Description
SHIMANO RD-R8050 Ultegra Di2 Rear Derailleur
The GRX RD-RX815 Di2 Rear Derailleur Operates with Shimano Di2 for digital electronic shifting. The gravel-tuned clutch tension provides smooth and reliable mixed surface shifting for 1x and 2x drivetrains
FEATURES
- Adjustable chain stabilizer prevents chain slapping and drops
- Gravel-tuned clutch tension for better performance off-road
- Compatible with current road dual control lever shifters
SPECIFICATIONS:
| MODEL NO | RD-R815 GRX |
| Total Compacity | 38T |
| Max Front Difference | 17 |
| Mount | Direct attachment (conventional)/Direct mount compatible |
| Average Weight | 287g |
| Number of Pulley Teeth | 13 |
| Series | GRX |
| Generation | RX800 |
| Max Low Sprocket | 34 |
| Min Low Sprocket | 30 |
| Rear Speeds | 11 |
| Top Normal Spring Type | Shimano Shadow RD+ |
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