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 stabilizer 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
- 34t low sprocket max / 11t top sprocket max
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Color: Black
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Largest Cog: 34
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Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10x1 Standard
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Chain Wrap Capacity (teeth): 40
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Cage Length: Long
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Rear Der/Shifter Compatibility: Shimano Road
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Drivetrain Speeds: 11
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Weight: 255
