DURA-ACE - Dual Sided Power Meter- HOLLOWTECH II - Road Crankset - 2x11-speed
The choice of the world's best climbers, sprinters, and time trialists, the DURA-ACE R9100 crank drops weigh while maximizing power transfer. The new design, and its iconic look, is adapted for race specific disc brake systems while still offering a wide range of gearing and crank arm length options. The addition of a reliable, accurate, waterproof power meter makes this crank an even more valuable tool to serious cyclists. With a rechargeable Li-ion battery, left/right balance, and Bluetooth LE and ANT+ connectivity, the SHIMANO DURA-ACE Power Meter sets a new standard in cycling data collection.
FEATURES
- Integrated design
- Reliable electric system
- Waterproof in all conditions
- Easy maintenance
- Integrated rechargeable battery
- Battery charged for less trouble
- Easily change chainrings without affecting power
- Clearance with frame
- Enough clearance with our direct mount brake caliper
- Accurate data collection
- ±2% (300W, 90 rpm) accuracy of strain gage measured power in full-range
- Stable power measurement system at the various stepping positions
- Active temperature compensation
- Own developed strain gauge
- Software compensate automatically
- Battery: rechargeable Li-ion battery
- 300+ hours of ride time
- Quick response and operation without stress
- Possible to start quickly
- Simple zero reset with switch on transmitter
- Direct response
- Both left and right side connected with cable
- Magnet based cadence
- Bluetooth®LE and ANT+
- Wireless firmware update system
SPECIFICATION ICONS
-
Bluetooth
-
ANT+
PRODUCT SPECIFICATIONS
MODEL NO | FC-R9100-P |
---|---|
SERIES | DURA-ACE R9100 Series |
Color | Series color |
Average weight | 685 (50-34T) 695 (52-36T) 696 (53-39T) |
Remarks | Crankset specifications not listed here are the same as FC-R9100 * w/o chainrings Chemistry: Li-ion Rated voltage: 3.7 V Rated capacity: 0.66 Ah Rated capacity: 2.442 Wh |
---|---|
Rear speeds | 11 |
Compatible chain | HG-EV 11-speed, HG-X11 |
Chain line (mm) | 43.5 |
P.C.D. left / right (mm) | 110 |
Spider/gear arms | 4 |
Chainring combination | 50-34T, 52-36T, 53-39T, w/o chainrings | 50-34T, 52-36T, 53-39T, w/o chainrings |
Q-factor (mm) | 146 |
Crank arm length (mm)|165 | X * |
Crank arm length (mm)|167.5 | X * |
Crank arm length (mm)|170 | ✔ |
Crank arm length (mm)|172.5 | ✔ |
Crank arm length (mm)|175 | ✔ |
Crank arm length (mm)|177.5 | X * |
Crank arm length (mm)|180 | X * |
Force measurement|Right side | ✔ |
Force measurement|Left side | ✔ |
Force measurement|Number of strain sensor | 24 |
Cadence measurement|Magnet | ✔ |
Accuracy (%) | ±2 |
LED for system status | ✔ |
Number of control button | 1 |
Zero offset|By control button | ✔ |
Zero offset|By device | ✔ |
Active temperature compensation | ✔ |
Battery|Type|Lithium ion | ✔ |
Battery|Life | 300 h or longer |
Battery|Charging port | ✔ |
Battery|Charging cable | Included |
Optional chain guard|Without chain/bash guard | ✔ |
HOLLOWTECH II | ✔ |
HOLLOWTECH crank arm | ✔ |
HOLLOWGLIDE | ✔ |
Compatible bottom bracket type|Outboard | ✔ |
Recommended bottom bracket|Threaded (normal) | BB-R9100 |
Recommended bottom bracket|Press-Fit | SM-BB92-41B |
Threaded bottom bracket shell width (mm)|68 | ✔ |
Threaded bottom bracket shell width (mm)|70 | ✔ |
Crank fixing screw included | ✔ |
Firmware update by E-TUBE PROJECT | ✔ |
Di2 connectivity wireless|Bluetooth® LE|Cycling power | ✔ |
Di2 connectivity wireless|ANT+ |Bicycle power | ✔ |
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-TUBE RIDE | ✔ |
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-TUBE PROJECT | ✔ |
SD50 port (pcs) | 0 |
SD300 port (pcs) | 0 |
SD50 connector (pcs) | 0 |
SD300 connector (pcs) | 0 |
Manuals & Technical Documents
REPLACEMENT PARTS