{"product_id":"is127761","title":"Shimano Ultegra RD-R8150 Di2 Rear Derailleur 12 Speed Medium Cage Black","description":"\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003cbr\u003eThe Shimano Ultegra RD-R8150E Di2 rear derailleur brings fast, precise \u003cstrong\u003e12-speed electronic shifting\u003c\/strong\u003e to modern Shimano road builds. Designed around Shimano’s latest Di2 platform, it combines quick shift response with a compact integrated design that includes the wireless unit, charger connection, and status functions in one clean package.\u003c\/p\u003e\n\n\u003cp\u003eThis medium cage version is Shimano’s versatile Ultegra 12-speed option, compatible with \u003cstrong\u003e11-28T\u003c\/strong\u003e, \u003cstrong\u003e11-30T\u003c\/strong\u003e, and \u003cstrong\u003e11-34T\u003c\/strong\u003e cassettes. It supports a \u003cstrong\u003e34T maximum low sprocket\u003c\/strong\u003e and offers a \u003cstrong\u003e39T total chain wrap capacity\u003c\/strong\u003e, making it a strong choice for a wide range of 2x12 road setups.\u003c\/p\u003e\n\n\u003cp\u003eThis derailleur is in \u003cstrong\u003etake-off condition\u003c\/strong\u003e and may show \u003cstrong\u003elight handling marks, small scuffs, or minor signs of installation\/removal\u003c\/strong\u003e. Any wear present is expected to be \u003cstrong\u003ecosmetic only\u003c\/strong\u003e unless otherwise noted.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eGenuine \u003cstrong\u003eShimano Ultegra RD-R8150E Di2\u003c\/strong\u003e rear derailleur\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003e12-speed\u003c\/strong\u003e Shimano road Di2 drivetrains\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium cage\u003c\/strong\u003e design\u003c\/li\u003e\n\u003cli\u003eFast and accurate \u003cstrong\u003eDi2 electronic shifting\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with \u003cstrong\u003e11-28T, 11-30T, and 11-34T\u003c\/strong\u003e cassettes\u003c\/li\u003e\n\u003cli\u003eCompact design with integrated wireless unit, charger, and switch\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLED status indicator\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eBattery indicator, pairing, and adjustment mode functions\u003c\/li\u003e\n\u003cli\u003eWider range cassette compatibility\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTake-off condition\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eBrand: Shimano\u003c\/li\u003e\n\u003cli\u003eSeries: Ultegra\u003c\/li\u003e\n\u003cli\u003eModel: \u003cstrong\u003eRD-R8150E\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eProduct Type: Rear Derailleur\u003c\/li\u003e\n\u003cli\u003eDrivetrain Speeds: \u003cstrong\u003e12\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCage Length: \u003cstrong\u003eMedium\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLargest Cog: \u003cstrong\u003e34T\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eChain Wrap Capacity: \u003cstrong\u003e39T\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRear Derailleur \/ Shifter Compatibility: \u003cstrong\u003eShimano Road Di2\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRear Derailleur Mount Type: \u003cstrong\u003eShimano Rear Direct Mount, 10x1 Standard\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: \u003cstrong\u003eIRDR8150E\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003cbr\u003eCompatible with:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShimano 12-speed road Di2\u003c\/strong\u003e drivetrain systems\u003c\/li\u003e\n\u003cli\u003eShimano road Di2 shifters\u003c\/li\u003e\n\u003cli\u003eCassettes in \u003cstrong\u003e11-28T, 11-30T, and 11-34T\u003c\/strong\u003e ranges\u003c\/li\u003e\n\u003cli\u003eFrames using a \u003cstrong\u003estandard 10x1 derailleur mount\u003c\/strong\u003e or compatible \u003cstrong\u003eShimano Rear Direct Mount\u003c\/strong\u003e setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePlease confirm cassette range, hanger style, and Di2 compatibility before purchase.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\u003cli\u003eOne Shimano Ultegra RD-R8150E Di2 rear derailleur\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWarranty and Notes\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eTake-off condition\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eMay show \u003cstrong\u003eslight handling marks or small cosmetic scuffs\u003c\/strong\u003e from installation or removal\u003c\/li\u003e\n\u003cli\u003eIncludes only what is shown or described\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eTake-off\u003c\/li\u003e\n\u003cli\u003eMay show minor cosmetic marks from handling or removal\u003c\/li\u003e\n\u003cli\u003eNo known structural damage\u003c\/li\u003e\n\u003cli\u003eGenuine OEM product\u003c\/li\u003e\n\u003cli\u003eIncludes only what is shown or described\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"Default","offer_id":48310116450516,"sku":"is127761","price":269.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/7262\/2036\/files\/is127761-01.jpg?v=1784228472","url":"https:\/\/outlet.wheelandsprocket.com\/products\/is127761","provider":"Wheel \u0026 Sprocket - Outlet","version":"1.0","type":"link"}