Shimano FC-R8100 Power Meter Front Crankset Ultegra 175mm 12-Speed Without Chainrings

Offering all the precision and functionality of the Dura-Ace power meter, the Ultegra FC-R8100-P power meter comes in a more affordable package.

Scientific training requires accurate measurement and user-friendliness, and the Ultegra R8100 power meter has both. Its dual-sided measurement is accurate within 2.0% and zero offset calibration is a quick and easy process. Perhaps most importantly, its long battery life, easy recharge, and ANT+ and Bluetooth®LE connectivity makes using and recording your workouts easier than ever.

FEATURES

• Integrated, waterproof, and rechargeable Li-ion battery
• Up to 300+ hours of ride time * Depending on ANT+/Bluetooth®LE settings
• Accurate data collection
• ±2.0% strain gage accuracy throughout the entire calibration range
• Proprietary strain gauge
• Possible to start quickly
• Simple zero offset calibration with switch on transmitter
• Active temperature compensation
• Software automatically compensates for temperature changes
• The provision of new force vector data makes it the optimal training tool to analyze and improve pedal stroke efficiency
• With Shimano Connect Lab, you can analyze and visualize your training and power data

PRODUCT SPECIFICATIONS

Model No: FC-R8100-P
Series: Ultegra R8100 Series
Chainring combination: w/o chainrings
Crank arm length (mm)|175: Yes
Force measurement|Right side: Yes
Force measurement|Left side: Yes
Force measurement|Number of strain sensor: 24
Cadence measurement|Magnet: Yes
Accuracy (%): ±2
LED for system status: Yes
Number of control button: 1
Zero offset|By control button: Yes
Zero offset|By device: Yes
Active temperature compensation: Yes
Battery|Type|Lithium ion: Yes
Rated voltage: 3.7 V
Rated capacity: 0.66 Ah
Rated capacity: 2.442 Wh
Battery|Life: 300 h or longer
Battery|Charging port: Yes
Battery|Charging cable: EW-EC300
Firmware update by E-Tube Project: Yes
Di2 connectivity wireless|Bluetooth® LE|Cycling power: Yes
Di2 connectivity wireless|ANT+ |Bicycle power: Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-Tube Ride: Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-Tube Project: Yes
SD50 port (pcs): 0
SD300 port (pcs): 0
SD50 connector (pcs): 0
SD300 connector (pcs): 0

ABOUT SHIMANO

In response to surging demand for global environmental preservation, bicycles now attract attention as the most eco-friendly means of transport. Shimano are dedicated to supply high-quality and high-performance components for different types of bicycles made in various countries and regions of the world, ranging from bicycles for the world’s top racers to daily users.

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