Every innovation in Quarq’s DZero platform represented the 10 years of Quarq’s advances in power meter technology.

This same platform is now combined with SRAM’s innovative DUB technology to bring you the simplest spider-based power meter. Simplified part choices, quality materials and a broader compatibility for bottom brackets and chainrings, brings power on every ride.

Designed for Dura-Ace R9100 chainrings. Compatible (it will not match aesthetically) with Ultegra R8000 and 105 R7000 chainrings.

Features

MagicZero – automatic calibration as you ride. No need to back pedal or manually calibrate through your headunit
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.
IPX7 waterproof rating
Accuracy – within 1.5%, measuring both legs
Free firmware upgrades with the SRAM AXS app.

Specifications

BCD (Bolt Circle Diameter): 110
Compatible Spindle: DUB (only)
Wireless Technology: ANT and BLE
Weight: 165g (spider only), 501g