This Friday, August, 23, the 11th Annual Rapid Rumble presented by Wrisco Industries Inc. at the Rapid Speedway in Rock Rapids, IA.
The United States Modified Touring Series (USMTS) is the fastest growing and most popular open-wheel dirt modified touring series in the world. Attracting some of the most talented and professional drivers in North America, the fan friendly format and exciting show creates an enthusiastic and loyal fan base, and the USMTS routinely competes in front of capacity crowds. Wrisco is honored to be the “Official Aluminum Sponsor” of the USMTS.