Sorry, this product is no longer available!
Shimano GRX RX815 Di2 Rear Derailleur - 11 Speed is no longer available at Merlin Cycles. However you may find an alternative or updated product below.
Shimano GRX RX815 Di2 Rear Derailleur - 11 Speed is no longer available at Merlin Cycles. However you may find an alternative or updated product below.
Shimano GRX RX815 Di2 Rear Derailleur - 11 Speed
This item was discontinued 21st August 2026.
If you require help finding an alternative to this product please contact customer services.
証券コード: KRDRX8
Shimano GRX RX815 Di2 Rear Derailleur - 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 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.
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 Levers
- Maximum front difference: 17T
- Top sprocket: Max. 11T/Min. 11T
- Low sprocket: Max. 34T/Min. 30T
- Total capacity: 38T
Axum G A replacement part at an excellent price compared to competitors. Works as expected after being fitted by my local bike shop.
Mr Tsang Works as expected. Not full packaging but still the real deal product.
Paul Great quality product for top of the range gravel bikes