Rival D1 Quarq Road DUB Power Meter

What Our Gearhead® Experts Are Saying:

"The Rival D1 Quarq Road DUB Power Meter represents the most straightforward path to Quarq-level power data on a road build that does not require stepping up to a higher groupset tier to get there. Containing the measurement unit entirely within the DUB spindle is an elegant engineering solution that keeps the crankset visually clean and mechanically simple, and left-side measurement with total watt calculation is entirely sufficient for the training and racing applications this crankset is built for. The 400-plus hour AAA battery life is genuinely one of the most practical details in this category, and the IPX7 rating means wet race days and training rides in the rain are a complete non-issue."

Quarq has defined the standard for crank-based power measurement accuracy across road cycling for over a decade, and the SRAM Rival D1 Quarq Road DUB Power Meter brings that platform to a broader range of builds by relocating the measurement unit entirely into the DUB spindle. The result is a crankset that installs like a standard component, looks like a standard component, and delivers Quarq-grade power data without any of the compatibility considerations that spider-based or external pod designs introduce.

The DUB-PWR spindle captures left-side power and applies Quarq's established calculation methodology to derive total watts, a measurement approach that is entirely appropriate for the training and racing contexts this crankset addresses. The 46/33t ring configuration in a 12-speed format covers the full spectrum of road gearing needs, and the 107 BCD pattern makes future ring swaps straightforward and widely compatible. Adding less than 40 grams over a standard DUB crankset, the power meter integration carries essentially no weight penalty relative to what it delivers in training data return.

Battery management on a power meter is a real-world consideration that the Rival D1 Quarq practically addresses: a user-replaceable lithium AAA cell delivers over 400 hours of runtime, which covers most riders through a full season without interruption. IPX7 waterproofing to one meter for thirty minutes removes wet weather as a variable entirely. Compatibility with standard 142mm hub spacing and chainstays under 415mm covers the current road disc platform landscape without requiring adapters, making this a drop-in upgrade for the majority of builds looking to add power measurement without changing groupset tiers.