Our first integrated power meter ensures extremely high data accuracy. The FC-R9100-P is Shimano's first power meter and the first crank-integrated power meter on the market. It retains the unique asymmetrical spider design with four arms, but with a "brain" inside. The strain gauges are located on the crank arm. These work together in perfect synchronization, allowing you to improve your performance with highly accurate data.
Reliable electrical system
Waterproof under all conditions
Quick system start
Easy reset to zero via switch on transmitter
Precise data acquisition. ±2% accuracy of the power meter
Integrated rechargeable battery. More than 300 hours of riding time
Easily replaceable chainrings without affecting the power measurement system
Direct response. Left and right side connected with cable. Cadence magnet
Bluetooth®LE and ANT+ / firmware updates via wireless connection
Scope of delivery
1 x Dura Ace 2x11-speed crank arms FC-R9100-P with power meter
1 x crank bolt
1 x magnet set
1 x charging cable 1.5m
1 x magnet tool
1 x TL-FC40 crank tool
4 x chainring bolt
| Range of use | Road |
| Shaft mount | Hollowtech II |
| color | black |
| Gears | 2x11 |
| groupset | Dura-Ace |
| Chainline | 43.5 mm |
| Compatible chain | HG-EV 11-speed / HG-X11 |
| Abbreviation | FC-R9100P |
| Crank length | 170 mm |
| Part no. | IFCR9100PCXX |
| Scope of delivery | without chainring |
| Model year | 2017 |
| Product type | Crankset |
| Bottom bracket | Without bottom bracket (BB-R9100 / SM-BB92-B) |
| Bolt circle | 110 mm |
- Series: Dura-Ace
- Mounting: Hollowtech II
- Chainring assembly: 4 Loch
- Crank length in mm: 170
- Chainline in mm: 43.5
