Shimano GRX Di2 RD-RX817 Rear Derailleur
- In stock, ready to ship
- Inventory on the way
- 30-Day return period
- Shipping to Canada and USA
- Support a family owned business
- Recycled packaging
- GRX Di2 11 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
- Low sprocket: Max. 42T/Min. 40T
- Top sprocket: 11T
Attributes
| Minimum Cog | 11T |
| Primary Color | Grey |
| RD Capacity | 31T |
| RD Spring Type | Shadow Plus |
| Maximum Cog | 42T |
| Cage | GS |
| Max Front Difference | Single chainring only |
| Speed | 11 |
| RD Weight | 318g |
