{"product_id":"enduro-bearings-xd15-ceramic-jockey-wheels-for-campagnolo-11-speed-derailleurs","title":"Enduro Bearings XD15 Ceramic Jockey Wheels for Campagnolo 11-Speed Derailleurs","description":"\u003cp\u003eUpgrade your Campagnolo 11-speed drivetrain with the Enduro Bearings Jockey Wheels XD15 Ceramic, engineered to deliver unparalleled precision and durability. Crafted from machined 500 AF Delrin® with Teflon® infusion, these pulleys offer exceptional rigidity and a naturally lubricious surface that minimizes friction against your chain, resulting in smoother, quieter shifting. The advanced XD-15 Ceramic-Hybrid bearings blend corrosion-resistant nitrogen steel races with Silicon Nitride Grade 3 ceramic balls, ensuring long-lasting performance and superior resistance to wear and environmental factors.\u003c\/p\u003e\n\n\u003cp\u003eDesigned specifically for 11-speed Campagnolo derailleurs with a 5mm bolt hole, the eleven-tooth pulleys feature a smart bearing configuration: tight clearance CN bearings in the upper pulley for maximum shifting accuracy and loose clearance C4 bearings in the lower pulley to accommodate chain-line movement. This thoughtful engineering enhances overall drivetrain efficiency and reliability, making these pulleys a top-tier upgrade for serious cyclists seeking precision and longevity.\u003c\/p\u003e\n\n\u003cp\u003eManufactured in the USA with meticulous attention to detail, these Enduro Bearings pulleys are built to withstand corrosion and maintain performance through countless rides. The unique Kluber NBU52 grease used inside the bearings is specially formulated to improve with use, staying firmly in place and resisting washout, which guarantees consistent smooth operation over time. Whether you're tackling rugged terrain or high-speed road rides, these jockey wheels provide a noticeable improvement in your bike’s shifting response and drivetrain smoothness.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhancing shifting precision and smoothness on Campagnolo 11-speed derailleurs\u003c\/li\u003e\n  \u003cli\u003eReducing friction and drivetrain drag thanks to Teflon® infused Delrin® pulleys\u003c\/li\u003e\n  \u003cli\u003eProviding exceptional durability and corrosion resistance for long-lasting performance\u003c\/li\u003e\n  \u003cli\u003eImproving drivetrain efficiency with high-quality XD-15 Ceramic-Hybrid bearings\u003c\/li\u003e\n  \u003cli\u003eMaintaining consistent performance even under harsh riding conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse with derailleurs that are not compatible with 11-speed Campagnolo systems\u003c\/li\u003e\n  \u003cli\u003eApplications requiring pulleys with bolt hole sizes other than 5mm\u003c\/li\u003e\n  \u003cli\u003eRiders seeking budget options, as these are premium components designed for performance\u003c\/li\u003e\n  \u003cli\u003eCompatibility with non-Campagnolo drivetrain setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these jockey wheels compatible with all Campagnolo 11-speed derailleurs?\u003c\/strong\u003e\u003cbr\u003eThese jockey wheels are designed specifically for Campagnolo 11-speed derailleurs with 5mm bolt holes. Compatibility with other derailleur models or speeds is not guaranteed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes XD-15 Ceramic-Hybrid bearings superior?\u003c\/strong\u003e\u003cbr\u003eThe XD-15 bearings combine cryogenically treated nitrogen steel races with Silicon Nitride Grade 3 ceramic balls, providing enhanced corrosion resistance, lower friction, and longer bearing life compared to standard steel or ceramic options.\u003c\/p\u003e","brand":"Enduro Bearings","offers":[{"title":"Default Title","offer_id":45478625214639,"sku":"EB9436","price":169.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1680794135-75368000.jpg?v=1768522568","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/enduro-bearings-xd15-ceramic-jockey-wheels-for-campagnolo-11-speed-derailleurs","provider":"Swinnerton Cycles","version":"1.0","type":"link"}