PLEASE NOTE: A / Pro Sport classes will not count points towards your Pro license.
12/8/2011
| CLASS # | CLASS NAME | MACHINE REQUIREMENTS |
| 1 | 450 A/Pro Sport | 122-Open cc |
| 2 | 450 B | 122-Open cc |
| 3 | 450 C | 122-Open cc |
| 4 | 250 A/Pro Sport | 122-250cc |
| 5 | 250 B | 122-250cc |
| 6 | 250 C (12-17) | 122-250cc |
| 7 | 250 C (18+) | 122-250cc |
| 8 | Two-Stroke (16+) | 122-250cc |
| 9 | College (17-24) | 122-Open cc |
| 10 | Junior 25+ | 122-Open cc |
| 11 | Vet 30+ | 122-Open cc |
| 12 | Vet A 35+ | 122-Open cc |
| 13 | Vet B/C 35+ | 122-Open cc |
| 14 | Senior A 40+ | 122-Open cc |
| 15 | Senior B/C 40+ | 122-Open cc |
| 16 | Senior A 45+ | 122-Open cc |
| 17 | Senior B/C 45+ | 122-Open cc |
| 18 | 50cc (4-6) AMA Stock 1 | 0-51cc 2-Stroke |
| 19 | 50cc (7-8) | 0-51cc 2-Stroke |
| 20 | 65cc (7-9) | 59-65cc 2-Stroke |
| 21 | 65cc (10-11) | 59-65cc 2-Stroke |
| 22 | 65cc Unlimited (7-11) | 59-65cc 2-Stroke |
| 23 | 85cc (7-11) | 79-85cc 2-Stroke |
| 24 | 85cc (9-13) | 79-85cc 2-Stroke |
| 25 | Mini Sr. (12-15) | 79-85cc 2-Stroke/75-150cc 4-Stroke |
| Max. Wheels: Front 17"/Rear 16" | ||
| 26 | Super Mini (12-16) | 79-112cc 2-Stroke/75-150cc 4-Stroke |
| Max. Wheels: Front 19"/Rear 16" | ||
| 27 | Schoolboy 1 (12-16) | 85-125cc 2-Stroke/75-150cc 4-Stroke |
| Min. Wheels: Front 19"/Rear 16" | ||
| 28 | Schoolboy 2 (13-16) | 100-150cc 2-Stroke/126-250cc 4-Stroke |
| Min. Wheels: Front 19"/Rear 16" | ||
| 29 | Girls (9-13) | 79-85cc 2-Stroke |
| 30 | Women (14+) | 99-250cc |
| Min. Wheels: Front 19"/Rear 16" |
Red indicates class changes or additions.
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