A next level performance crankset with efficient power transfer.
Enhance your ride An integral part of Shimano's new 12-speed road lineup, the Ultegra R8100 Crankset builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, this crankset brings next level performance to any rider's bicycle. Product details Optimal balance of stiffness, strength, weight and rotational performance Hollowglide structure cuts weight while maintaining strength for better power transfer and quicker, more precise front shifting Hollowtech II design elevates pedaling efficiency while remaining incredibly lightweight Wider gear pitch increases clearance between chain and leading teeth, providing compatibility with more frames
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