RD-RX400 GRX Rear Derailleur 10 Speed

With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner.

BENEFIT- Silent and uninterrupted rear shifting on rough terrain

FEATURE- Adjustable chain stabilizer prevents chain slapping and drops

TECHNOLOGY- SHIMANO SHADOW RD+

BENEFIT- Smooth and reliable mixed surface shifting

FEATURE- Switch stabilizer ON/OFF to match the terrain

FEATURE- Gravel-tuned clutch tension

BENEFIT- Compatible with current 10s road DUAL CONTROL LEVER

BENEFIT- Wide range front gearing

FEATURE- Maximum front T difference: 16T

BENEFIT- Top sprocket: Max. 11T/Min. 11T

BENEFIT- Low sprocket: Max. 36T/Min. 32T

BENEFIT- Total capacity: 41T