SHIMANO GRX RD-RX820 12-speed rear derailleur Left shift lever The result: less and controllable

The result: less and controllable understeer

you can easily take it with you when you go out

Try to bring the steering wheel closer to your hands

and ultralight carbon build come together for a seamless blend of comfort and performance — an open invitation to explore without limits

SHIMANO GRX RD-RX820 12-speed rear derailleur Left shift lever The result: less and controllableGroup: GRX Series: RX820 Model: RD RX820 Technology: Top Normal Rear gears: 12 speed Rec. Chain: HG 12 speed Total capacity: 42 teeth Max. Difference at the front: 17 teeth Max. Largest sprocket: 36 teeth Min. Largest sprocket: 34 teeth Max. Smallest sprocket: 11 teeth Min. Smallest sprocket: 11 teeth Area of application: Gravel Road Cyclocross Mounting: Direct mount