Thunder Rock Off Road Ranch along with Arizona off road promotions and ADRA are proud to present the (THUNDER ROCK 150) where trucks, buggies and utv will race on Sat May 12th and Sunday May 13 we will be racing dirt bikes and quads. Dirt bikes and quads will run on parts of our track and for those who like single track we will offer a nice mixture of riding for you to enjoy. We will offer single track with varying degrees of difficulty and the terrain will be just as diverse. we will offer sand washes, technical single track with scenic views,tight corners with wide open throttle areas as well. Kyle and company have been working hard to put on the best race to date and we look forward to seeing you at the race. any questions call thunder rock at 480-262-4548