Enhanced chain security and quieter shifting for gravel riding
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.
FEATURES
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
Top sprocket: Max. 10T/Min. 10T
Low sprocket: Max. 45T/Min. 45T
Total capacity: 35T
Interchangeable, replaceable GS/SGS derailleur cage
