Class Structure
| Rastall Nut and Bolt Novice Class |  |
| Sudbury Kartways Junior Class |  |
| Airway Automotive Services Senior/Masters Class |  |
| Mid City Motorsports Rotax Class |  |
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2012
Sudbury Kart Club Classes
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| Class | Age | Weight (lbs) | Tires |
| Briggs Novice | 8-11 | 245 | MG Red |
| Briggs Junior | 11-15 | 291 | MG Red |
| Briggs Senior/Masters | 15+/30+ | 355/365 | MG Red/MG Red |
| Senior Rotax | 15+ | 364 | MG Red |