R9: 250 Nov/Beg - College
R8: Super Senior - +60
R7: Senior - Supermini - 2 Stroke MX
R6: 65cc - 50cc
R5: 450 Nov/Beg - 250 Exp/Int
R4: 85cc
R3: Vet - Jr. Vet - Women
R2: 65cc
R1: 450 Exp/Int