{"product_id":"shimano-rd-r8150-rear-derailleur-ultegra-di2-12-sp","title":"Shimano Ultegra Di2 RD-R8150 12spd Rear Derailleur","description":"\u003ch3\u003eUltegra Di2 Rear Derailleur 2X12s\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eWith our fastest, most accurate shifting, the new 12-speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28-34T low sprockets.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOur fastest ever rear shifting, 58% faster than RD-R9150\u003c\/li\u003e\n\u003cli\u003eLED status indicator\u003c\/li\u003e\n\u003cli\u003eBattery indicator\u003c\/li\u003e\n\u003cli\u003ePairing\u003c\/li\u003e\n\u003cli\u003eAdjust mode, etc.Wider range capacity\u003c\/li\u003e\n\u003cli\u003eMax. low sprocket: 34T\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel No: RD-R8150\u003c\/li\u003e\n\u003cli\u003eSeries: ULTEGRA\u003c\/li\u003e\n\u003cli\u003eRear speeds: 12\u003c\/li\u003e\n\u003cli\u003eRD construction: SHIMANO SHADOW RD\u003c\/li\u003e\n\u003cli\u003eMount: Direct attachment (conventional)\u003c\/li\u003e\n\u003cli\u003eDirect mount\u003c\/li\u003e\n\u003cli\u003eMax. front difference: 16T\u003c\/li\u003e\n\u003cli\u003eTotal capacity: 39T\u003c\/li\u003e\n\u003cli\u003eLow sprocket:\n\u003cul\u003e\n\u003cli\u003eMax.: 34T\u003c\/li\u003e\n\u003cli\u003eMin.: 30T\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eTop sprocket:\n\u003cul\u003e\n\u003cli\u003eMax.: 11T\u003c\/li\u003e\n\u003cli\u003eMin.: 11T\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eFluoric coated link bushings: 4\u003c\/li\u003e\n\u003cli\u003ePulley:\n\u003cul\u003e\n\u003cli\u003eGuide pulley bearing\u003c\/li\u003e\n\u003cli\u003eTension pulley bearing\u003c\/li\u003e\n\u003cli\u003eTeeth: 11\u003c\/li\u003e\n\u003cli\u003eSunken type pulley screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eB-axle: Hollow axle\u003c\/li\u003e\n\u003cli\u003eDi2 connectivity wired: Di2 shifting\u003c\/li\u003e\n\u003cli\u003eDi2 connectivity wireless: Di2 shifting\u003c\/li\u003e\n\u003cli\u003eBluetooth® LE custom (*1)| Adjust mode information\u003c\/li\u003e\n\u003cli\u003eBluetooth® LE custom (*1)| Di2 battery level\u003c\/li\u003e\n\u003cli\u003eBluetooth® LE custom (*1)| Gear position\u003c\/li\u003e\n\u003cli\u003eBluetooth® LE custom (*1)| SHIMANO E-BIKE SYSTEMS data items (*3)\u003c\/li\u003e\n\u003cli\u003eBluetooth® LE custom (*1)| Compatible with E-TUBE RIDE\u003c\/li\u003e\n\u003cli\u003eBluetooth® LE custom (*1)| Compatible with E-TUBE PROJECT\u003c\/li\u003e\n\u003cli\u003eANT private (*2)| Adjust mode information\u003c\/li\u003e\n\u003cli\u003eANT private (*2)| Di2 battery level\u003c\/li\u003e\n\u003cli\u003eANT private (*2)| Gear position\u003c\/li\u003e\n\u003cli\u003eANT private (*2)| SHIMANO E-BIKE SYSTEMS data items (*3)\u003c\/li\u003e\n\u003cli\u003eFirmware update by E-TUBE PROJECT\u003c\/li\u003e\n\u003cli\u003eSD50 port (pcs): 0\u003c\/li\u003e\n\u003cli\u003eSD300 port (pcs): 1\u003c\/li\u003e\n\u003cli\u003eSD50 connector (pcs): 0\u003c\/li\u003e\n\u003cli\u003eSD300 connector (pcs): 0\u003c\/li\u003e\n\u003cli\u003eLED for system status\u003c\/li\u003e\n\u003cli\u003eCharging cable: EW-EC300\u003c\/li\u003e\n\u003cli\u003eAverage weight: 262\u003c\/li\u003e\n\u003cli\u003eRemarks: w\/o Bracket spec. available\u003c\/li\u003e\n\u003cli\u003eColor: Series color\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"Default","offer_id":42581862481979,"sku":"IRDR8150F","price":439.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/9819\/1931\/files\/CycleHouseBikes-2026-08-17T153232.785.jpg?v=1786944772","url":"https:\/\/cyclehouse.com.au\/products\/shimano-rd-r8150-rear-derailleur-ultegra-di2-12-sp","provider":"Cycle House","version":"1.0","type":"link"}