{"product_id":"full-speed-ahead-headsets-28-6-hdst1341-bicycle-headsets","title":"Full Speed Ahead DX Pro Tapered Alloy Headset 1-1 - 8\" to 1.5\" ZS44 - 28.6 \u0026 EC49 - 40 with Angular Contact Bearings and Sealed Technology","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Bike's Performance with the Full Speed Ahead DX Pro Black ZS44\/28.6 | EC49\/40 1-1\/8 to 1.5\" Tapered Headset\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eOptimize your cycling experience with the Full Speed Ahead (FSA) DX Pro Black Headset, expertly engineered for precision, durability, and seamless integration. Crafted from high-quality aluminum, this lightweight and robust headset delivers enhanced steering accuracy and reliable performance for road, mountain, and gravel bikes. Whether you're upgrading your current setup or building a custom bike, the DX Pro Series offers innovative features designed to meet the demands of serious cyclists.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Design:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eConstructed entirely from premium aluminum alloy, the FSA DX Pro Black Headset combines strength with exceptional weight savings - weighing only 128.6 grams. Its durable alloy upper and lower cups are engineered for long-lasting reliability, resisting corrosion while maintaining operational integrity in various 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\u003eDesigned specifically for tapered head tubes with 50mm\/57mm external diameter, this headset ensures excellent stiffness and steering precision. Featuring a combination of high-quality components, it integrates a 36 \/45 angular contact bearing in the upper cup with a sealed ACB (Angular Contact Bearing), paired with a 1.5 alloy external cup with an angular contact bearing sealed for smooth, frictionless rotation. The precise stack height of 30.3mm guarantees compatibility with a wide range of bike frames, providing optimal cockpit fit and responsiveness.\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\u003e- Alloy 1-1\/8 internal cup with sealed ACB bearing (36 \/45 angles) for responsive handling\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Alloy 1.5 external cup with sealed angular contact bearing for increased durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Tapered steerer compatibility: 28.6mm diameter with EC49\/40 integrated race\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Stack height: 30.3mm for precise handling and compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Sleek Black finish adds a modern, professional aesthetic to your bike\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003eThe FSA DX Pro Black Headset is ideal for cyclists seeking reliable, high-performance steering components compatible with tapered steerers. Perfect for upgrading mountain bikes, gravel bikes, or road bikes requiring a tapered head tube system, this headset combines style and function for competitive riding, adventurous exploration, or everyday commuting.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eInnovative Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Seamless integration of sealed angular contact bearings enhances durability and maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Lightweight alloy construction reduces overall bike weight without compromising strength\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Tapered head tube compatibility for increased front-end stiffness and handling precision\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Stylish black finish complements a variety of bike designs and color schemes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003eOptimize your ride quality with the Full Speed Ahead DX Pro Black ZS44\/28.6 | EC49\/40 1-1\/8 to 1.5\" Tapered Headset - engineered for durability, performance, and sleek aesthetics. Elevate your cycling experience with components trusted by professional and enthusiast riders alike.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium aluminum construction ensures lightweight durability and long-lasting performance for demanding road and mountain riding. \u003c\/li\u003e\n\u003cli\u003eDesigned specifically for tapered head tubes with 50mm and 57mm OD, providing a secure and precise fit for a variety of bicycle frames. \u003c\/li\u003e\n\u003cli\u003eFeatures high-quality sealed angular contact bearings with 36 \/45 angles, delivering smooth steering, enhanced stability, and reduced maintenance over time. \u003c\/li\u003e\n\u003cli\u003eCompatible with 1-1\/8 and 1.5 inch steerers (ZS44\/28.6 and EC49\/40), making it versatile for upgrade or new build projects across various bike types. \u003c\/li\u003e\n\u003cli\u003eInnovative alloy upper and forged alloy lower cups combine strength with lightweight design, elevating bike performance while maintaining a sleek, professional look.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Full Speed Ahead","offers":[{"title":"Default Title","offer_id":42201809289283,"sku":"HDST1341","price":72.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/35694.jpg?v=1780579579","url":"https:\/\/365cycles.com\/products\/full-speed-ahead-headsets-28-6-hdst1341-bicycle-headsets","provider":"365 Cycles","version":"1.0","type":"link"}