QUARQ DFour Power Meter Crankset DUB

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THE POWER METER THAT GOES AS HARD AS YOU DO

Reach new goals and explore new roads with a power meter that delivers on accuracy, durability, and reliability. The Quarq DFour DUB Power Meter was designed specifically for Dura-Ace R9100 chainrings. Train using a Quarq power meter without changing your drivetrain.

You are working hard, pushing yourself to new heights in some of the toughest conditions. Ride with confidence knowing that your power meter will not quit when you need it the most. Enjoy up to 200 hours of ride time in any weather condition with its IPX7 waterproof rating and 10k temperature compensation — if harsh climates do not hold you back, your power meter shouldn't either. That is exactly what the DFour DUB power meter is made for. Train harder, ride faster and unlock your ultimate potential.

The DFour DUB power meter brings simplicity and ease-of-use to your training. With MagicZero automatic calibration, there is no need to worry about calibrating before you ride; just jump on your bike and go. DFour DUB features Bluetooth low energy and ANT+ wireless data transfer, delivering power output information directly to your cycling computer.

FEATURES:

  • Must use SRAM DUB bottom bracket
  • Battery: CR2032, 200 hours ride time
  • Durability - IPX7 waterproof rating
  • OmniCal: swap chainrings without affecting accuracy
  • MagicZero - automatic calibration during the ride
  • Accurate - within +/- 1.5% measuring both legs
  • BLE and ANT+ wireless compatibility
  • 10K TempComp - compensates for temperature changes during a ride
  • Firmware - use SRAM AXS mobile app
  • Compatible Chainrings - Compatible with Dura-Ace R9100 chainrings. Works with Ultegra R8000 and 105 R7000 chainrings but will not aesthetically match
  • Available in 170, 172.5, and 175mm length options
  • Chainrings sold separately
  • 110 BCD
  • 11-speed
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