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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.
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.
Available in 170, 172.5, and 175mm length options
Chainrings sold separately
110 BCD
11-speed
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
