With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain.
- Adjustable chain stabilizer prevents chain slapping and drops
- Switch stabilizer ON/OFF to match the terrain
- Silent and uninterrupted rear shifting on rough terrain
- Low sprocket: Max. 34T/Min. 30T / Total capacity: 40T
- Smooth and reliable mixed surface shifting
- Compatible with current road DUAL CONTROL LEVER
- Maximum front difference: 17T / Top sprocket: Max. 11T/Min. 11T
For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner allowing you to adapt to the type of surface ahead. The adjustable chain stabiliser prevents chain slapping and drops and gives you silent and uninterrupted shifting on rough terrain.
