{"product_id":"hdst1849","title":"Wolf Tooth Premium ZS Headset - Zero Stack, 6061 Aluminum, Sealed Bearings, Gold Finish, Lightweight, Durable, USA-Made for 44 - 56mm Frames","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain bike with the Wolf Tooth Premium ZS Headset - Zero Stack Lower ZS56\/40 Gold, engineered for durability, precision, and sleek style. Crafted in the USA with aircraft-grade 6061 aluminum, this headset combines lightweight performance with rugged construction to withstand the demands of aggressive riding and challenging terrains.\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 aircraft-grade 6061 aluminum, the Wolf Tooth ZS headsets are built for strength and longevity without adding unnecessary weight. Each component is precision-machined in our Minnesota shop, ensuring a perfect fit and superior quality. The headset features innovative industry-leading sealing systems, including a custom-molded dual-lip seal on the crown race and a triple-layer sealed bearing design, offering exceptional protection against dirt, water, and debris, thereby extending bearing life.\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 Enduro stainless steel sealed bearings, these headsets deliver smooth, reliable performance over countless miles. The inclusion of sealed bearings with a lifetime warranty reflects Wolf Tooth's commitment to quality and customer satisfaction. Designed for frames with internal bearing cups pressed into the head tube, the ZS headsets accommodate 44mm upper and 56mm lower bearing cup diameters, providing universal compatibility with a wide range of modern mountain bike frames.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eVersatile \u0026amp; Customizable Use\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThis headsets' compatibility with various head tube inner diameters makes it ideal for trail, enduro, and all-mountain bikes. The top assembly offers three stack height options (6mm, 15mm, 25mm), allowing riders to fine-tune headset height and improve cockpit fit. The ultralight stem cap comes with an integrated spacer, aluminum bolt, and star nut compatible with steel or aluminum steerer tubes. Note: For carbon steerers, a compression plug (sold separately) is required-never install a star nut on carbon steerer tubes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eSleek Style \u0026amp; Practical Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eThe striking gold finish adds a premium aesthetic to your bike's cockpit, available in vibrant color options to match your setup. The O-ring seal around the steerer tube prevents water intrusion, while the custom-molded upper lip seal offers additional upper bearing protection, ensuring consistent performance regardless of weather conditions.\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\u003eDesigned for ultimate durability and ease of service, Wolf Tooth headsets can be easily maintained with available replacement parts. The crown race installation adapter helps prevent damage during installation, safeguarding bearing seals and prolonging headset life. Each headset weighs approximately 55-58 grams, offering a lightweight solution without compromising strength.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eKey Specifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Material: 6061 aluminum, aircraft-grade for durability and lightweight performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Bearings: Enduro stainless steel sealed bearings with lifetime warranty\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatibility: ZS (Zero Stack) headsets for frames with 44mm upper and 56mm lower head tube inner diameters\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Weight: 55-58 grams\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Finish: Gold anodized with customizable color options\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Made in the USA with precision manufacturing standards\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eOptimize your bike's steering precision, protect your investment with premium sealing technology, and add a touch of style with the Wolf Tooth Premium ZS Headset - Zero Stack Lower ZS56\/40 Gold. Perfect for riders seeking high-performance engineering and reliable, long-lasting components.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium Machined Construction: Crafted from aerospace-grade 6061 aluminum in Wolf Tooth's Minnesota workshop, these headsets offer exceptional strength, lightweight performance, and durability for demanding mountain biking and trail riding. \u003c\/li\u003e\n\u003cli\u003eAdvanced Sealing Technology: Features triple-layer industry-leading seals-including custom-molded upper lip seals and dual-lip crown race seals-that protect internal bearings from water, dirt, and debris, significantly extending headset lifespan. \u003c\/li\u003e\n\u003cli\u003eEnhanced Compatibility \u0026amp; Customization: Designed for frames with Zero Stack (ZS) headsets using 44mm upper and 56mm lower bearing cups; includes options for varying stack heights with integrated spacer caps, making it adaptable to a variety of bike setups. \u003c\/li\u003e\n\u003cli\u003ePerformance-Driven Components \u0026amp; Bearings: Equipped with high-quality Enduro stainless steel sealed bearings, ensuring smooth steering, long-lasting performance, and a lifetime warranty-ideal for aggressive riding and tough terrain conditions. \u003c\/li\u003e\n\u003cli\u003eStylish \u0026amp; Functional Design: Featuring a striking gold finish to complement high-end builds, with a star nut for steel or aluminum steerers, and optional compression plug compatibility for carbon steerers-combining style with advanced engineering for reliable, all-weather performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":43065896435779,"sku":"HDST1849","price":89.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WT-ZS56-40-GLD-01.jpg?v=1774416596","url":"https:\/\/365cycles.com\/products\/hdst1849","provider":"365 Cycles","version":"1.0","type":"link"}