D2 AMA Race Classes
AMA D-2 2020 Race Classes
| Class | Requirement: |
|
50cc Jr Limited (4-6) |
0-51cc 2 or 4-Stroke 10″ Max Wheel Size |
50cc Oil Injected/Shifter (4-8) * |
0-51cc 2-Stroke Oil Injection 0-51cc 4-Stroke 10″ Max Wheel Size |
|
50cc Sr Limited (7-8) |
0-51cc 2 or 4-Strokes 12″ Max Wheel Size |
|
Mini E (4-8) * |
Electric Bikes Only |
| 50cc (4-8) Open |
0-51cc 2 or 4-Strokes 12″ Max Wheel Size |
| 65cc (7-9) |
59-65cc 2 Strokes 12″ Rear, 14″ Front Wheels |
| 65cc (10-11) |
59-65cc 2-Strokes 12″ Rear, 14″ Front Wheels |
| Jr Mini (9-13) 65/8 |
59-85cc 2-Strokes Max 14″ Rear, 17″ Front Wheels |
| 85cc (9-11 |
79-85cc 2-Strokes Max 16″ Rear, 17″ Front Wheels |
| 85/150cc (12-15) |
79-85cc 2-Strokes 75-150cc 4-Strokes Max 16″ Rear, 17″ Front Wheels |
| Supermini (12-16) |
79-85cc 2-Strokes 75-150cc 4-Strokes Max 16″ Rear, 19″ Front Wheels |
| Schoolboy 1 (12-17) |
86-125cc 2-Stroke 75-150cc 4-Stroke Min 16″ Rear 19″ Front Wheel |
| Schoolboy 2 (12-17) |
122-150cc 2-Stroke 126-250cc 4-Stroke No Mini or Supermini |
|
Beginner Youth 65/85cc (9-15) * |
59-85cc 2 Strokes 16″ Rear, 17″ Front Wheels First Time Racers Only |
| Girls (9-14) |
59-85cc 2-Strokes Max 16″ Rear, 19″ Front Wheel |
| Women 12+ |
99-250cc |
|
125/Open 2-Stroke 14+ * |
122-Open 2 Stroke |
|
Collegeboy (14-24) * |
122cc-Open |
|
250 A, B, C |
122cc-Open, Must be 14 to Ride 250cc 4-Stroke |
|
450 A, B, C |
122cc-Open, Must be 16 to Ride 450cc 4-Stroke |
|
Vet 25+ A, B, C |
122cc-Open, Must be 25 Years Old Day of Event |
|
Vet 30+ A, B, C |
122cc-Open, Must be 30 Years Old Day of Event |
|
Senior 40+ A, B, C |
122cc-Open, Must be 40 Years Old Day of Event |
|
Senior 45+ |
122cc-Open, Must be 40 Years Old Day of Event All Class Levels |
|
Masters 50+ |
122cc-Open, Must be 50 Years Old Day of Event All Class Levels |
|
55+ Sportsman B/C Level Only |
122cc-Open, Must be 55 Years olf Day of Event Never Obtained A Level |
| Golden Master 60+ |
122cc-Open, Must be 60 Years old Day of Event All Class Levels |
|
*Special Classes and |
Rules May Apply See D2MX Supplemental Rules |