Shimano Silver - Black Shimano GRX Di2 R825 front derailleur 2025

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