SRAM Power Meter Crankset DFour91 110mm Asymmetric BCD BB30/PF30/BB386 172.5mm

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Price: $1,179.00

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Quarq's power meter cranks continue to be reliable, accurate and easy to use. The Dfour91 model accepts Shimano Dura Ace 9100 road chainrings and offers more data transfer and frame fit compatibility.

  • Designed to only fit Dura Ace 9100 chainrings
  • Spindle Diameter: 24/22 Stepped
  • Measures power for both legs with +/_ 1.5% accuracy
  • Dual Bluetooth lowenergy and ANT+ wireless data transfer
  • AxCad system provides no-magnet cadence data
  • Free firmware updates with the QALVIN APP
  • Uses a CR2032 battery that can be replaced without tools
  • Swap chainrings without needing to recalibrate
  • Only fits Dura Ace 9100 chainrings
  • Spindle Diameter: 30
Pedal Spindle9/16"
BB IncludedNo
Chainring BCD110 Shimano Asymmetric
Defined ColorBlack
Crank Intended UseRoad
Spindle Interface TypeBB30/PF30

This product was added to our catalog on April 25, 2018