Shimano Rear Derailleur 12s SGS - RD-RX717 GRX Bike Component

BikeInn

Shimano Grx Di2 Rd-rx717 1x12s Rear Derailleur. Conquer any gravel challenge with the SHIMANO GRX RX717 rear derailleur. Engineered for the roughest terrain, this 12-speed wireless derailleur unleashes a massive 10-51T gear range for ultimate speed and climbing power. Its robust design features Automatic Impact Recovery and a skid plate to absorb hard impacts while maintaining lightning-quick, stable shifting thanks to SHIMANO SHADOW ES. The protected, swappable battery system adds convenience, ensuring you are always ready to ride with confidence and precision. The GRX RX717 rear derailleur, paired with a 10-51T 12-speed cassette, gives gravel riders the speed, range, and robustness to pursue any gravel challenge. With built-in Automatic Impact Recovery, an impact-deflecting shape, and solid pulleys, this derailleur stands up to hard impacts and still retains its lightning-quick shifting performance. It also features the same battery featured on GRX RX827, XTR M9250, XT M8250, and DEORE M6250 derailleurs, so you can swap batteries between your mountain and gravel bikes.Features:- Fully wireless shifting built for rough gravel terrain- Robust Design: A wide link structure, skid-plate design, durable aluminum plate and solid pulley add robustness and longevity.- RD Protection Function: The new Automatic Impact Recovery function instantly returns the derailleur to its original position after impact.- SHIMANO SHADOW ES: A slimmer, stronger evolution of SHIMANO´s pioneering chain-stabilizing SHADOW RD+ concept.- Protected Battery: Tucked safely inside an enclosed space, the battery won´t budge even in rough terrain, while remaining easily removable for charging.Specifications:- Rear speeds: 12- Total capacity: 41TLow sprocket:- Max.: 51T- Min.: 51TTop sprocket:- Max.: 10T- Min.: 10T- Fluoric coated link bushings: 8Pulley:- Guide pulley bearing: Sealed bearing- Tension pulley bearing: Sealed bearing- Teeth: 13T- Sunken type pulley screw: YesDi2 connectivity wireless:- Di2 shifting: Yes- Bluetooth® LE custom Adjust mode information: Yes- Bluetooth® LE custom Di2 battery level: Yes- Bluetooth® LE custom Gear position: Yes- Bluetooth® LE custom SHIMANO E-BIKE SYSTEMS data items (3): Yes- Bluetooth® LE custom Compatible with E-TUBE RIDE: Yes- Bluetooth® LE custom Compatible with E-TUBE PROJECT: Yes- ANT private Adjust mode information: Yes- ANT private Di2 battery level: Yes- ANT private Gear position: Yes- ANT private SHIMANO E-BIKE SYSTEMS data items (3): Yes- Firmware update by E-TUBE PROJECT: Yes- LED for system status: Yes. tradeinn Bikeinn

Blacks

Precise and clean wireless shifting with Integrated on-board removable battery (BT-DN320 sold separately)The integrated removable on-board battery is protected within the linkageCrash recovery function, absorbs impacts and returns to its original positionConnectivity BLE, ANT privateShadow ES features a super low profile skid plate design and optimized slant angle for optimal clearanceShadow ES uses a dual spring chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shiftingThe Shadow ES system is also zero maintenance and has no degradation of performanceUnique structure using two springs has a tighter chain wrap that improves shifting and security with increased spring force by 70%, allowing the chain to mesh firmly with the sprocketWith the tighter chain wrap skipping is prevented even as the cogs wear13T solid pulleys and decreased derailleur tension prevent high chain tension in low gearsSteel outer and inner pulley cagesCold forged wide alloy outer linkFluorine-coated link pin bushingsSpecifically designed to work with 12-speed drivetrains10-51 tooth compatible SGS cage

Amazon

Clean assembly design reduces workshop time, helping keep repairs consistent and easy to verify after installation RD-RX717 derailleur fitment supports stable chain guidance, accurate indexing and dependable drivetrain repair work Precision shaped parts help preserve shifting quality when replacing worn, bent or damaged components Rear Derailleur 12s SGS compatibility gives mechanics a focused service option for restoring original Shimano performance Robust construction handles repeated chain movement, vibration and load changes across varied riding conditions