50cc Chain, 65cc, 85cc, 250cc Open, 30+, 40+, 50+, Quad B Class, 50cc Shaft, 250 Amateur, 450 Amateur, Open Amateur, Hooligan, Quad A Class, Quad 125 Jr, 150 Stock, Speedway, Woman's Open, Open Knobby, Mad Dawg- Stock, Mad Dawg- Modified, 60+, 70+, 80+, Open Expert, Expert Singles, Expert Twins, Vintage Pro 600, Vintage Pro Twins, Vintage 70's Singles, Vintage 80's Singles, Youth Vintage, Stacyc, Supermini, Mini Bike - Short, Mini Bike - Long, 125 Stock, 150 Modified, 190 Stock, 190 Modified