Open Four Wheel Drive Trucks
Blower Trucks - Blower Overdrive Unlimited; Hitch 30% of Wheelbase; 26 Inch Height; 6200 Lbs.
Modified Trucks - Hitch 30% of Wheelbase; 26 Inch Height; 6500 Lbs.
Diesel Trucks - Refer to NTPA Rulebook on Wheelbase - Hitch - Weight