Shimano Ultegra FC-R8100-P Crankset
Best high performance power meter for dedicated road cyclists.
This power meter brings professional-grade data analysis to your daily training without the usual calibration headaches. It offers exceptional accuracy and battery life for serious riders, though you sacrifice the flexibility of a universal fit since it requires specific chainrings and drivetrain compatibility.
$993.75
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Who it's for
- Serious cyclists seeking reliable performance metrics to optimize their training
- Competitive racers demanding smooth gear transitions during high-intensity efforts
- Performance-oriented riders looking for efficient power delivery and lightweight components
Who should skip it
- Budget-conscious hobbyists who may find the high entry cost prohibitive
- Touring cyclists who prefer universal charging standards for easier gear management
- Riders requiring niche geometry or non-standard crank arm lengths for comfort
Performance breakdown
Power Accuracy
Industry-standard precision ensures reliable data for serious training sessions.
Battery Longevity
Three hundred hours of ride time minimizes frequent charging interruptions.
Power Transfer
Hollowtech II design delivers exceptional stiffness for efficient energy output.
Integration Ease
Seamlessly pairs with Shimano ecosystems for straightforward setup and calibration.
Build Quality
Robust aluminum construction balances durability with a competitive lightweight profile.
Customization Flexibility
Modular chainring compatibility allows riders to tailor gearing to specific terrain.
Key Specs
Intended Use
Road
Crank Arm Length
172.5 mm
Drivetrain Speed Compatibility
12-Speed
Bottom Bracket Interface Type
Hollowtech II
Material
Aluminum
Weight
539 g
Bolt Circle Diameter
110 mm
Chainring Mount Type
4-Bolt
Number of Chainrings
0
Spindle Diameter
24 mm
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