{"product_id":"shimano-ultegra-rd-r8000-r8050-grx-rd-rx800-rx805-rx812-rear-derailleur-pulley-set","title":"Shimano Ultegra RD-R8000 \/ R8050 \u0026 GRX RD-RX800 \/ RX805 \/ RX812 Rear Derailleur Pulley Set","description":"\u003cp data-path-to-node=\"12\"\u003eKeep your high-performance drivetrain executing flawless shifts under the most demanding conditions with the original \u003cb data-path-to-node=\"12\" data-index-in-node=\"118\"\u003eShimano Ultegra \u0026amp; GRX Rear Derailleur Pulley Set\u003c\/b\u003e. Whether you are slicing through tarmac on a road racer or grinding through thick mud on a gravel rig, worn jockey wheels lead to ghost-shifting, slow gear pick-up, and unnecessary friction.\u003c\/p\u003e\n\u003cp data-path-to-node=\"13\"\u003eUnlike entry-level jockey wheels, this premium set is engineered with \u003cb data-path-to-node=\"13\" data-index-in-node=\"70\"\u003edual sealed cartridge bearings\u003c\/b\u003e. These bearings provide exceptionally low rolling resistance to save you precious watts, while the robust external seals lock out rain, grit, and fine trail dust. The tall, sharp tooth profiles ensure instantaneous chain engagement, whether your derailleur is mechanical or electronic Di2.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"14\"\u003eKey Features \u0026amp; Benefits:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"15\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,0,0\"\u003e\u003cb data-path-to-node=\"15,0,0\" data-index-in-node=\"0\"\u003ePremium Sealed Bearings (\u003cspan class=\"math-inline\" data-math=\"\\times2\" data-index-in-node=\"25\"\u003e$\\times2$\u003c\/span\u003e):\u003c\/b\u003e Both the guide and tension pulleys feature precision cartridge bearings for incredibly fluid rotation and long-lasting durability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,1,0\"\u003e\u003cb data-path-to-node=\"15,1,0\" data-index-in-node=\"0\"\u003ePro-Level Shifting Response:\u003c\/b\u003e Restores crisp, precise, and instantaneous index tracking across tight road or wide gravel cassettes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,2,0\"\u003e\u003cb data-path-to-node=\"15,2,0\" data-index-in-node=\"0\"\u003eCross-Discipline Toughness:\u003c\/b\u003e Built to meet the grueling demands of both premium road racing (Ultegra) and rugged all-terrain gravel exploration (GRX).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,3,0\"\u003e\u003cb data-path-to-node=\"15,3,0\" data-index-in-node=\"0\"\u003eWhisper-Quiet Chain Guide:\u003c\/b\u003e Constructed from an advanced self-lubricating resin compound that reduces chain friction and acoustic resonance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"16\"\u003eProduct Compatibility \u0026amp; Specifications:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"17\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,0,0\"\u003e\u003cb data-path-to-node=\"17,0,0\" data-index-in-node=\"0\"\u003eModel:\u003c\/b\u003e RD-R8000 \/ RD-RX800 Pulley Set\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,1,0\"\u003e\u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"0\"\u003eSeries:\u003c\/b\u003e Shimano Ultegra R8000 \/ GRX 11-Speed Series\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,2,0\"\u003e\u003cb data-path-to-node=\"17,2,0\" data-index-in-node=\"0\"\u003eDrivetrain Speed Compatibility:\u003c\/b\u003e 11-Speed Drivetrains\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,3,0\"\u003e\u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"0\"\u003eCompatible Road Derailleurs:\u003c\/b\u003e Ultegra RD-R8000 (Mechanical) \u0026amp; RD-R8050 (Di2 electronic)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,4,0\"\u003e\u003cb data-path-to-node=\"17,4,0\" data-index-in-node=\"0\"\u003eCompatible Gravel Derailleurs:\u003c\/b\u003e GRX RD-RX800, RD-RX805 (Di2), and RD-RX812\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,5,0\"\u003e\u003cb data-path-to-node=\"17,5,0\" data-index-in-node=\"0\"\u003ePackage Contents:\u003c\/b\u003e 1 x Guide Pulley, 1 x Tension Pulley (both with integrated sealed bearings)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PROMAX SPORTS","offers":[{"title":"Default Title","offer_id":49327710961893,"sku":null,"price":864.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2149\/0661\/files\/pulleyset_RD-R8000_ULTEGRA_GRX.png?v=1779723765","url":"https:\/\/promaxsports.in\/products\/shimano-ultegra-rd-r8000-r8050-grx-rd-rx800-rx805-rx812-rear-derailleur-pulley-set","provider":"PROMAX SPORTS","version":"1.0","type":"link"}