{"product_id":"acros-headsets-hdst1680-bicycle-headsets","title":"Acros ZS56 Headset Upper Bearings with Integrated Cable Routing - Angular Contact Ball Bearings, 28.6mm Stem Clamp, Black, High-Performance Bike Components","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Cycling Experience with the Acros Headset Upper Bearing ZS56 - Integrated Cable (ICR)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eOptimize your bike's steering precision and reliability with the Acros Headset Upper Bearing ZS56, designed specifically for high-performance mountain bikes and road bikes. Crafted with advanced materials and engineering, this replacement upper headset bearing ensures smooth handling, durability, and seamless integration of cable routing for a clean, streamlined look.\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 high-quality angular contact ball bearings, the Acros ZS56 upper bearing provides superior load distribution and increased lifespan. The precision-machined components are engineered for maximum durability in demanding riding conditions, from aggressive off-road trails to fast-paced road cycling. Its robust black anodized finish not only offers corrosion resistance but also complements any bike aesthetic.\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\u003eFeaturing integrated cable routing (ICR) capability, this headset bearing simplifies cable management-eliminating clutter and reducing the risk of cable wear. The ZS56 stem clamp diameter ensures a secure fit with compatibility optimized for 28.6mm steer tubes. Designed with a minimal stack height of just 1mm, this bearing maintains optimal headset geometry, enhancing steering responsiveness without adding unnecessary height.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eThe sleek black design and precision fit make the Acros ZS56 an excellent choice for riders seeking reliable performance upgrades. Perfect for replacing worn or damaged headset components, it's ideal for aggressive trail riders, cross-country cyclists, and anyone looking to improve their bike's handling and steering feel. Its easy installation and integrated cable routing make it a versatile upgrade for both professional mechanics and DIY enthusiasts.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eKey Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- High-Quality Angular Contact Ball Bearings for smooth steering and durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Integrated Cable Routing (ICR) for clean cable management and streamlined setup\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Precise fit with ZS56\/28.6mm stem clamp diameter compatible with a wide range of bikes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Durable black anodized finish for corrosion resistance and aesthetic appeal\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Minimal stack height of 1mm for optimal headset geometry and responsiveness\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eUpgrade your bike's steering performance with the Acros Headset Upper Bearing ZS56, engineered for precision, durability, and sleek integration. Whether replacing worn components or customizing your bike, this headset bearing delivers unbeatable quality and performance in every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eShop now for a reliable, high-performance upgrade that keeps your bike running smoothly and looking sharp!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision Acros ZS56 Headset Upper Bearing with integrated cable routing for a seamless, clean appearance in your bike setup. \u003c\/li\u003e\n\u003cli\u003eConstructed with durable, high-quality angular contact ball bearings to ensure smooth steering performance and long-lasting durability in demanding riding conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for integrated cable systems, the ICR model provides optimal cable management and protection for a sleek, professional look on modern bikes. \u003c\/li\u003e\n\u003cli\u003eCompatible with 28.6mm S.H.I.S. stem clamp diameters and featuring a stylish black finish, making it an ideal upgrade or replacement for enhancing your bike's steering precision. \u003c\/li\u003e\n\u003cli\u003eEngineered for performance and reliability, this upper bearing reduces friction, improves handling, and contributes to a lightweight, responsive riding experience.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Acros","offers":[{"title":"Default Title","offer_id":43075063611459,"sku":"HDST1680","price":50.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/AS1115.jpg?v=1774521413","url":"https:\/\/365cycles.com\/products\/acros-headsets-hdst1680-bicycle-headsets","provider":"365 Cycles","version":"1.0","type":"link"}