With its integrated chain stabilizer and medium cage, the SHIMANO GRX rear derailleur delivers quieter shifting, better ground clearance and more secure chain management in rough terrain. The RD-RX822-GS is compatible with 10-45T, 12-speed SHIMANO MTB cassettes, and the chain tensioner has an ON/OFF switch for easy wheel removal.
- Silent and secure rear shifting on rough terrain
- Adjustable chain stabilizer prevents chain slap and drops
- SHIMANO SHADOW RD+
- Smooth and reliable shifting on mixed surfaces
- ON/OFF stabilizer switch matches terrain
- Total capacity: 35T
- Interchangeable, replaceable GS/SGS derailleur cage
- Compatible chain: HG 12-speed
- Mount: Direct attachment (conventional)
- Cable adjuster
- Total capacity: 41T
- Low sprocket: Max. - 45T, Min. - 45T
- Top sprocket: Max. - 10T, Min. - 10T
- Guide pulley bearing
- Tension pulley bearing
- Teeth: 13T
- B-axle: Hollow axle
- Average weight: 290
