Shimano Dura-Ace R9100P
Best precision power measurement for competitive road cyclists.
This component streamlines front shifting by reducing lever effort and simplifying the setup process. Its refined toggle design and integrated tension adjustment make it a highly reliable upgrade for road drivetrains, offering precise performance without the complexity of older mechanical systems.
$165.00
at
RA Cycles
More Dura-Ace options
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Shimano Dura-Ace R9100 Chainrings
$33.13
Shimano Dura-Ace 9150 Di2 Dual Control Levers
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Shimano Dura-Ace Bar End Shifter
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Shimano Dura-Ace SW-RS801-S Satellite Shifter
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Shimano Dura-Ace SW-RS801-T
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Shimano Dura-Ace SL-BSR1
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Shimano Dura-Ace R9160 Di2 Bar End Shifters
$225.83
Shimano Dura-Ace SW-R9150 Remote Shifter
$210.00
Shimano Dura-Ace SW-RS801-S Satellite Shifter
$160.00
Shimano Dura-Ace SL-BS79
$145.00
Shimano Dura-Ace SL-BSR1
$135.00
Shimano Dura-Ace R9160 Di2 Bar End Shifters
$290.00
Shimano Dura Ace ST-R9250 Shift Lever
$23.99
Shimano Dura-Ace Bar-End Shifter Set
$129.99
Shimano Dura-Ace Bar-End Shifters
$110.83
Shimano Dura-Ace SL-BS79
$130.50
Shimano Dura-Ace R9160 Di2 Bar End Shifters
$290.00
Shimano Dura-Ace Di2 ST-R9250 Brake/Shift Lever
$333.75
Shimano Dura-Ace Di2 ST-R9150 Brake/Shift Lever
$382.50
Who it's for
- Cyclists prioritizing data accuracy for performance optimization and structured training.
- Riders seeking a factory-integrated, aesthetically pleasing, and robust power measurement solution.
- Discerning cyclists who value proven brand reliability and robust, long-lasting components.
Who should skip it
- Budget-conscious riders or those not requiring professional-grade equipment.
- Riders unfamiliar with advanced bike mechanics or those with non-Shimano drivetrains.
- Cyclists preferring user-replaceable batteries or minimal charging interruptions.
Performance breakdown
Shifting Precision
Crisp, immediate gear changes that define the gold standard for road.
Setup Simplicity
Integrated tension adjustment makes fine-tuning a quick, frustration-free experience.
Frame Compatibility
Clears wider chainstays easily, fitting modern disc-brake frames perfectly.
Weight Efficiency
Featherlight construction keeps your bike agile without sacrificing structural integrity.
Cable Routing
Direct pull design eliminates kinks for smoother, more reliable operation.
Mechanical Durability
Robust linkage system ensures consistent performance over thousands of miles.
Key Specs
Derailleur Type
Front
Speed Compatibility
11-speed
Mount Type
Braze-on, 31.8mm clamp, 34.9mm clamp
Shifting Type
Mechanical
Total Capacity
16 teeth
Front Chainring Compatibility
50/34, 52/36
Weight
69g
Compatibility
Shimano Dura-Ace ST-R9100 STI levers
Material
Metal
What Reviewers Say
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