{"product_id":"ceramicspeed-ospw-pulley-wheel-aero-system-shimano-9100-9150-8000-ss-8050-ss-coated-races-alloy-pulley-carbon-cage-blk","title":"CeramicSpeed OSPW Pulley Wheel Aero System Shimano 9100\/9150 8000 SS\/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK","description":"\u003cdiv\u003e\n\u003cp\u003eWe’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado.\u003c\/p\u003e\n\u003cp\u003eEach item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.\u003c\/p\u003e\n\u003ch2\u003eCeramicSpeed OSPW Pulley Wheel Aero System Shimano 9100\/9150 8000 SS\/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK\u003c\/h2\u003e\n\u003cp\u003eThe CeramicSpeed OSPW Aero System dramatically reduces drag, turning your existing Shimano setup into a more efficient, race-ready drivetrain. In wind tunnel testing, it achieves an average drag reduction of 40% compared to stock derailleurs, so you can ride faster with less effort on long climbs and fast descents. Developed in collaboration with aero experts and Drag2Zero, this upgrade streamlines frontal area and smooths trailing wind for a tangible edge on real-world rides.\u003c\/p\u003e\n\u003ch3\u003eWho is this for?\u003c\/h3\u003e\n\u003cp\u003eDesigned for performance-minded cyclists using Shimano Ultegra 8050\/8000-SS platforms or Dura Ace 9100\/9150 lineups who want meaningful aero gains without sacrificing reliability or maintenance simplicity.\u003c\/p\u003e\n\u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003e\u003cb\u003especifications\u003c\/b\u003e\u003c\/th\u003e \u003cth\u003e\u003cb\u003edetails\u003c\/b\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eBrand\u003c\/td\u003e \u003ctd\u003eCeramicSpeed\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003ePulley wheels\u003c\/td\u003e \u003ctd\u003e13-tooth upper and 19-tooth lower aluminum wheels\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBearings\u003c\/td\u003e \u003ctd\u003eGrade 3 Silicon Nitride balls with coated bearing races\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCage material\u003c\/td\u003e \u003ctd\u003eRobust polyamide and carbon fiber\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCoated bearing races\u003c\/td\u003e \u003ctd\u003eYes — increases hardness, reduces corrosion, extends bearing life\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eColor\u003c\/td\u003e \u003ctd\u003eBlack\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDrivetrain speeds\u003c\/td\u003e \u003ctd\u003e11\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFits Brand\u003c\/td\u003e \u003ctd\u003eShimano\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFits Model\u003c\/td\u003e \u003ctd\u003eUltegra R8050-SS\/GS\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eLargest Cog\u003c\/td\u003e \u003ctd\u003e32\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eShifter\/Derailleur Compatibility\u003c\/td\u003e \u003ctd\u003eShimano\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDrag reduction\u003c\/td\u003e \u003ctd\u003eAverage 40% drag reduction vs stock derailleurs; wind-tunnel tested and Drag2Zero-aligned design\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCompatibility notes\u003c\/td\u003e \u003ctd\u003eNot compatible with Ultegra 8000-GS or 8050-GS (medium cage) nor with clutch-equipped Ultegra RD RX800\/RX805\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eWarranty\u003c\/td\u003e \u003ctd\u003eCeramicSpeed products with coated bearings include a lifetime warranty\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eEach item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!\u003c\/p\u003e \u003cbr\u003e \u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefined Color\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrivetrain Speeds\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFits Brand\u003c\/td\u003e\n\u003ctd\u003eShimano\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFits Model\u003c\/td\u003e\n\u003ctd\u003eUltegra R8050-SS\/GS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLargest Cog\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShifter\/Derailleur Compatibility\u003c\/td\u003e\n\u003ctd\u003eShimano\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ekeyword search\u003c\/td\u003e\n\u003ctd\u003eOSPWS Aero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":46237651828876,"sku":"DP0195","price":839.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/9010\/0620\/files\/0632e8a817898335765536c79159822e1f875c1d.jpg?v=1770667254","url":"https:\/\/travelingground.com\/products\/ceramicspeed-ospw-pulley-wheel-aero-system-shimano-9100-9150-8000-ss-8050-ss-coated-races-alloy-pulley-carbon-cage-blk","provider":"Traveling Ground","version":"1.0","type":"link"}