| 8 | Vet (30+) | 122cc-Open cc |
| 9 | Senior (40+) | 122cc-Open cc |
| 10 | Masters (50+) | 122cc-Open cc |
| 11 | Silver Masters (55+) | 122cc-Open cc |
| 12 | Golden Masters (60+) | 122cc-Open cc |
| 13 | Elite Masters (65+) | 122cc-Open cc |
| 14 | Warrior (Military & 1st Responders) | 122-Open cc |
| 15 | Women | 122-250cc |
| 16 | Open-E | Min. Wheelbase: 53" |
| 17 | Open | 122-Open cc |
| 18 | Open C | 122-Open cc |
| 19 | 250 C | 122-250cc |
| 20 | 125 C | 100-125cc |
| 21 | Supermini (12-16) Beginner/Novice | 79-112cc 2-Stroke/75-150cc 4-Stroke |
| | | Max. Wheels: Front 19"/Rear 16" |
| 22 | Mini Sr. (12-15) Beginner/Novice | 79-85cc 2-Stroke |
| | | Max. Wheels: Front 19"; Rear 16" |
| | | Max. Wheelbase: 52.5" |
| 23 | 85cc (10-12) Beginner/Novice | 79-85cc 2-Stroke |
| | | Max. Wheels: Front 17"; Rear 14" |
| | | Max. Wheelbase: 51.5" |
| 24 | 65cc (7-11) Beginner/Novice | 59-65cc 2-Stroke |
