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Tetrick measured her watts with a Quarq DZero crankset with built-in power meter. Alison Tetrick's 2018 Gravel Worlds S-Works Diverge Gravel Bike. © Z. Schuster / Cyclocross Magazine

Tetrick measured her watts with a Quarq DZero crankset with a built-in power meter. Alison Tetrick’s 2018 Gravel Worlds S-Works Diverge Gravel Bike. © Z. Schuster / Cyclocross Magazine