The Shimano GRX 11-speed rear derailleur has an integrated chain stabilizer mechanism, that provides a quieter experience, shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an ON/OFF switch for the chain tensioner. The Shimano Shadow RD+ adjustable chain stabilizer provides silent and uninterrupted rear shifting on rough terrain.
- Adjustable Shimano RD+ chain stablizer prevents chain slapping and drops
- Gravel-tuned clutch tension provides smooth and reliable mixed surface shifting
- Compatible with Shimano road Dual Control Levers
- Compatible with Shimano LinkGlide and HG 11-speed chains
- Toggle clutch on/off to match the terrain
- For 1x and 2x drivetrains