The Audi Power of Four Race Series is a premier endurance race series utilizing the unique and amazing terrain of each of the four Aspen Snowmass mountains. Each race is designed to test the limits and skills of both elite and recreational athletes.
The event's signature race is a challenging 50K Ultra Marathon, part of the Skyrunner USA Series. The course covers the four Aspen Snowmass mountains, traversing a mix of singletrack and dirt road. The event also offers a 25K race along the famed Government Trail covering Buttermilk and Snowmass mountains. Both races finish in Snowmass.
Schedule of Events
Saturday, July 31, 2021
6 a.m. - 50K start at Aspen Mountain Upper Gondola Plaza
9 a.m. - 25K start at Tiehack Lift, Buttermilk Mountain
Registration opens May 1, 2021 and can be completed in the website link to the right.