SHIMANO GRX - DI2 - Rear Derailleur - SHIMANO SHADOW RD+ - 42T 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-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. and is compatible with mtb cassettes with a 42T low sprocket max.
FEATURES
- Silent and uninterrupted rear shifting on rough terrain
- Adjustable chain stabilizer prevents chain slapping and drops
- SHIMANO SHADOW RD+
- Smooth and reliable mixed surface shifting
- Switch stabilizer ON/OFF to match the terrain
- Gravel-tuned clutch tension
- Compatible with current road DUAL CONTROL LEVER
- Top sprocket: Max. 11T/Min. 11T
- Low sprocket: Max. 42T/Min. 40T
- Total capacity: 31T
PRODUCT SPECIFICATIONS
MODEL NO | RD-RX817 |
---|---|
SERIES | GRX DI2 |
Color | Series color | Series color |
Average weight | 318 |
Remarks | w/o Bracket spec. available |
---|---|
Rear speeds | 11 - 11 |
Top-normal spring type|SHIMANO SHADOW RD+ | ✔ |
Mount|Direct attachment (conventional) | ✔ |
Mount|Direct mount | ✔ |
Total capacity | 31T - 31T |
Low sprocket|Max. | 42T |
Low sprocket|Min. | 40T |
Top sprocket|Max. | 11T - 11T |
Top sprocket|Min. | 11T - 11T |
Fluoric coated link bushings | 4 - 4 |
Pulley|Guide pulley bearing | Sealed bearing |
Pulley|Tension pulley bearing | Sealed bearing |
Pulley|Teeth | 11T - 11T |
Pulley|Sunken type pulley screw | TBD |
B-axle|Hollow axle | ✔ |
Di2 connectivity wired|Di2 shifting | ✔ |
Firmware update by E-TUBE PROJECT | ✔ |
SD50 port (pcs) | 1 |
SD300 port (pcs) | 0 |
SD50 connector (pcs) | 0 |
SD300 connector (pcs) | 0 |
REPLACEMENT PARTS