Shimano Ultegra FC-R8100 Crankset

An integral part of the Shimano Ultegra 12-speed road lineup the FC-R8100 crankset 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 a wide variety of lengths bringing performance and improved fit for smaller riders triathletes and riders with specific biomechanic 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

Color	Black
Rings	50/34, 52/36
Number of Chainrings	Double
Crank Length (mm)	160, 165, 170, 172.5, 175
Crank Intended Use	Road
Drivetrain Speeds	12
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	Shimano Hollowtech II
Chainring BCD	110 Shimano Asymmetric
Chainline/Hub Compatibility	130 Hubs
Defined Color	Black