The SHIMANO GRX RX815 Di2 front derailleur delivers quick and smooth front shifting even under high pedaling torque.
It's designed for a wider, 17T front range and it has programmed chain guide trim settings and can be used in full or semi SHIMANO SYNCHRONIZED SHIFT modes.
Average weight |
135 g |
Action_Down Swing |
_ |
Action |
Down Swing |
Chain line (mm) |
46 |
Chain stay angle |
61-66 |
Compatible chain |
HG-EV 11-speed/ HG-X11 |
E-TUBE connector (pcs) |
0 |
E-tube port (pcs) |
1 |
Firmware update by E-TUBE Project |
_ |
Link bushings |
2 |
Mount_Brazed-On |
_ |
Mount |
Brazed-On |
Speeds_Front |
2 |
Speeds_Rear |
11 |
Top gear teeth |
46-50T |
Total capacity |
17T |