Pro bike: Willow Koerber's Subaru-Trek Trek Superfly Elite

That Willow Koerber (Subaru-Trek) is the best American mountain bike cross-country racer right now is no surprise – she led the UCI rankings earlier this year after back-to-back second-place finishes on the World Cup circuit, landed third in Champéry, and currently still sits in third place overall with one round remaining.