Shimano GRX Di2 RD-RX827 Rear Derailleur 12 Speed Bikesportz This efficient design is supported

This efficient design is supported by a complete portfolio of replacement parts

The RockShox Reverb AXS offers exceptional value

wicking sweat away from your skin and cooling you as it evaporates away in the warmest conditions

Quick and easy to use

Shimano GRX Di2 RD-RX827 Rear Derailleur 12 Speed Bikesportz This efficient design is supportedWith components specifically designed for 1x12 speed drivetrain systems, the GRX series is celebrating its debut in the completely wireless shifting segment. The focus is on the RD RX827 rear derailleur, which is based on the wireless models of the XTR M9250 series. The 1 speed concept is complemented by the BL RX825 brake lever and the WH RX810 wheels. Equipped like this, gravel athletes can experience what ultimate reliability means on any terrain