Quarq DZero Carbon Power Meter Chassis


Quarq’s next generation in power meters, compatible with traditional 10- and 11-speed drivetrains.



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DZero combines 10 years of technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app and compatibility with BB386EVO bottom brackets.

$1079 / €929 / £787

Features & Benefits

  • Exogram carbon fiber crank arms.
  • Bluetooth low energy technology and ANT+ wireless data transfer.
  • AxCad – no cadence magnet required.
  • 10K Temperature Compensation.
  • Battery – CR2032, 200-hour battery life, change without tools.
  • Power Balance.
  • OmniCal – swap chainrings without affecting accuracy.
  • 2-year warranty.
  • IPX7 waterproof rating.
  • Accuracy – within 1.5%, measuring both legs.
  • Free firmware upgrades with the Qalvin app.

Essential Details

  • Variations include Hidden Bolt (HB), Non-hidden Bolt (NHB).
  • Pairing a HB version and SRAM chainrings will align the chain derailment pin and crank arm.
  • NHB versions work with traditional 5-bolt chainrings from most manufacturers.
  • BB30 versions ship with the spacers and wave washer required for BB386EVO installation.

Additional information

Bolt Circle Diameter

110 BCD, 130 BCD


Traditional 5 bolt chainrings from most manufacturers. 10-speed, 11-speed, 1X and 2X. Not compatible with Campagnolo® chainrings.


CNC Machined Aluminum Spider, Exogram Carbon Crank Arms

Bottom Bracket

GXP, Press Fit GXP, BB30, Press Fit 30, BBright, BB386EVO, BB30A, PF30A

Q Factor




Wireless Technology

ANT+, Bluetooth low energy technology


CR2032, 200 hours of riding time


578/559g (130/110 BCD)

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