Watch: Thor Riders Take on Mammoth
June 30, 2017 10:15am | by: Press Release
Film/Text: Thor
The THOR MX amateurs came out swinging at the 50th Annual Mammoth Motocross. Hosted in the scenic eastern Sierra’s, Mammoth Motocross is one of the most iconic amateur races in the country. Rock River Yamaha’s Justin Cooper walked away as the undisputed king of Mammoth winning six out six motos.