"Standard distance. Mammoth vert."

Mammoth Bar Trail Runs take place on the steep OHV trails of Mammoth Bar OHV Area, in the beautiful North Fork American River Canyon, in the Endurance Capital of Auburn, California.

Mammoth Bar OHV is known for its steep climbs and descents. Make no mistake - the vert is real!

This new event is organized by Skybreaker Racing's Race Director under the Singletrack Running umbrella.

Est. 2025