Shimano Black Shimano Ultegra R8100 crankset 2025
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An integral part of Shimano's new 12-speed road lineup, the FC-R8100 crank builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the ULTEGRA crank is now offered in lengths from 160 to 175 mm, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanical requirements.
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
52-36, 50-34, and 46-36 chainring options. 160, 165, 170, 172.5, and 175 mm crank arm lengths.
- Rear speeds: 12
- Compatible chain: HG 12-speed
- Chain line: 44.5 mm
- P.C.D.: 110 mm
- Spider/gear arms: 4
- Chainring combination: 52-36T
- Q-factor: 148 mm
- Crank arm length: 160 mm
- Optional chain guard
- Without chain/bash guard
- HOLLOWTECH II
- HOLLOWTECH crank arm
- HOLLOWGLIDE
- Recommended bottom bracket: Threaded (normal): SM-BBR60, Press-Fit: SM-BB72-41B
- Average weight: 711 (52-36T)
Article nr.:
IFCR8100CX26
Manufacturers article:
FC-R8100
