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Shimano Ultegra FC-R8100 Crankset (Grey) (2 x 12 Speed) (Hollowtech II) (165mm) (50/34T)

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Shimano Ultegra FC-R8100 Crankset (Grey) (2 x 12 Speed) (Hollowtech II) (165mm) (50/34T)
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Shimano Ultegra 8100 Hollowtech II Crankset Description:

The Shimano Ultegra FC-R8100 Hollowtech II Crankset ensures maximal power transfer from the pedals to the chain. Hollowtech II technology keeps the weight of the cranks down and the chainring design facilitates the fast and precise shifting of Shimano's 12-speed Di2 groupset. The FC-R8100 Crankset is offered in a variety of crank arm lengths to suit any rider.

Note: Images are for illustrative purposes. Specifications in photos may not be correct. Includes crankset only (crank arms, chainrings, and spindle).

Features:

  • Optimal balance of stiffness, strength, weight and rotational performance
  • Hollowglide structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting

Specifications:

  • Speed: 2 x 12 Speed
  • Spindle Diameter: 24mm
  • BCD: 110mm
  • Chainline: 44.5mm
  • Q-Factor: 148mm
  • Threaded Bottom Bracket Shell Width: 68/70mm
  • Crank Arm Material: Aluminum
  • Color: Grey/Black
  • Weight: 711g (170mm, 52/36T), 700g (170mm, 50-34T)

Check out our full selection of Shimano Ultegra 12 Speed Di2 Parts.

This product was added to our catalog on January 9, 2023

Will
Verified Owner
Saturday, May 13 2023 (about a year ago)
Shimano Ultegra FC-R8100 Crankset (Grey) (2 x 12 Speed) (Hollowtech II) (170mm) (52/36T)
As expected, shifts great, nice and stiff. 100% would buy again.
Roberto Campos
Verified Owner
Friday, Sep 2 2022 (about 2 years ago)
Shimano Ultegra FC-R8100 Crankset (Grey) (2 x 12 Speed) (Hollowtech II) (170mm) (52/36T)
After a lot of research, I decided to go with the R8100 crankset, it's compatible with the 11-speed R8000, plus the 8100 looks better, no gloss stripe, all flat black.
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