Rocky Mountain Mini Moto’s

Rocky Mountain Mini-Moto (RMMM) was established in 2005 to promote and develop the sport of Mini Moto racing in Colorado. Our vision is to bring MiniGP racing into the mainstream, while promoting a safe environment, and to develop a positive program to introduce racers and spectators to the exciting sport of motorcycle road racing.

All Formula classes can have manual shifting gears. Auto clutch is ok

Junior class: Up to 50cc 2 Stroke and 100cc 4 Stroke. 50cc 4 strokes will race with and be scored separately. The only modifications allowed on all kids’ class bikes including overbores up to class limit will be exhaust, carb, air filter and wheels/tires. Age range is from 7-13 years.

Formula 1: 50cc water cooled 2 stroke, 60cc air cooled 2 stroke, 100cc air/oil cooled manual clutch 4 stroke, 112cc air/ oil cooled auto clutch 4 stroke, no 4 valve engines (Popular Examples: NSR50, YSR50, CRF110, KLX110, XR100, TTR110).

Formula 2: 60cc water cooled 2 stroke, 136cc air/oil cooled 4 stroke, 2 valve air/oil cooled 4 stroke limit is 110cc (Popular Examples: XR120, Kiowa 125, Thumstar 125, Pitster Pro 125).

Formula 3: 72cc water cooled 2 stroke, 152cc air/oil cooled 4 stroke, 2 valve air/oil cooled 4 stroke limit is 125cc (Popular Examples: KX65, KTM65SX, KLX140).

Formula 4: 85cc water cooled 2 stroke, 176cc air/oil cooled 4 stroke, 4 valve air/oil cooled 4 stroke limit is 150cc

Formula 5: 105cc water cooled 2 stroke, 150cc water cooled 4 stroke, 200cc air/oil cooled 4 stroke, 4 valve air/oil cooled 4 stroke limit is 172cc(Popular Examples: CRF150R, KX100, CR85).