SRAM XX1 Eagle Power Meter Chassis


Designed for SRAM’s XX1 and X01 Eagle drivetrains, and compatible with all of SRAM’s 1X mountain bike drivetrains.

There is high demand for this product. New orders for Conventional chain line will ship within 2 weeks. We appreciate your patience and support.

Orders for BOOST chain line will ship within 4 weeks.


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The SRAM XX1 Eagle Power Meter unites Quarq’s DZero power meter platform with CARBON TUNED crank arms for robust, intuitive power measurement in the lightest ever chassis. The DZero platform embodies 10 years of Quarq’s technology advances and adds new features such as dual Bluetooth low energy and ANT+ wireless data transfer, and the Qalvin BLE app. The companion X-SYNC 2 chainrings are designed specifically for Eagle chains and drivetrains. SRAM’s Eagle groupset and the XX1 Eagle Power Meter are a winning combination for mountain bikers who want to soar.

$1129 / €979 / £913

Features & Benefits

  • 168Q CARBON TUNED crank arms – extreme stiffness and light weight.
  • 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.
  • OmniCal – swap chainrings without affecting accuracy.
  • Power Balance.
  • 2-year warranty.
  • IPX7 waterproof rating.
  • Accuracy – within 1.5%, measuring both legs.
  • Free firmware upgrades with the Qalvin app.

Essential Details

  • Available in 168Q only.
  • Two power meter variations – Conventional and Boost 148 (52mm chainline).
  • Requires an X-SYNC 2 or X-SYNC 104 BCD chainring.
  • SRAM XX1 Power Meter owners can upgrade using an Eagle Power Meter Spider (Note: Boost spiders should not be paired with 156Q crank arms).

Additional information

Bolt Circle Diameter

104 BCD


Designed for SRAM 1X mountain bike drivetrains. Requires an X-SYNC 2™ or X-SYNC™ 104 BCD chainring.



Bottom Bracket

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

Q Factor



CR2032, 200 hours of riding time


CNC Machined Aluminum Spider, CARBON TUNED Crank Arms

Wireless Technology

ANT+, Bluetooth low energy technology


511/512g (Conventional/Boost)

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