| 50cc 4-8 70cc 80cc 90cc ATV Youth 12-15 (80-200 2-Stroke) (350 4-Stroke) ATV C ATV B ATV A ATV Vet 30+ Amateur |
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| 50cc 4-6 50cc 7-8 50cc Shaft/ Oil Injected/ 4-Stroke 4-8 65cc 7-9 65cc 10-11 Unlimited Jr. 7-11 (50cc-65cc) 85cc 7-11 85cc 12-13 85cc 14-15 Supermini 7-11 Supermini 12-15 Schoolboy 12-16 Collegeboy 17-24 Vet 25+ Amateur Vet 30+ Amateur |
| Vet 35+ Amateur Vet 40+ Amateur MX LITE C (125-250) MX LITE B (125-250) MX LITE A (125-250) D CLASS (Open) MX C (125-Open) MX B (125-Open) MX A (125-Open) Vet A 25+ 150 Youth 7-15 Minitrail Jr. 110cc 7-11 (12" Wheel) Minitrail Sr. 80cc-150cc 7-15 2-Stroke Amateur |
