Shimano GRX RD-RX822-SGS 12 Speed Derailleur

With an integrated chain stabilizer mechanism, the GRX rear derailleur 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 RD-RX822 rear derailleur is compatible with MTB cassettes with a 42T low sprocket max.

- GRX 12-speed rear derailleur for 1x cranks
- Adjustable chain stabilizer prevents chain slapping and drops
- Gravel-tuned clutch tension can be toggled ON/OFF to match the terrain
- Maximum front difference: TBD
- Total capacity: TBD
- Low sprocket: Max. TBD
- Top sprocket: TBD