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 |
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| Color | Series color |
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| Rear speeds | 11 |
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| Top-normal spring type|SHIMANO SHADOW RD+ | ✔ |
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| Mount|Direct attachment (Conventional) | ✔ |
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| Mount|Direct Mount | ✔ |
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| Total capacity | 31T |
|---|
| Low sprocket|Max. | 42T |
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| Low sprocket|Min. | 40T |
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| Top sprocket|Max. | 11T |
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| Top sprocket|Min. | 11T |
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| Fluoric coated link bushings | 4 |
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| Pulley|G pulley bearing | Sealed bearing |
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| Pulley|T pulley bearing | Sealed bearing |
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| Pulley|Teeth | 11T |
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| B-axle|Hollow axle | ✔ |
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| Di2 connectivity wired|Di2 shifting | ✔ |
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| Firmware update by E-TUBE PROJECT | ✔ |
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| SD50 port (pcs) | 1 |
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| SD300 port (pcs) | 0 |
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| SD50 connector (pcs) | 0 |
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| SD300 connector (pcs) | 0 |
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