Skip to product information
1 of 2


Shimano Ultegra FC-8100-P Power Meter Crank Arm Set


Regular price $1,069.99 USD
Regular price $1,069.99 USD Sale price $1,069.99 USD Sale Sold out
Shipping calculated at checkout.
In stock at these locations

Choose Shipping, Home delivery or In-store pick up location at checkout!


Offering the precision and functionality needed for scientific training, the Shimano Ultegra FC-R8100 Power Meter Crank Arm Set provides dual-sided measurement that is accurate within 1.5%. Its long battery life, easy recharge, and ANT+ and Bluetooth LE connectivity makes using and recording your workouts easier than ever.
  • Integrated, waterproof, and rechargeable Li-ion battery
  • Up to 300+ hours of ride time (depending on ANT+/Bluetooth® LE settings)
  • Accurate data collection
  • ±1.5% strain gage accuracy throughout the entire calibration range (depending on ANT+/Bluetooth® LE settings)
  • Proprietary strain gauge
  • Quick and easy start-up process
  • Simple zero offset calibration with switch on transmitter
  • Active temperature compensation

Product Specifications

bb included


chainline/hub compatibility

130 Hubs

chainring bcd

110 Shimano Asymmetric



crank intended use


crank length (mm)


defined color


drivetrain speeds


number of chainrings

No Rings Included

pedal spindle


spindle interface type

Shimano Hollowtech II

  • Free Shipping

    Can't wait another minute to get your hands on the latest gear?
    Order online and pick up at your local Incycle or take advantage of FREE shipping on orders over $49.99 (free shipping on bikes over $1500) Exclusions Apply.

  • Chat With Us

    We are here for you with over 30 years of experience supporting our cycling community. With a great team behind the scenes online, reach out to us via our live chat or email us at with any questions.