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

SHIMANO SHADOW RD+

• Less distraction quiet drive train
• Rear derailleur stabilizer reduces chain slap
• Simple solution for chain drop
• Lighter and more efficient than roller type chain device