Shimano Ultegra 172.5 Crankset FC-R8100, 50-34, 12-Speed

ULTEGRA CRANKSET 2X12s

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 available in lengths ranging from 160 to 175 mm, offering improved performance and a better fit for smaller riders, triathletes, and those with specific biomechanical requirements. 

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
• 52-36, 50-34, and 46-36 chainring options are available. 160, 165, 170, 172.5, and 175 mm crank arm lengths.

SPECIFICATIONS: