SHIMANO GRX - Gravel Crankset - 2x11-speed
SHIMANO's new FC-RX810-2 crank balances weight and efficiency for mixed-terrain riding. Gearing options cater to the specific demands of gravel riding and maintain tighter gear steps to maintain pedaling rhythm. The 2x11-speed crank is available in a 48-31T chainring combination and 170, 172.5, and 175mm crank arm lengths.
MODEL NO | FC-RX810-2 | FC-RX810-1 |
SERIES | GRX 11-speed | GRX 11-speed |
Color | Series color | Series color |
Threaded bottom bracket shell width (mm)_70 | ✔ | ✔ |
Chainring combination | 48-31T | 42T/40T |
Compatible bottom bracket type_Outboard | ✔ | ✔ |
Crank fixing screw included | ✔ | ✔ |
Crank arm length (mm)_170 | ✔ | ✔ |
Crank arm length (mm)_172.5 | ✔ | ✔ |
Crank arm length (mm)_175 | ✔ | ✔ |
Spider/Gear arms | 4 | 4 |
HOLLOWTECH II | ✔ | ✔ |
HOLLOWTECH crank arm | ✔ | ✔ |
Optional chain guard_Without chain/bash guard | ✔ | ✔ |
Recommended bottom bracket_Press-fit | SM-BB72 | SM-BB72 |
Recommended bottom bracket_Threaded (normal) | SM-BBR60 | SM-BBR60 |
Threaded bottom bracket shell width (mm)_68 | ✔ | ✔ |
Q-factor (mm) | 151 | 151 |
Chain line (mm) | 47 | 49.7 |
Compatible chain | HG-EV 11-speed, HG-X11 | HG-EV 11-speed, HG-X11 |
P.C.D. left / right (mm) | 110/80 | 110 |
P.C.D. (mm) | 110/80 | 110 |
Rear speeds | 11 | 11 |
Average weight | - | 644 (40T) 656 (42T) |