Front derailleur. SHIMANO GRX RX825 Di2 front derailleur delivers quick and precise front shifting even under heavy loads. Designed for a wider, 17T gear range, it utilizes a +2.5 mm chain line for improved tire clearance. The FD-RX825 is compatible with Full or Semi-Synchronized shift modes as well as the new FRONT SHIFT NEXT function for greater rider customization.
- Wider tire clearance
- Chain line +2.5 mm vs. conventional road FD
- Wider range front gearing
- 17T front range
- Front speeds: 2
- Rear speeds: 12
- Compatible chain: HG 12-speed
- Action: Down swing
- Mount: Brazed-on
- Chain line: 47 mm
- Chainstay angle (deg.): 63-66
- Top gear teeth: 48T
- Total capacity: 17T
- Firmware update by E-TUBE PROJECT
- SD300 port (pcs): 1
