SRAM Apex D1 Wide Power Meter Upgrade – Left Arm & DUB-PWR Spindle | 165 mm
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Add accurate, Quarq-powered watt data to any SRAM DUB drivetrain in minutes. The SRAM Apex D1 Wide Power Meter Spindle Assembly replaces your existing left crank arm and spindle, hiding a precise left-side power sensor inside the DUB spindle for a sleek, lightweight solution—just 40 g heavier than a standard crank. Compatible with Boost/Wide (55 mm chainline) setups, it delivers ±3 % accuracy, pairs instantly via ANT+ / Bluetooth, and runs for over 400 hours on a single AAA lithium battery you can swap on the trail.
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Not in Stock?
Looking for a different size or colour? We can special order it for you, typically within 1-2 weeks. Contact us today or visit the shop to discuss your needs—we’re here to help!
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Shipping Information
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