SHIMANO GRX - DI2 - Rear Derailleur - SHIMANO SHADOW RD+ - 34T max low sprocket - 11-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. The RD-RX815 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. and is compatible with road cassettes with a 34T low sprocket max.
Adjustable chain stabilizer prevents chain slapping and drops
Switch stabilizer ON/OFF to match the terrain
Gravel-tuned clutch tension
Silent and uninterrupted rear shifting on rough terrain
Smooth and reliable mixed surface shifting
Compatible with current road DUAL CONTROL LEVER
Weight: 287 g
Direct attachment
E-tube port (pcs): 1
Firmware update by E-TUBE Project
Fluoric coated 4 link bushings
Maximum smallest sprocket: 34T
Minimum smallest sprocket: 30T
Max front difference 17T
Rear speeds 11
Sealed pulley bearing
Top-Normal Spring Type SHADOW RD+
Maximum biggest sprocket: 11T
Minimum biggest sprocket: 11T
Total capacity: 38T
Adjustable chain stabilizer prevents chain slapping and drops
Switch stabilizer ON/OFF to match the terrain
Gravel-tuned clutch tension
Silent and uninterrupted rear shifting on rough terrain
Smooth and reliable mixed surface shifting
Compatible with current road DUAL CONTROL LEVER
Weight: 287 g
Direct attachment
E-tube port (pcs): 1
Firmware update by E-TUBE Project
Fluoric coated 4 link bushings
Maximum smallest sprocket: 34T
Minimum smallest sprocket: 30T
Max front difference 17T
Rear speeds 11
Sealed pulley bearing
Top-Normal Spring Type SHADOW RD+
Maximum biggest sprocket: 11T
Minimum biggest sprocket: 11T
Total capacity: 38T
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