{"product_id":"ceramicspeed-shimano-grx-rx-820-12s-pulley-wheels-black-coated-2x12-drivetrain","title":"CeramicSpeed Shimano GRX RX-820 12s Pulley Wheels Black Coated 2x12 Drivetrain","description":"\u003cp\u003eEnhance your Shimano GRX RX-820 2x12-speed drivetrain with the CeramicSpeed Pulley Wheels, engineered for precision and reliability. Crafted from anodized aluminum, these 11-tooth upper and 13-tooth lower pulleys ensure smooth and accurate shifting, while their robust construction guarantees long-lasting performance even in demanding gravel conditions. Featuring hand-built hybrid ceramic bearings, these pulley wheels maximize efficiency by reducing friction, allowing you to experience a smoother ride and improved power transfer with every pedal stroke.\u003c\/p\u003e\n\n\u003cp\u003eAvailable with a sleek black coated finish, these pulley wheels not only deliver exceptional durability but also come backed by a lifetime warranty, providing peace of mind and confidence in your investment. Developed and meticulously assembled in Denmark, they represent the pinnacle of quality and innovation in cycling components. The complete set includes everything needed for installation and maintenance, including a spacer kit and CeramicSpeed UFO Oil designed specifically for pulley bearings.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eImproving drivetrain efficiency with hybrid ceramic bearings\u003c\/li\u003e\n  \u003cli\u003eEnsuring precise and reliable shifting on Shimano GRX RX-820 2x12 systems\u003c\/li\u003e\n  \u003cli\u003eEnhancing durability for gravel and off-road cycling environments\u003c\/li\u003e\n  \u003cli\u003eProviding a low-maintenance solution with included lubrication oil\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 non-Shimano derailleur systems\u003c\/li\u003e\n  \u003cli\u003eApplications outside of 2x12 drivetrain configurations\u003c\/li\u003e\n  \u003cli\u003eCycling disciplines requiring different pulley tooth counts or materials\u003c\/li\u003e\n  \u003cli\u003eRiders seeking pulley wheels without coated surface treatment options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these pulley wheels compatible with all Shimano 12-speed systems?\u003c\/strong\u003e\u003cbr\u003eThese pulley wheels are specifically designed for Shimano GRX RX-820 2x12 derailleurs and may not fit other Shimano 12-speed models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat benefits do the hybrid ceramic bearings provide?\u003c\/strong\u003e\u003cbr\u003eThe hybrid ceramic bearings reduce friction and improve drivetrain efficiency, resulting in smoother shifting and less energy loss during rides.\u003c\/p\u003e","brand":"CeramicSpeed","offers":[{"title":"Black","offer_id":45965247283375,"sku":"114121","price":274.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/114120.jpg?v=1768532724","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/ceramicspeed-shimano-grx-rx-820-12s-pulley-wheels-black-coated-2x12-drivetrain","provider":"Swinnerton Cycles","version":"1.0","type":"link"}