lockably secures in place, preventing contamination while ensuring smooth rotation and improved drivetrain efficiency during demanding rides. \u003c\/li\u003e\n\u003cli\u003eSold individually, the PF30 Silicone Seal is an essential upgrade for cyclists seeking enhanced bottom bracket protection, quiet operation, and optimized bearing performance for cross-country, gravel, or mountain biking.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wheels Manufacturing","offers":[{"title":"Default Title","offer_id":42206095376451,"sku":"HDBR0030","price":12.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/19152.jpg?v=1773537164"},{"product_id":"wolf-tooth-headset-upper-hdup0021","title":"Wolf Tooth Performance IS Headset - Integrated Standard Upper IS41 - 28.6mm, 7mm Stack, Aircraft-Grade 6061 Aluminum, Black Oxide Bearings, Water-Resistant Seal, USA Made","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain, gravel, or cyclocross bike with the Wolf Tooth Performance IS Headset - Integrated Standard Upper IS41\/28.6 7mm Stack in sleek Black. Crafted in the USA from aircraft-grade 6061 aluminum, this premium headset combines lightweight engineering with exceptional durability and precision performance for serious cyclists.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from high-quality, corrosion-resistant aircraft-grade 6061 aluminum, the Wolf Tooth Performance Headset delivers superior strength and lightweight endurance. The black oxide bearings, manufactured from chromium steel, provide high load capacity, excellent durability, and corrosion resistance, ensuring reliable performance in the toughest conditions. Each component is precision-machined in-house to exact specifications, guaranteeing consistent quality and fit.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned with innovative sealing technology, this headset features a custom triple-layer seal system, including a molded upper lip seal and an O-ring around the steerer, effectively preventing water intrusion and debris ingress. The sealed bearings are protected against the elements, prolonging service life and maintaining optimal performance ride after ride. The stack height of 7mm allows for precise head tube adjustments, making it ideal for customizing your bike's handling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe upper assembly includes a lightweight stem cap with an integrated spacer, aluminum bolt, and star nut for easy installation, compatible with steel or aluminum steerer tubes (star nut included). The lower assembly consists of a black anodized crown race with a dual-lip seal designed for the most demanding conditions. The included Enduro black oxide sealed bearings are easy to service and replace, ensuring longevity and consistent performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003ePerfect for riders seeking a clean, streamlined look with versatile compatibility on frames utilizing IS (Integrated Standard) headsets. The black finish complements a variety of bike colors and styles, from aggressive trail bikes to endurance gravel rigs. Whether you're tackling technical descents or high-mileage rides, this headset enhances steering precision and overall bike handling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Superior sealing system with custom-molded lips and O-rings for reliability in harsh weather\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Aircraft-grade aluminum components for lightweight strength\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Hardened steel black oxide bearings for high load capacity and corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatibility with steel and aluminum steerers (with the appropriate compression plug for carbon steerers sold separately)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- One-year warranty backed by Wolf Tooth's commitment to quality and service\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Performance IS Headset-designed to provide lasting durability, enhanced protection, and a sleek aesthetic. Made in the USA, it's the ideal choice for serious cyclists aiming for precision, reliability, and style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision CNC-machined in the USA from aircraft-grade 6061 aluminum for exceptional strength, durability, and lightweight performance. \u003c\/li\u003e\n\u003cli\u003eFeatures advanced Enduro black oxide sealed bearings with corrosion resistance and high load capacity, ensuring smooth steering and long-lasting reliability in all riding conditions. \u003c\/li\u003e\n\u003cli\u003eEnhanced protection with three levels of custom-designed sealing, including an O-ring seal and molded upper lip seal, safeguarding bearings from dirt, water, and harsh elements for extended headset life. \u003c\/li\u003e\n\u003cli\u003eCompatible with frames using IS (Integrated Standard) headsets with 41mm upper and 52mm lower bearing diameters; includes a star nut for steel or aluminum steerers, perfect for aggressive trail and enduro riding. \u003c\/li\u003e\n\u003cli\u003eStylish black finish available in multiple colors, with precision machined components such as a low-profile stem cap with integrated spacer, optimized for performance, style, and easy installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206116053059,"sku":"HDUP0021","price":41.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT_IS_7M_BlackOxide_BLK_01.jpg?v=1773538221"},{"product_id":"wolf-tooth-headset-upper-hdup0027","title":"Wolf Tooth Wolf Tooth Performance ZS Headsets - Zero Stack Upper ZS44\/28.6 6mm Stack Orange","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eWolf Tooth Performance Headsets are machined out of aircraft grade aluminum and assembled with Black Oxide Cartridge Bearings, balancing quality and price.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eBlack Oxide Bearings are made from chromium steel for high load capacity and durability\u003c\/li\u003e\n\u003cli\u003eBlack oxide coating reduces corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206116610115,"sku":"HDUP0027","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS44U-5MM-ORG-01.jpg?v=1773828019"},{"product_id":"wolf-tooth-headset-upper-hdup0026","title":"Wolf Tooth Wolf Tooth Performance ZS Headsets - Zero Stack Upper ZS44\/28.6 6mm Stack Blue","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eWolf Tooth Performance Headsets are machined out of aircraft grade aluminum and assembled with Black Oxide Cartridge Bearings, balancing quality and price.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eBlack Oxide Bearings are made from chromium steel for high load capacity and durability\u003c\/li\u003e\n\u003cli\u003eBlack oxide coating reduces corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206116544579,"sku":"HDUP0026","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS44U-5MM-BLU-01_f28365d9-7832-49bf-896e-299d7d2c6bff.jpg?v=1773827992"},{"product_id":"wolf-tooth-headset-upper-hdup0028","title":"Wolf Tooth Performance ZS Headset - ZS44 - 28.6 Zero Stack, Aluminum Construction, Black Oxide Bearings, Sealed for Durability \u0026 Water Resistance","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain bike's steering performance with the Wolf Tooth Performance ZS Headset - Zero Stack Upper ZS44\/28.6 6mm Stack in Striking Red. Crafted with precision in our Minnesota shop using aircraft-grade 6061 aluminum, this headset combines lightweight design with exceptional strength and durability, ensuring reliable performance ride after ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from premium 6061 aluminum, the Wolf Tooth ZS44\/28.6 headset is engineered to withstand tough trail conditions. Featuring high-grade chromium steel black oxide bearings, these seals provide superior corrosion resistance, high load capacity, and long-lasting smoothness. The custom-molded seals, including dual-lip and lip seals at key points, offer industry-leading protection against water, mud, and debris, significantly prolonging the headset's lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for optimal performance, the headset's precise engineering includes a 36 x 45 bevel angle for seamless installation and smooth steering. The ultralight stem cap with an integrated spacer simplifies handling and adjustment, requiring just 2-3 Nm torque for secure fitment with light grease on threads. The o-ring seal prevents water intrusion around the steerer tube, maintaining bearing integrity in challenging conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eAll components-headset cups, bearings, spacers, and star nuts-are machined in-house for unmatched quality control. The black oxide bearings ensure high load capacity and reliable performance under demanding off-road use. The included star nut is compatible with steel or aluminum steerer tubes; for carbon steerers, a separate compression plug is recommended.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in a bold red finish, the Wolf Tooth ZS44\/28.6 headset adds a splash of color to your bike's cockpit while offering a sleek, minimalist aesthetic. Ideal for frames with internal bearing cups pressed into the head tube (ZS - Zero Stack), this headset is perfect for trail, enduro, and all-mountain riders seeking a combination of lightweight performance and durability. Its versatile design makes it compatible with a wide range of current and vintage mountain bikes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Industry-leading sealing systems with custom-molded upper lip seal and dual-lip crown race seal for maximum protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Aircraft-grade aluminum components for strength and weight savings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Enduro black oxide bearings for long-lasting performance and corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Easy installation with included star nut and ultralight stem cap with integrated spacer\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eCompatibility \u0026amp; Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Fits frames with ZS (Zero Stack) head tubes, 44mm upper, and 56mm lower inner diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Stack height: 6mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Upper: ZS44, 28.6mm diameter\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Bearings: Cartridges with black oxide steel seals\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Weight: 55-58 grams\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Made in the USA, backed by a one-year warranty\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003eOptimize your bike's steering precision and durability with the Wolf Tooth Performance ZS Headset - the perfect upgrade for serious riders demanding high performance, long-lasting reliability, and a custom look.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eLightweight and durable aircraft-grade 6061 aluminum construction ensures long-lasting performance and corrosion resistance for demanding mountain biking and trail riding conditions.\u003c\/li\u003e\n\u003cli\u003eEquipped with high-capacity Enduro black oxide bearings, these ZS headsets offer enhanced load-bearing capabilities and superior resistance to wear and corrosion, backed by a one-year warranty.\u003c\/li\u003e\n\u003cli\u003eAdvanced sealing technology, including custom-molded upper lip seals and triple-layer industry-leading water protection, prolongs bearing life by preventing dirt and moisture intrusion in harsh riding environments.\u003c\/li\u003e\n\u003cli\u003eDesigned for zero stack frames with 44mm upper and 56mm lower head tube diameters, these headsets feature a 6mm stack height for minimal weight and sleek aesthetics, perfect for aggressive enduro and all-mountain riding.\u003c\/li\u003e\n\u003cli\u003eIncludes a precision-machined ultralight stem cap with integrated spacer, aluminum bolt, and star nut-delivering a streamlined profile, easy installation, and reliable performance on both steel and aluminum steerer forks (note: compatible with steel or aluminum steerer tubes only).\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206116970563,"sku":"HDUP0028","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS44U-5MM-RED-01_7836da55-d70a-45b4-b546-dccdcbd20550.jpg?v=1773538268"},{"product_id":"wolf-tooth-headset-bearing-headset-bearing-mountain-bike-hdbr0028","title":"Premium 41mm Black Oxide Steel Headset Replacement Bearings for Wolf Tooth Headsets - High Durability, Corrosion-Resistant, Precision Cartridge Bearings","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bicycle's steering performance with the Wolf Tooth Headset Replacement Bearings - engineered for durability, precision, and reliability. Designed exclusively for Wolf Tooth headsets, these high-quality replacement bearings ensure smooth handling and enhanced ride quality on every trail and commute.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Durability:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from premium chrome steel with a black oxide coating, these 41mm bearings offer exceptional load capacity and resistance to corrosion. The black oxide finish not only provides a sleek, stealthy look but also enhances longevity by protecting against rust and wear, making them ideal for all weather conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eFeaturing a cartridge bearing design with a 36 x 45 bevel angle, these bearings promote optimal load distribution and reduce friction for a smoother steering experience. Precision-engineered for seamless compatibility, they deliver consistent performance and are built to withstand the rigors of aggressive riding and extended use.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with high-grade stainless steel components, these bearings maintain excellent rotational efficiency and minimal maintenance requirements. They are compatible with steerer tube inner diameters ranging from 23.2mm to 24.2mm, fitting select Wolf Tooth headsets with ease.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWhether you're upgrading your trail bike, XC bike, or enduro rig, these black oxide bearings combine performance with a sleek aesthetic. Perfect for riders seeking reliable replacement parts to restore or improve their headset performance, ensuring precise steering and control in every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Compatible exclusively with Wolf Tooth headsets for a perfect fit\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Black oxide coating offers superior corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Designed with a 36 x 45 bevel angle for optimal load handling\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Available with premium Enduro stainless steel or performance black oxide bearings for tailored durability and performance needs\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eUpgrade your bike with confidence - choose Wolf Tooth Headset Replacement Bearings for dependable, high-performance steering and a smoother riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision 41mm replacement headset bearing engineered from durable chromium steel, ensuring long-lasting performance and reliability on rugged trails and challenging terrain. \u003c\/li\u003e\n\u003cli\u003eBlack oxide coating provides excellent resistance to corrosion and rust, enhancing durability in all weather conditions for consistent steering performance. \u003c\/li\u003e\n\u003cli\u003eCompatible exclusively with Wolf Tooth headsets, these replacement bearings feature a 36x45 degree bevel angle for smooth rotation and optimal steering response. \u003c\/li\u003e\n\u003cli\u003eDesigned with a versatile compression plug that fits steerer tubes with inner diameters from 23.2mm to 24.2mm, making installation quick and secure for a variety of bikes. \u003c\/li\u003e\n\u003cli\u003eIdeal for upgrading or maintaining your Wolf Tooth headset, these high-quality cartridge bearings are perfect for riders seeking reliable, high-performance components to keep their bike handling at its best.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206118215747,"sku":"HDBR0028","price":15.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/Headset_BlackOxide_bearing_903c8d81-15e8-4ade-829d-da2805349752.jpg?v=1773828006"},{"product_id":"wolf-tooth-headset-bearing-headset-bearing-mountain-bike-hdbr0029","title":"Wolf Tooth 52mm Black Oxide Headset Bearing | Replacement Cartridge Bearings for Wolf Tooth Headsets, Durable Steel, 36x45 Angle, Compatibility \u0026 Performance","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your Bike's Performance with Wolf Tooth Headset Replacement Bearings - 52mm Black Oxide\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eEnsure smooth steering and optimal handling with the Wolf Tooth Headset Replacement Bearings, specifically designed for Wolf Tooth headsets. Crafted with precision engineering and high-quality materials, these 52mm black oxide bearings provide reliable performance for serious cyclists and mountain bikers alike.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eMade from durable stainless steel with a sleek black oxide coating, these cartridge bearings offer exceptional resistance to corrosion, dirt, and grime, ensuring long-lasting performance in all riding conditions. The black oxide finish not only enhances corrosion resistance but also provides a stylish, stealthy look for your bicycle's headset.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eEngineered with a 36x45-degree bevel angle, these bearings are optimized for smooth, responsive steering. The high-precision construction guarantees minimal friction and maximum durability, whether you're tackling technical mountain trails, rugged off-road adventures, or daily commuting.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eCompatible exclusively with Wolf Tooth headsets, these replacement bearings are ideal for maintaining your headset's performance over time. The compression plug works seamlessly with steerer tube diameters ranging from 23.2mm to 24.2mm, providing a secure fit and easy installation.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eDesigned for versatility, these bearings are perfect for mountain bikers, gravel riders, and bike enthusiasts seeking reliable headset components. The sleek black finish complements any bike aesthetic, making these bearings as stylish as they are functional.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Compatible exclusively with Wolf Tooth headsets for a perfect fit\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Premium stainless steel with black oxide finish for corrosion resistance and longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Cartridge bearing design for easy installation and maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Precise 36x45-degree bevel angle for optimal steering response\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Suitable for demanding off-road conditions or daily riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eUpgrade your bicycle's steering performance today with Wolf Tooth's head bearing replacement parts - engineered for durability, precision, and style. Keep your bike riding like new with these high-quality, OEM-compatible bearings designed to elevate your riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality replacement bearing designed specifically for Wolf Tooth headsets, ensuring optimal fit and longevity for your cycling setup.\u003c\/li\u003e\n\u003cli\u003eConstructed with durable black oxide steel material that provides corrosion resistance and enhanced durability under demanding riding conditions.\u003c\/li\u003e\n\u003cli\u003eFeatures precision-engineered 36x45 degree cartridge bearings, delivering smooth steering performance and consistent headset responsiveness.\u003c\/li\u003e\n\u003cli\u003eCompatible exclusively with Wolf Tooth headsets, these replacement parts include the versatile compression plug suitable for steerer tube inner diameters ranging from 23.2mm to 24.2mm.\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain peak headset performance, these 52mm bearings are ideal for riders seeking reliable, high-performance components for aggressive trail riding and technical descents.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206119624771,"sku":"HDBR0029","price":19.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD1801.jpg?v=1773537819"},{"product_id":"wolf-tooth-headset-lower-1-1-8-in-hdlw0009","title":"Wolf Tooth Performance EC Headset - External Cup, Black Aluminum \u0026 Steel Bearings, Sealed for Durability, Lightweight, USA Made for MTB \u0026 Gravel Frames","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Bike's Steering Performance with the Wolf Tooth Performance EC Headset - External Cup Lower EC34\/30 Black\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eElevate your cycling experience with the Wolf Tooth Performance EC Headset, meticulously machined in the USA from aircraft-grade 6061 aluminum for unmatched strength, lightweight handling, and durability. Designed specifically for frames with external bearing cups, this high-performance headset features a sleek black oxide coated chromium steel bearing system-offering superior load capacity and longevity even in the toughest riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eKey Features \u0026amp; Benefits:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eExceptional Materials \u0026amp; Durability:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003e- Crafted from aircraft-grade 6061 aluminum for a lightweight yet robust construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003e- Black oxide coated chromium steel bearings provide high load capacity, corrosion resistance, and enhanced durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003e- Custom molded dual-lip seals on the crown race and upper assembly protect bearings from water, dirt, and debris, extending headset lifespan\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Tightly sealed with three levels of superior sealing to safeguard bearings against the elements, ensuring smooth steering over countless rides\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Versatile stack height options with 10mm cups, including 5mm, 15mm, and 25mm upper spacers-allowing precise fit adjustments\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Compatible with frames using external head tube bearing cups-specifically designed for 34mm upper inner diameter and 34mm, 44mm, or 49mm lower head tube diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Features a high-quality cartridge bearing system for smooth rotation and long-lasting performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Included upper star nut designed for steel or aluminum steerer tubes; compatible with optional compression plugs for carbon steerer tubes (sold separately)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Crown race adapter available for compatibility with 1-1\/8\" or 1-1\/4\" steerer forks, expanding versatility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Sleek black finish matches any bike aesthetic, perfect for mountain biking, gravel riding, and endurance cycling\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Designed for demanding environments-whether tackling rugged trails, technical descents, or all-day adventures\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Available in various colors to personalize your ride\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Machined in the USA for uncompromising quality and craftsmanship\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003e- Patented design ensures precise fit and reliable performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003e- Serviceable parts available, including crown race installation tools and spacers, ensuring longevity and ease of maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-24\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-25\"\u003e\u003cp\u003e- Crown Race Size: 30mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-26\"\u003e\u003cp\u003e- Bearing Type: Cartridge, Black Oxide Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-27\"\u003e\u003cp\u003e- Weight: EC44 lower - 45g; EC49 lower - 54g; EC34 lower - 37g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-28\"\u003e\u003cp\u003e- Stack Height: 12.25mm (lower) and customizable upper spacer options\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-29\"\u003e\u003cp\u003e- Material: 6061 Aluminum, Chromium Steel\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-30\"\u003e\u003cp\u003e- Made in the USA with a 1-year warranty\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-31\"\u003e\u003cp\u003eOptimize your bike's steering precision and durability with the Wolf Tooth Performance EC Headset - the trusted choice for serious riders seeking reliability, performance, and style. Elevate your build today!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eUltra-Durable Materials: Machined in the USA from aircraft-grade 6061 aluminum and featuring black oxide-coated chromium steel bearings, ensuring exceptional strength, corrosion resistance, and long-lasting performance in demanding riding conditions.\u003c\/li\u003e\n\u003cli\u003eOptimized Performance \u0026amp; Engineering: Designed with three levels of superior sealing-including custom dual-lip seals and O-ring protection-to shield bearings from water, dirt, and debris, extending headset longevity and maintaining smooth steering under tough conditions.\u003c\/li\u003e\n\u003cli\u003eAdvanced Components \u0026amp; Technology: Equipped with precision-engineered cartridge bearings, a star nut for steel or aluminum steerer tubes, and compatibility with various frame sizes, making installation straightforward while enhancing overall ride stability and control.\u003c\/li\u003e\n\u003cli\u003eStylish \u0026amp; Versatile Use Case: Available in sleek black with multiple stack height options (10mm, 15mm, 25mm), these external cup headsets suit a wide range of mountain, gravel, and cyclocross bikes, combining style, durability, and adaptability for every ride.\u003c\/li\u003e\n\u003cli\u003eInnovative Features \u0026amp; Compatibility: Includes a Crown Race Installation Adapter and optional compression plug for carbon steerer tubes, ensuring safe, snug fitment across different fork types, with lightweight design without sacrificing strength for high-performance cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206120378435,"sku":"HDLW0009","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC34L-30-BLK-01_4619283b-487a-4ccd-ae8a-ffe695dfb314.jpg?v=1773537935"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0011","title":"Wolf Tooth Wolf Tooth Performance EC Headsets - External Cup Lower EC44\/40 Blue","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eWolf Tooth Performance Headsets are machined out of aircraft grade aluminum and assembled with Black Oxide Cartridge Bearings, balancing quality and price.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eBlack Oxide Bearings are made from chromium steel for high load capacity and durability\u003c\/li\u003e\n\u003cli\u003eBlack oxide coating reduces corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206120607811,"sku":"HDLW0011","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC44L-40-BLU-01.jpg?v=1773827966"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0017","title":"Wolf Tooth ZS56 - 40 Zero Stack Headset | Aircraft-Grade 6061 Aluminum, Sealed Bearings, Blue, Lightweight \u0026 Durable for MTB \u0026 Road Bikes","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eIntroducing the Wolf Tooth Performance ZS Headset - Zero Stack Lower ZS56\/40 Blue, the ultimate upgrade for your bicycle's steering precision and durability. Crafted with meticulous attention to detail, this headset combines aerospace-grade materials, advanced engineering, and innovative sealing technology to deliver superior performance on the trail or for everyday riding.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003ePremium Materials and Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade in the USA from CNC-machined 6061 aluminum, the Wolf Tooth ZS Headset offers a perfect blend of lightweight strength and exceptional durability. The aircraft-grade aluminum ensures longevity, while the precision fabrication guarantees a flawless fit and finish. The headset features sealed black oxide steel bearings designed for high load capacity and corrosion resistance, even in rugged riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered for precision and durability, this headset incorporates three layers of industry-leading custom sealing-dual-lip crown race seal and upper lip seal-to protect the bearings from dirt, mud, water, and debris. The sealed bearings with Enduro black oxide coating provide smooth, reliable steering feel and extended service life. With a weight of just 55-58 grams, it adds minimal weight while maximizing strength and resistance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eInnovative Components \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe Wolf Tooth ZS Headset includes high-quality enduro black oxide sealed bearings, along with a custom-machined crown race, ensuring optimal load distribution and long-lasting performance. The upper assembly features an ultralight stem cap with integrated spacer, aluminum bolt, and star nut-designed for compatibility with steel or aluminum steerers (with optional compression plug for carbon steers). The lower crown race includes a custom-molded dual-lip seal that provides extra protection in harsh conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eVersatile Style \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eDesigned specifically for frames utilizing ZS (Zero Stack) headsets with a 44mm upper and 56mm lower head tube inner diameter, this headset is ideal for mountain biking, trail riding, and enduro disciplines. Available in a striking blue finish, it adds a pop of color to your bike while offering unmatched functionality and style. Its modular and customizable design ensures compatibility with various fork steerer tubes and frame configurations.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eKey Features to Boost Your Ride\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Machined from aerospace-grade 6061 aluminum for strength and weight savings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Sealed black oxide steel bearings for high load capacity and corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Multi-layered sealing system to withstand extreme riding conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatible with ZS (Zero Stack) head tubes in 44mm upper and 56mm lower sizes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Includes crown race and star nut; fork steerer compatibility requires optional compression plug for carbon steers\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Custom-molded dual-lip crown race seal for added bearing protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Lightweight design at only 55-58 grams, optimized for performance and endurance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eUpgrade your bike's steering system with the Wolf Tooth Performance ZS Headset - engineered to deliver durability, precision, and style on every ride. Backed by a one-year warranty, it's the perfect choice for serious cyclists seeking superior headset performance in any riding condition.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eNote: Uppers and lowers sold separately. Proper installation with the Wolf Tooth crown race installation adapter is recommended for optimal sealing and bearing longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003eElevate your ride today with Wolf Tooth's proven engineering and innovative design-crafted in the USA for cyclists who demand the best.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-performance ZS headsets machined from aircraft-grade 6061 aluminum for exceptional strength and lightweight durability. \u003c\/li\u003e\n\u003cli\u003eEquipped with industry-leading enduro black oxide sealed bearings and triple-layer sealing technology, these headsets provide superior protection against dirt, water, and debris for extended lifespan in tough riding conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for frames with ZS (Zero Stack) head tube standards, featuring 44mm upper and 56mm lower bearing cups; compatible with steel, aluminum, and carbon steerer tubes (adapter sold separately). \u003c\/li\u003e\n\u003cli\u003eInnovative features include a custom-molded dual-lip crown race seal and integrated O-ring water seal, ensuring reliable performance and minimizing maintenance in challenging environments. \u003c\/li\u003e\n\u003cli\u003eAvailable in vibrant colors like striking blue, these headsets combine sleek style with precision engineering, making them an ideal upgrade for competitive racers and everyday cyclists seeking top-tier performance and durability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206121132099,"sku":"HDLW0017","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS56-40-BlackOxide_BLU.jpg?v=1773538221"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0013","title":"Wolf Tooth Performance ECHeadset - External Cup Headset for EC44 - 40 Frames with Aircraft-Grade 6061 Aluminum, Sealed Black Oxide Bearings, \u0026 Durable Seal Technology","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Bicycle's Performance with the Wolf Tooth Performance EC Headset - External Cup Lower EC44\/40 Red\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaximize your mountain bike or trail bike's steering precision and durability with the Wolf Tooth Performance EC Headset - External Cup Lower EC44\/40 Red. Crafted in the USA from high-quality materials, this premium headset ensures smooth handling, long-lasting performance, and reliable protection against the elements.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eMade from lightweight, aerospace-grade 6061 aluminum, Wolf Tooth headsets provide exceptional strength-to-weight ratio, ideal for demanding rides. The black oxide-coated chromium steel bearings deliver superior load capacity, corrosion resistance, and long-term durability. The custom-molded dual-lip crown race seal offers enhanced protection against dirt, water, and debris, extending the lifespan of your headset.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eInnovative Components \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eDesigned for frames with external bearing cups, this EC44\/40 headset features precision-engineered components that ensure a secure fit and effortless steering. The included high-performance ceramic-like cartridges with sealed bearings guarantee smooth rotation under tough riding conditions. The ultralight stem cap, integrated spacer, aluminum bolt, and star nut facilitate installation, while optional compression plugs (sold separately) accommodate carbon steerers for versatile compatibility.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003ePerformance \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003ePerfect for mountain biking, trail riding, and enduro adventures, the Wolf Tooth EC Headset enhances your bike's steering stability and responsiveness. Its robust sealing system and durable construction shield bearings from mud, water, and trail grit, ensuring consistent performance ride after ride. The sleek red anodized finish adds a bold touch to your bike's aesthetic, blending function with style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eCompatibility \u0026amp; Customization\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eThis headset is compatible with frames using 34mm upper head tube inner diameter and 34mm, 44mm, or 49mm lower head tube inner diameters, making it suitable for a range of bike builds. The stack height measures 12.25mm, with options for different spacers to fine-tune your cockpit setup. The EC44 lower cup is lightweight at just 45 grams, with other sizes and configurations available to fit your specific needs.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eKey Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Machined in the USA from durable 6061 aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Black oxide-coated chromium steel cartridge bearings for high load capacity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Custom dual-lip crown race seal for toughest conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Aggressive, corrosion-resistant red finish for standout style\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Suitable for external cup head tube frames (EC44\/40)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Compatible with steel, aluminum, and carbon steerer tubes (with optional compression plug)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- One-year warranty for peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eRevamp your bike's steering performance and durability with the Wolf Tooth Performance EC Headset - the perfect blend of engineering innovation, rugged design, and reliable performance. Elevate your riding experience today.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003eOrder now and experience the Wolf Tooth difference!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision machining crafted in the USA from durable aircraft-grade 6061 aluminum for lightweight strength and longevity. \u003c\/li\u003e\n\u003cli\u003eFeatures a black oxide coated chromium steel bearing for enhanced load capacity, corrosion resistance, and smooth performance in all riding conditions. \u003c\/li\u003e\n\u003cli\u003eEngineered with three superior sealing levels, including custom dual-lip seals and O-ring protection, ensuring reliable bearings and preventing water, dirt, and debris ingress for prolonged headset life. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for external cup frames with compatible EC44\/40 specifications, offering easy installation and compatibility with various steerer tube sizes, including options for aluminum, steel, and carbon forks. \u003c\/li\u003e\n\u003cli\u003eInnovative features include a star nut for steel and aluminum steerer tubes, a crown race adapter for smaller diameter forks, and a lightweight stack height of 12.25mm, all backed by a one-year warranty for confident performance on rugged trails and demanding terrain.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206121066563,"sku":"HDLW0013","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC44L-40-RED-01.jpg?v=1773537963"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0014","title":"Wolf Tooth Performance EC Headset for External Cup Frames - Machined 6061 Aluminum, Black Oxide Bearings, Sealed Components, USA Made, Durable \u0026 Lightweight","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain biking setup with the Wolf Tooth Performance EC Headset - External Cup Lower EC49\/40 Black, engineered for durability, precision, and style. Crafted in the USA from high-quality aircraft-grade 6061 aluminum, this headset offers an exceptional combination of lightweight strength and long-lasting performance. Its black oxide-coated chromium steel bearings ensure high load capacity, superior resistance to corrosion, and exceptional smoothness in rigorous riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Build Quality:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from aerospace-grade 6061 aluminum, the Wolf Tooth EC Headset delivers superior durability without adding unnecessary weight. The black oxide coated bearings are engineered from hardened chromium steel, providing enhanced load-bearing capability and corrosion resistance for reliable performance across diverse terrains.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned with three levels of high-performance, custom sealing, this headset provides unbeatable protection against dirt, water, and debris, significantly extending bearing lifespan. The dual-lip seal on the crown race and innovative upper lip seal create a comprehensive barrier to elements, ensuring smooth operation over time. The included ultralight stem cap with integrated spacer and reinforced stack height (12.25mm) streamline setup and maintenance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe headsets feature sealed, black oxide bearings that withstand tough environmental conditions, making them ideal for aggressive trail riding and enduro use. Compatibility with frames utilizing external bearing cups with 34mm to 49mm inner diameter lower head tubes allows for versatile installation across various bike models. For carbon steerer tubes, the headsets are compatible with compression plugs (sold separately), and a crown race adapter (sold separately) enables fitment on 1-1\/8\" or 1-1\/4\" forks with a 1-1\/2\" bottom headset cup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a sleek black finish and precision engineering, the Wolf Tooth EC Headset complements aggressive, trail-ready mountain bikes. It's specifically designed for riders who demand durability and performance in challenging conditions, making it a perfect upgrade for enduro, all-mountain, and trail bikes. The low maintenance, high-performance design provides confidence on every climb and descent.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom molded dual-lip seal on the crown race for overall bearing protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Black oxide chromium steel bearings for durability and load capacity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Protective upper lip seal and water-resistant O-ring for enhanced environmental sealing\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made in the USA with a one-year warranty for peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Compatibility: Frames with external bearing cups (EC49\/40 lower) and head tube inner diameters of 34mm, 44mm, or 49mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Stack Height: 12.25mm (lower), with various upper options (37g-79g) for tailored build configurations\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Material: 6061 aluminum, black oxide steel bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Weight: EC49 lower - 54g; EC44 lower - 45g; EC34 lower - 37g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Enduro-grade sealed bearings ensure longevity in tough riding conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003eEnhance your bike's steering precision and durability with the Wolf Tooth Performance EC Headset - the ultimate choice for aggressive trail riders and mountain biking enthusiasts seeking reliable, high-performance headset components. Compatible with a wide range of frames and forks, this headset is your trusted upgrade for tackling the toughest trails.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-Precision Machined in the USA from aircraft-grade 6061 aluminum, Wolf Tooth Performance EC Headsets deliver durability and lightweight performance for demanding mountain biking and cycling enthusiasts. \u003c\/li\u003e\n\u003cli\u003eEngineered with a black oxide-coated chromium steel bearing and triple-layer custom sealing, these headsets provide superior protection against dirt, water, and debris, significantly extending the lifespan of your components. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for frames with external cup headsets, the EC49\/40 headsets accommodate a 40mm crown race and are compatible with 34mm, 44mm, or 49mm lower head tube diameters, ensuring versatile application across various bike builds. \u003c\/li\u003e\n\u003cli\u003eFeaturing innovative sealed cartridge bearings and an included star nut for steel or aluminum steerers (or compression plug for carbon forks), these headsets optimize stability and smooth steering performance in rugged trail conditions. \u003c\/li\u003e\n\u003cli\u003eAvailable in a sleek black finish with stylish color options, Wolf Tooth EC Headsets combine cutting-edge engineering, premium materials, and easy installation, making them the ideal upgrade for durability, performance, and style on your mountain bike or gravel bike.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206121099331,"sku":"HDLW0014","price":40.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC49L-40-BLK-01_393e78b8-0ac1-49cb-9caf-2ab8b2f2b293.jpg?v=1773537977"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0018","title":"Wolf Tooth Performance ZS Headset - Zero Stack Lower ZS56 - 40 with Aircraft-Grade Aluminum, Black Oxide Bearings \u0026 Dual-Lip Seals for Mountain Biking","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eIntroducing the Wolf Tooth Performance ZS Headset - Zero Stack Lower ZS56\/40 in Dynamic Orange\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eElevate your mountain bike's performance with the Wolf Tooth Performance ZS Headset, engineered for durability, precision, and seamless compatibility. Crafted in our Minnesota shop from aircraft-grade 6061 aluminum, this headset combines lightweight design with exceptional strength, ensuring reliable performance in the toughest riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eManufactured from high-quality 6061 aluminum, the Wolf Tooth ZS headset offers a perfect balance of durability and weight savings. The aerospace-grade construction guarantees long-lasting performance, while the custom-machined components ensure precise fitment and enhanced reliability. Included black oxide cartridge bearings, made from chromium steel, provide high load capacity and resistance to wear, backed by a one-year warranty for peace of mind.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eInnovative Components \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eDesigned with industry-leading features, this headset incorporates three levels of advanced sealing-dual lip crown seals, integrated upper lip seals, and O-ring water seals-to protect bearings from creek mud, rain, and dirt ingress. The custom-molded seals effectively extend bearing life, reducing maintenance and ensuring smooth steering. The ultralight stem cap with integrated spacer and aluminum bolt streamline setup, while the star nut simplify installation on steel or aluminum steerers. With optional compression plugs for carbon forks, the Wolf Tooth ZS headset adapts seamlessly to your bike's specifics.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003ePerformance \u0026amp; Compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eOptimized for frames with internal bearing cups using the Zero Stack (ZS) system, this headset fits inner head tube diameters of 44mm (upper) and 56mm (lower). The precise 36 \/45 bevel angle enhances steering responsiveness, making it ideal for trail, enduro, and all-mountain riding. The versatile design ensures compatibility with a wide range of modern bicycles, and the available color options like vibrant orange let you customize your bike's style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003ePerfect for aggressive trail riders, enduro racers, and mountain biking enthusiasts, the Wolf Tooth ZS Headset offers a sleek aesthetic combined with robust engineering. Its bold orange color adds a pop of style while its high-performance features provide confidence on steep descents and technical terrain. Designed for ease of installation and maximum longevity, this headset is the ideal upgrade for riders demanding top-tier engineering and style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eKey Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Precision-machined from aircraft-grade 6061 aluminum for lightweight strength\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Black oxide steel cartridge bearings with high load capacity and durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Triple-layer custom seals including dual-lip crown seal and O-ring to combat the elements\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatible with ZS (Zero Stack) head tubes: 44mm upper, 56mm lower\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Includes a star nut (for steel\/aluminum steerers) and optional compression plug (for carbon steerers)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Weighs only 55-58 grams-light enough for aggressive trail riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Made in the USA with meticulous craftsmanship and available in multiple colors, including striking orange\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eOptimize your bike's steering precision and durability with the Wolf Tooth Performance ZS Headset. Built to withstand tough terrain and demanding rides, it's your next step toward top-tier mountain biking performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003eOrder now and experience the perfect combination of engineering excellence, style, and reliability!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined in the USA from aircraft-grade 6061 aluminum, the Wolf Tooth Performance ZS Headsets deliver lightweight durability and exceptional strength for demanding mountain biking applications. \u003c\/li\u003e\n\u003cli\u003eDesigned for compatibility with ZS (Zero Stack) head tubes featuring 44mm upper and 56mm lower inner diameters, ensuring a perfect fit for a wide range of modern frames. \u003c\/li\u003e\n\u003cli\u003eEquipped with high-performance Enduro black oxide bearings made from chromium steel, offering superior load capacity, corrosion resistance, and long-lasting smooth operation even in harsh riding conditions. \u003c\/li\u003e\n\u003cli\u003eInnovative sealing technology includes a custom-molded dual-lip seal on the crown race and three layers of industry-leading sealing to prevent water intrusion and extend bearing life, making these headsets ideal for enduro and aggressive riding. \u003c\/li\u003e\n\u003cli\u003eAvailable in vibrant orange color options and featuring a star nut for steel or aluminum steerers (with optional compression plug for carbon steers), these headsets combine style, performance, and reliability for serious cyclists seeking premium components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206129651779,"sku":"HDLW0018","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD1798.jpg?v=1773538268"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0012","title":"Wolf Tooth Performance EC Headset - External Cup, EC44 - 40, Aircraft-Grade Aluminum, Black Oxide Bearings, Sealed for Durability \u0026 Lightweight Cycling Performance","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike with the Wolf Tooth Performance EC Headset - External Cup Lower EC44\/40 in vibrant Orange, engineered for durability, precision, and style. Crafted in the USA from aircraft-grade 6061 aluminum, this high-performance headset offers a seamless blend of lightweight strength and rugged reliability, making it an ideal choice for serious cyclists.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from premium 6061 aluminum, the Wolf Tooth EC Headset ensures durability while remaining lightweight for optimized handling. The black oxide coated chromium steel bearings deliver unparalleled load capacity and corrosion resistance, even in the toughest riding conditions. The custom-molded dual-lip crown race seal provides additional protection against dirt, mud, and water ingress, significantly extending bearing life.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Components\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned specifically for frames with external bearing cups, the EC44\/40 headset features a precise 36 x 45 bevel angle for smooth steering and easy installation. The headset includes high-quality enduro black oxide sealed bearings on both upper and lower assemblies, ensuring reliable performance over miles of challenging terrain. The ultralight stem cap with integrated spacer, combined with a durable aluminum bolt, maintains a clean aesthetic and streamlined setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eInnovative Features \u0026amp; Compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eWith three levels of superior sealing, this headset offers exceptional protection for your bearings, greatly reducing maintenance needs. The 12.25mm stack height accommodates various frame geometries, and the included star nut installs easily on steel or aluminum steerer tubes-note that carbon steerer tubes require a compression plug (sold separately). The headset is compatible with 34mm, 44mm, or 49mm lower head tube inner diameters, making it versatile for a range of bike builds. The crown race adapter (sold separately) expands compatibility to smaller steerer tube diameters, and service parts are readily available for easy maintenance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eAvailable in striking orange, the Wolf Tooth EC Headset adds a splash of color and style to your bike, whether you're hitting the trails, racing cross-country, or doing endurance rides. Its robust construction and sealed bearings make it perfect for aggressive riding, demanding conditions, and long-term durability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eKey Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Machined in the USA from aerospace-grade 6061 aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Black oxide coated chromium steel bearings for high load capacity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Custom dual-lip crown race seal for maximum protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Suitable for external cup headsets with 34mm, 44mm, or 49mm lower head tube inner diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatible with steel, aluminum, and optional carbon steerer tubes (using appropriate spacers)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Lightweight design with superior sealing technology for extended bearing life\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- One-year warranty for peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eOptimize your ride with the Wolf Tooth EC Headset, the perfect combination of strength, style, and performance. Whether upgrading your mountain bike or trail machine, this headset is engineered to deliver smooth steering and enduring durability for your cycling adventures.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-performance EC headsets engineered with aircraft-grade 6061 aluminum for lightweight durability and corrosion resistance. \u003c\/li\u003e\n\u003cli\u003eEquipped with black oxide-coated chromium steel bearings for high load capacity, exceptional strength, and long-lasting performance in demanding riding conditions. \u003c\/li\u003e\n\u003cli\u003eAdvanced sealing system featuring custom-molded dual-lip seals and multiple layers of protection to prevent water intrusion, dirt ingress, and extend bearing life. \u003c\/li\u003e\n\u003cli\u003eDesigned for external cup head tube frames with compatibility for EC44\/40 specifications, accommodating various fork steerer tube sizes with optional accessories like crown race adapters and compression plugs. \u003c\/li\u003e\n\u003cli\u003eStylish, color-rich finish options, including vibrant orange, combined with precise machining and USA craftsmanship, ensuring a reliable, high-quality component built to enhance your bike's steering performance and style.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206129422403,"sku":"HDLW0012","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC44L-40-ORG-01_5726ad9c-c592-4800-ad97-56759c6bf42a.jpg?v=1773537990"},{"product_id":"wolf-tooth-headset-lower-1-1-2-in-hdlw0019","title":"Wolf Tooth ZS Lower Headset - Zero Stack 44 - 56mm Aluminum, Black Oxide Bearings, Cartridge Sealed for MTB \u0026 Cross, Red","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience unmatched durability and precision with the Wolf Tooth Performance ZS Headsets - Zero Stack Lower ZS56\/40 in striking Red. Crafted in our Minnesota workshop from aircraft-grade 6061 aluminum, these headsets are engineered for serious riders who demand lightweight strength combined with long-lasting performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from high-quality 6061 aluminum, our ZS headsets are machined to exact tolerances, ensuring optimal fit and reliability. The inclusion of premium black oxide bearings, made from chromium steel, provides superior load capacity, corrosion resistance, and durability under demanding riding conditions. The custom-molded dual-lip seals on the crown race and upper assembly form a formidable barrier against dirt, water, and mud, significantly extending the lifespan of your headset.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Components\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for ZS (Zero Stack) frames with 44mm upper and 56mm lower head tube inner diameters, these headsets deliver a seamless upgrade for your bike's steering precision. Equipped with industry-leading sealed cartridge bearings, they guarantee smooth steering and reduced maintenance over time. The black oxide bearings are protected by three levels of industry-renowned sealing, ensuring your headset performs reliably in various weather and trail conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eInnovative Features \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eOur headsets feature an ultralight stem cap with integrated spacer, aluminum bolt, and star nut, providing a clean, minimalist look while maintaining strength. The O-ring seal around the steerer tube offers added water resistance, protecting internal components from moisture ingress. The lower assembly includes a custom dual-lip seal on the crown race, a critical feature that shields the lower bearing in the toughest off-road environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a striking red anodized finish, the Wolf Tooth ZS Headset adds a pop of color and style to any mountain bike, tandem, or gravel bike setup. Suitable for aggressive trail riding, enduro, and mountain biking adventures, these headsets are built to withstand rigorous riding conditions while maintaining precise steering control.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eCompatibility \u0026amp; Additional Details\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Suitable for frames with ZS (Zero Stack) head tube inner diameters of 44mm (upper) and 56mm (lower).\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Compatible with steel or aluminum steerers; carbon steerers require a separate compression plug.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Includes premium black oxide seals and bearings for enhanced longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made in the USA with meticulous craftsmanship and optimized to fit perfectly with Wolf Tooth crown race installation tools for hassle-free setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eUpgrade your bike's steering today with the Wolf Tooth Performance ZS Headset - Zero Stack Lower ZS56\/40 in Red for superior durability, precision, and style on every ride. Shop with confidence, backed by our one-year warranty and dedicated support.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined in Minnesota from lightweight aircraft-grade 6061 aluminum, Wolf Tooth Performance ZS Headsets deliver exceptional strength and durability for demanding mountain biking conditions. \u003c\/li\u003e\n\u003cli\u003eEquipped with industry-leading Enduro black oxide bearings, these headsets provide high load capacity, corrosion resistance, and long-lasting performance, ensuring a smooth and reliable ride. \u003c\/li\u003e\n\u003cli\u003eFeaturing advanced sealing technology, including custom-molded dual-lip seals on the crown race and triple-layer bearing protection, they effectively shield against dirt, water, and debris, extending headset lifespan. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for frames with ZS (Zero Stack) head tubes-44mm upper and 56mm lower inner diameters-these headsets are perfect for modern mountain, trail, and enduro bikes seeking reliable component integration. \u003c\/li\u003e\n\u003cli\u003eWith a sleek Red finish and innovative features like integrated spacers, ultra-light stem caps, and compatibility with steel or aluminum steerers, Wolf Tooth ZS headsets combine performance engineering with stylish appeal for versatile bike builds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206130044995,"sku":"HDLW0019","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS56-40-BlackOxide_RED.jpg?v=1773538303"},{"product_id":"cane-creek-headset-lower-zerostack-1-5-hdlw0020","title":"Cane Creek 40 Series Bottom ZS62, Headset, : ZS62\/40, ZeroStack, Lower","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eThe 40-Series is the workhorse of Cane Creek's headset line-up.  Representing the balance of performance, durability and value, the series incorporates all the features necessary for a robust, lightweight, long-lasting headset.   Zero stack uppers press into head tube with very little stack height.  Zero stack cups press into the head tube with very little stack height.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eSealed black oxide bearings\u003c\/li\u003e\n\u003cli\u003eSteel crown race with integrated seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Cane Creek","offers":[{"title":"Default Title","offer_id":42206130503747,"sku":"HDLW0020","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD0660.jpg?v=1780611375"},{"product_id":"enduro-headset-bearing-headset-bearing-hd9994","title":"Stainless Steel Enduro Headset Bearing ACB 4545 - 45 Cartridge, 37x46.85x7mm, High-Performance Suspension \u0026 Bike Handling Components","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eOptimize your bicycle's handling with the Enduro Headset Bearing ACB 4545 137 Stainless - 45 x 45 Cartridge Bearing, 37x46.85x7 mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eHigh-Performance Materials \u0026amp; Durability:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from premium stainless steel, the Enduro Headset Bearing ACB 4545 offers exceptional corrosion resistance, ensuring long-lasting performance in all weather conditions. Its robust construction provides superior strength and durability, making it ideal for both new builds and replacements that demand reliability and longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eAdvanced Engineering \u0026amp; Precise Fit:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned with a 45 x 45 cartridge bearing angle, this headset bearing guarantees precise steering response and smooth rotation. The bearing inner diameter of 37 mm and outer diameter of 46.85 mm ensure a snug, secure fit on compatible headset components, optimizing overall bicycle handling and responsiveness.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eInnovative Components \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eEquipped with cartridge design technology, this bearing simplifies installation and maintenance. The high-quality rolling elements reduce friction, enhancing steering smoothness and reducing wear over time. Ideal for enduro, trail, and aggressive mountain biking, it withstands the rigors of demanding rides while maintaining top performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStylish \u0026amp; Versatile Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eSleek and dependable, the ACB 4545 Bearing seamlessly integrates into various bike frames and headtube configurations, perfectly suited for aggressive riding styles and demanding trail conditions. Its stainless steel construction not only enhances durability but also complements modern bike aesthetics.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eKey Features \u0026amp; Benefits:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Material: Premium stainless steel for corrosion resistance and durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Bearing Type: Cartridge for easy installation and maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Bearing Size: 37 mm I.D., 46.85 mm O.D., 7 mm width\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Bolt-On Fit: Compatible with a range of enduro and mountain bike headsets\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Performance Angle: 45 x 45 for precise steering and stability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your bike's performance with the Enduro Headset Bearing ACB 4545 137 Stainless - engineered to deliver smooth, reliable steering in challenging conditions. Whether building a new bike or replacing worn components, this high-quality bearing ensures your ride remains responsive and durable mile after mile.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-performance stainless steel construction ensures exceptional durability and corrosion resistance for long-lasting use in aggressive trail and enduro riding environments.\u003c\/li\u003e\n\u003cli\u003eDesigned with a 45 x45 cartridge bearing angle, this headset bearing provides optimal steering precision, stability, and smooth rotational performance on tough terrains.\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered with a 37mm inner diameter and 46.85mm outer diameter, this bearing seamlessly fits compatible frame and fork setups, ideal for custom builds and upgrades.\u003c\/li\u003e\n\u003cli\u003eFeaturing advanced engineering and reliable components, the ACB 4545 137 headset bearing enhances steering responsiveness and minimizes maintenance for a smoother ride.\u003c\/li\u003e\n\u003cli\u003ePerfect for enduro and mountain biking enthusiasts, this high-quality headset bearing combines innovative materials with performance-driven design for improved handling and bike longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Enduro","offers":[{"title":"Default Title","offer_id":42206252990531,"sku":"HD9994","price":38.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD9994.jpg?v=1773538423"},{"product_id":"enduro-headset-bearing-headset-bearing-hd9993","title":"Enduro ACB 4545 Stainless Steel Headset Bearing - 45 Cartridge Bearing, 32.75mm I.D., 41.75mm O.D., Precision Engineering for Enduro and Trail Bikes","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Mountain Bike with the Enduro Headset Bearing ACB 4545 136 Stainless - Precision, Durability, and Seamless Performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eEngineered for demanding enduro and downhill rides, the Enduro Headset Bearing ACB 4545 136 Stainless is the ultimate choice for cyclists seeking reliable performance and longevity. Crafted from high-grade stainless steel, this cartridge bearing ensures corrosion resistance, minimal friction, and smooth steering, even in the harshest riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eConstructed from premium stainless steel, the ACB 4545 136 bearing offers superior corrosion resistance, making it ideal for all-weather, off-road adventures. Its stainless composition guarantees long-lasting durability, reducing maintenance and replacement costs while maintaining peak performance ride after ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eDesigned with a 45 x45 cartridge bearing angle, this headset bearing delivers precise steering and enhanced stability. Its meticulously engineered components minimize deflection and wheel wobble, providing confident handling during aggressive trail riding, technical descents, or high-speed descents. The bearing's internal diameter of 32.75mm perfectly accommodates modern, high-performance headtube standards, ensuring a snug, secure fit.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eFeaturing a cartridge bearing type, the ACB 4545 136 simplifies installation and replacement, allowing for quick upgrades without specialized tools. The bearing's 41.75mm outer diameter and 32.75mm inner diameter are optimized for compatibility with a wide range of mountain bike frames and forks, making it a versatile choice for bike builders and repair shops.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eBuilt for aggressive enduro, trail, and downhill disciplines, this stainless steel headset bearing combines functionality with durability. Its sleek, high-performance design complements modern mountain bikes, ensuring smooth steering and enhanced control on technical terrains. Whether building a new bike or replacing an existing component, this bearing provides unmatched reliability for serious riders.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eInnovative Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eThe ACB 4545 136 Stainless headset bearing leverages precision engineering and high-quality materials to reduce friction and extend service life. Its corrosion-resistant stainless steel construction ensures optimal performance in muddy, wet, or salty environments-making it an ideal choice for endurance MTB enthusiasts seeking consistent, hassle-free operation.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eOptimize your bike's steering system with the Enduro Headset Bearing ACB 4545 136 Stainless-designed for durability, precision, and performance on every trail. Perfect for professional bike shops, technicians, and serious riders looking for top-tier components that deliver lasting value and exceptional ride quality.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision stainless steel construction ensures durability and corrosion resistance, making this headset bearing ideal for demanding mountain biking and enduro riding conditions. \u003c\/li\u003e\n\u003cli\u003eEngineered with a 45x45 cartridge bearing design, optimized for smooth steering performance and enhanced load distribution during aggressive descents and technical trails. \u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of bicycle builds, this headset bearing features a 32.75mm inner diameter and 41.75mm outer diameter, providing reliable fit and easy installation for both new builds and replacements. \u003c\/li\u003e\n\u003cli\u003eAdvanced manufacturing techniques deliver improved sealing and longevity, reducing maintenance intervals and ensuring consistent performance across diverse terrains. \u003c\/li\u003e\n\u003cli\u003eStylish, sleek design coupled with high-performance components makes this stainless steel headset bearing a top choice for downhill, enduro, and trail riders seeking durability, reliability, and smooth steering.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Enduro","offers":[{"title":"Default Title","offer_id":42206254071875,"sku":"HD9993","price":30.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD9993.jpg?v=1773538449"},{"product_id":"wolf-tooth-headset-upper-hd0284","title":"Wolf Tooth Trek Knock Block Headset Upper 28.6mm, 8mm Stack, Aircraft-Grade Aluminum, Sealed Cartridge Bearings, Black for Trek Frames","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your Trek bike with the Wolf Tooth Headset Upper Knock Block - 28.6mm, 8mm stack height, Black. Crafted from aircraft-grade aluminum and manufactured in the USA, this high-performance headset ensures durability, precision fit, and superior protection against the elements. Designed specifically for Trek frames featuring the integrated Knock Block system, it provides a seamless and secure connection for optimized steering performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eThis premium upper headset features unique raised top cap details that align perfectly with Knock Block-compatible stems, including Bontrager models, delivering reliable compatibility and smooth handling. Its cartridge bearing technology offers low friction and long-lasting performance, making it ideal for aggressive trail riding, enduro, and downhill cycling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003ePerfect for riders seeking a stylish upgrade, this black anodized headset combines innovative design with functional engineering. Its 28.6mm S.H.I.S. stem clamp diameter and 8mm stack height make installation straightforward and secure, enhancing overall bike stability and steering precision.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eKey Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003e- Designed specifically for Trek's Knock Block system, ensuring perfect compatibility with molded-in internal bearing cups.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003e- Machined from aircraft-grade aluminum for lightweight strength and durability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003e- Superior sealing technology protects against mud, water, and dirt, extending component lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003e- Unique top cap with raised features compatible with Knock Block stems, including Bontrager.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Available in stylish black finish to match your bike's aesthetic.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Cartridge bearing technology for smooth steering and long-term reliability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Ideal for mountain biking, trail riding, and aggressive cycling disciplines.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eEnhance your Trek's performance with the Wolf Tooth Headset Upper Knock Block - the trusted choice for riders demanding durability, precision, and style. Optimize your bike's steering and handling today with this engineered upgrade designed to elevate your mountain biking experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium Machined Aluminum Construction: Crafted from aircraft-grade aluminum in the USA, the Wolf Tooth Headset Upper Knock Block offers enhanced durability, superior sealing against dirt and moisture, and a lightweight profile for reliable performance in all riding conditions. \u003c\/li\u003e\n\u003cli\u003eOptimized for Trek Knock Block Systems: Designed specifically for Trek frames with molded-in internal bearing cups, these headsets provide a seamless fit and maintain precise steering response, ideal for aggressive trail riding and mountain biking. \u003c\/li\u003e\n\u003cli\u003eInnovative Raised Top Cap Features: Unique raised features on the top cap key to Knock Block compatible stems, ensuring secure stem alignment and preventing headset slip, while simplifying installation and adjustments. \u003c\/li\u003e\n\u003cli\u003eEnhanced Performance \u0026amp; Compatibility: Featuring a cartridge bearing type and an 8mm upper stack height, this headset delivers smooth, responsive steering action and easy maintenance, compatible with 28.6mm threadless stem setups. \u003c\/li\u003e\n\u003cli\u003eStylish and Customizable: Available in sleek black finish with a modern design, these headsets not only improve your bike's performance but also add a refined, stealthy look, perfect for riders seeking both style and function.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42206277304387,"sku":"HD0284","price":64.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/IS41U-8MM-KNOCK-BLK.jpg?v=1780526474"},{"product_id":"ritchey-headset-upper-hd3212","title":"Ritchey Logic-E Cartridge Press Fit Headset ZS44 - 28.6 for Shimano STEPS - Di2 Cable Routing | Sealed Cartridge Bearings, Black","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience Seamless Integration with the Ritchey Logic-E Cartridge Press Fit Upper Headset - ZS44\/28.6\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eUpgrade your cycling setup with the Ritchey Logic-E Cartridge Press Fit Upper Headset, meticulously engineered for modern e-bike and road bike applications. Designed to accommodate Shimano STEPS or Di2 electronic shifting systems, this premium headset ensures clean cable routing through the frame, eliminating the need for frame modifications and enhancing aerodynamic performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eConstructed from high-quality, durable materials, the Ritchey Logic-E headset features a robust black finish that resists corrosion and wear. The sealed cartridge bearings provide superior protection against dirt, water, and debris, ensuring smooth steering and long-lasting performance even in rugged riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eBuilt for precision and reliability, this headset delivers optimal steering geometry and responsiveness. The press-fit ZS44 upper design offers easy installation with a secure fit, reducing suspension squeal and wobble. Its seamlessly integrated cable routing system simplifies e-bike wiring, making maintenance and upgrades straightforward.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eEquipped with sealed cartridge bearings, the Ritchey Logic-E surpasses traditional bearing systems to provide consistent, frictionless steering. The ZS44 top cap ensures compatibility with various fork configurations, while the 28.6mm threadless stem clamp diameter offers versatile stem options, catering to a wide range of bike models and rider preferences.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eFeaturing a sleek black aesthetic, the Ritchey Logic-E headset complements a modern, minimalist bike look. Perfect for electric-assist bicycles, road bikes, and gravel bikes that demand integrated cable routing and dependable performance, this headset is ideal for riders seeking a clean setup and enhanced bike handling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eThe Ritchey Logic-E's key innovation lies in its compatibility with Shimano STEPS and Di2 systems, providing a streamlined, integrated cable routing solution tailored for electric bikes. Its no-modification design saves installation time while offering superior frame integration, making it a top choice for custom builds and e-bike enthusiasts.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eOptimize your bike's performance, style, and reliability with the Ritchey Logic-E Cartridge Press Fit Upper Headset - ZS44\/28.6, engineered for the modern cyclist who demands precision, durability, and a clean, professional finish.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePrecision-engineered Ritchey Logic-E Cartridge Press Fit Upper Headset designed for seamless integration with Shimano STEPS and Di2 electronic shifting systems. \u003c\/li\u003e\n\u003cli\u003eConstructed with durable sealed cartridge bearings, ensuring smooth steering performance and long-lasting reliability in all riding conditions. \u003c\/li\u003e\n\u003cli\u003eCompatible with ZS44\/28.6 Threadless configurations, this headset simplifies installation while maintaining a sleek, minimalist aesthetic ideal for modern road and gravel bikes. \u003c\/li\u003e\n\u003cli\u003eInnovative cable routing system allows for clean integration of electronic shifting cables without frame modifications, enhancing bike aesthetics and performance. \u003c\/li\u003e\n\u003cli\u003eStylish black finish complements various bike designs while offering enhanced corrosion resistance, perfect for riders seeking durability and a streamlined look.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Ritchey","offers":[{"title":"Default Title","offer_id":42206280319043,"sku":"HD3212","price":47.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/HD3212.jpg?v=1773527782"}],"url":"https:\/\/365cycles.com\/collections\/headset-bearings.oembed?page=4","provider":"365 Cycles","version":"1.0","type":"link"}