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Gregg used a Rotor 3D crankset. She swapped in a 34t inner chain ring for the climbs at Crusher in the Tushar. Amity Gregg's 2018 Gravel Worlds Pinarello GAN GR Disk Gravel Bike. © Z. Schuster / Cyclocross Magazine

Gregg used a Rotor 3D crankset. She swapped in a 34t inner chain ring for the climbs at Crusher in the Tushar. Amity Gregg’s 2018 Gravel Worlds Pinarello GAN GR Disk Gravel Bike. © Z. Schuster / Cyclocross Magazine