{"product_id":"hdst1855","title":"Wolf Tooth Performance EC Headset - External Cup 6061 Aluminum, Sealed Bearings, Lightweight, USA-Made for durable, high-performance bike steering","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Wolf Tooth Performance EC Headset - External Cup Lower EC49\/40 in Stunning Blue\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eDesigned and machined in the USA, the Wolf Tooth Performance EC Headset offers cyclists a high-performance, lightweight, and durable steering solution crafted from aircraft-grade 6061 aluminum. Engineered for reliability and longevity, this headset features a black oxide-coated chromium steel bearing and three layers of superior sealing technology to protect against dirt, water, and harsh environmental conditions - ensuring smooth, maintenance-free operation mile after mile.\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\u003eConstructed entirely from aerospace-grade 6061 aluminum, known for its strength-to-weight ratio, the Wolf Tooth EC Headset provides a robust yet lightweight core for demanding mountain biking, gravel riding, or cyclocross. The sealed bearings are coated with corrosion-resistant black oxide, enhancing durability and service life.\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\u003eThe innovative triple-level sealing system includes a custom-molded dual-lip seal on the crown race and an upper lip seal, effectively shielding the bearings from water and dirt ingress. The precision-machined upper assembly features an integrated spacer and star nut for easy installation, while the lower assembly is equipped with a dual-lip seal for superior protection. The 36 x 45 bevel angle design ensures precise bearing alignment and smooth handling.\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\u003eIncludes high-quality Enduro black oxide sealed bearings on both upper and lower sections for exceptional performance in muddy, wet, or dusty conditions. Designed specifically for frames with external cup head tubes (EC49\/40), compatible with 34mm inner diameter upper head tubes and 34\/44\/49mm lower head tubes. For versatility, the headset accommodates forks with standard steel or aluminum steerer tubes (using the star nut) or carbon steerer tubes (requiring a compression plug, sold separately). A crown race adapter is available for 1-1\/8 or 1-1\/4 steerer tube compatibility.\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 mountain bikers, gravel riders, and cyclocross enthusiasts seeking a combination of lightweight performance and rugged durability. The eye-catching blue anodized finish adds a vibrant touch to any build, while the low stack height (12.25mm) ensures a sleek, aerodynamic profile suitable for aggressive riding or XC racing.\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- Three levels of custom sealing for optimal bearing protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Lightweight design without sacrificing strength or durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Made from USA-machined aerospace-grade aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatibility with a wide range of external cup frames and forks\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Service parts and accessories available for extended headset lifespan\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eSpecifications \u0026amp; Compatibility:\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- Stack Height: 12.25mm (EC49\/40 version)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Material: 6061 aluminum with corrosion-resistant coatings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Available in vibrant Blue for a stylish upgrade\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003eUpgrade your bike's steering with confidence. The Wolf Tooth Performance EC Headset is the perfect choice for riders seeking premium components that deliver superior handling, weather resistance, and timeless style. Made in the USA with a one-year warranty for peace of mind.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-23\"\u003e\u003cp\u003eNote: Always follow torque specifications (2-3 Nm) with light grease on threads for optimal performance. Consult compatibility guides to ensure proper fitment for your bike build.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003e- Crafted from lightweight, durable aircraft-grade 6061 aluminum, Wolf Tooth EC Headsets ensure reliable performance and corrosion resistance for demanding trail and cross-country rides. \u003c\/li\u003e\n\u003cli\u003e- Features advanced sealing technology with three levels of custom seals and sealed chromium steel bearings to protect against water, mud, and debris, extending headset lifespan. \u003c\/li\u003e\n\u003cli\u003e- Designed for external cup frame compatibility with options for 34mm, 44mm, or 49mm lower head tube diameters, offering versatility for a wide range of mountain and gravel bike builds. \u003c\/li\u003e\n\u003cli\u003e- Incorporates innovative components like a custom-molded dual-lip seal on the crown race and an ultralight integrated spacer-equipped stem cap for streamlined aesthetics and improved performance. \u003c\/li\u003e\n\u003cli\u003e- Available in multiple vibrant colors, the Wolf Tooth EC Headsets combine style and engineering excellence, backed by a one-year warranty, making them an ideal upgrade for serious cyclists seeking durability and precision.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":43065897680963,"sku":"HDST1855","price":35.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-EC49L-40-BLU-01.jpg?v=1774416730","url":"https:\/\/365cycles.com\/products\/hdst1855","provider":"365 Cycles","version":"1.0","type":"link"}