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Shimano FC-R9100-P Dura-Ace Power Meter HollowTech II Road Chainset

From £1,249.99
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Product Description

Ultimate accuracy for pro performance. The Shimano FC-R9100-P is the first fully integrated power meter HollowTech II 11-speed Dura-Ace chainset from the brand.

Precision strain gauges:

Accurately calibrated strain gauges are integrated inside both left and right crank arms, this offers a stable measurement system through rotation from both sides for extremely precise data. 2% accuracy of strain gauge measured power.

Reliable integrated battery:

Bluetooth and ANT with wireless firmware update and data acquisition system. Easily rechargeable integrated battery with a fully waterproof reliable electric system.

Quality shift performance:

Hollow outer chainring, giving vast improvements in rigidity and increased weight savings. The hollow outer chainring has essentially removed outer chainring flex, hugely improving shift performance making it precise even under high load.

Industry leading HollowTech II:

These industry leading HollowTech II cold forged hollow crank arms have evolved to increase rigidity and improve strength in a lightweight design. The teeth have been developed to work only in conjunction with the 11-speed chains for improved contact providing more efficiency and improved power transfer.

Wide range customisation:

There is a wide range of chainring ratios and crank arm lengths available enabling customisation for all riders and racing disciplines.

Smooth rolling and durable BB design:

HollowTech II integrated bottom bracket design uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency. Bottom bracket seal design has a minimal bearing interface gives superbly smooth rolling and increased durability.

Key Features:

  • Reliable electric system
  • Own developed strain gauge
  • Software compensate automatically
  • Possible to start quickly
  • Waterproof in all conditions
  • Direct response
  • Bluetooth BLE and ANT+
  • Wireless firmware update system
  • Integrated rechargeable battery
  • Easily change chainrings without affecting power
  • Enough clearance with our direct mount brake calliper

Benefits:

  • Integrated design
  • Active temperature compensation
  • Battery: rechargeable Li-ion battery
  • 300+ hours of ride time
  • Quick response and operation without stress
  • Easy maintenance
  • Clearance with frame
  • Accurate data collection

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