Four classes of NASCAR Whelen All-American Series racing, including Super Late Models, a trio of USLCI divisions and even some specialty divisions like Jr. Late Models and Skid Plate Cars compete at the track on a regular basis. The Bullring is also host to regional series like the SPEARS Modified Series, SPEARS Southwest Tour Series, USAC HPD Midget Series, Late Model Truck Series and the Southwest Tour Trucks to give fans some regional racing flavor.