Classes and Competitions

ROCKY MOUNTAIN VINTAGE MOTOCROSS CLUB

Race Classes

Classic Stock

Bikes 1971 and earlier. 

2 or 4 stroke, Minimum 125cc, maximum 650cc. Travel limits, front 7",  rear  4". Minimum wheel size 19" front, 17" rear. (Novice, Intermediate, Expert)

Vintage 

Bikes pre-1975 by Displacement.

Up to 74 (& like design). Era correct travel limits. Max travel, front 7",  rear  4". No modifications allowed that exceed the OEM travel for a bike.

125, 250, Open (Novice, Intermediate, Expert)

Vintage Age Group

Bikes pre-1975 by rider age, Era correct travel limits per above.

Age Groups: under 40, +40, +50, +60, +70 (Novice, Intermediate, Expert)

GP 1

Bikes 1975-1977 Maximum travel 9 inches front and rear, no disc brakes. 

All displacements. (Novice, Intermediate, Expert)

GP 2-3

Bikes 1978-1981 & 1982-1984 by displacement, no disc brakes.

125, 250, Open (Novice, Intermediate, Expert)

GP 4-Stroke

Any air-cooled 4-Stroke powered machine. Drum brakes only, no disc brakes. By displacement. 

250, Open (Novice, Intermediate, Expert)

GP Age Group

Bikes 1975-1984 by rider age, no disc brakes. 

Age Groups: under 40, +40, +50, +60, +70 (Novice, Intermediate, Expert)

D1 

Bikes with front disc and rear drum brake from the manufacturer by displacement.

125, 250, Open (Novice, Intermediate, Expert)

D2

Bikes with front and rear disc brakes; 2 & 4 Strokes by date and displacement. 

125 -125cc two-strokes up to 2004 (& like design) , air-cooled four-strokes up to 250cc (Novice, Intermediate, Expert)

250 -250cc two-strokes up to 2004 (& like design), four-strokes up to 400cc up to 2000 model year (Novice, Intermediate, Expert)

Open -Open two-strokes up to 2004, open four-stroke up to 2000 model year (Novice, Intermediate, Expert)

D1-D2 Age Group 

Bikes circa 1986-2004 by rider age, front or front and rear disc brakes. 

Age Groups: under 40, +40, +50, +60, +70 (Novice, Intermediate, Expert)

Modern

Bikes 2001 to current model year by displacement.

250 (& 150 cc 2-Stroke), Open (& 300 cc 2-Stroke)  (Novice, Intermediate, Expert)

Modern Age Group

Bikes 2001 to current model year by rider age. 

Age Groups: under 40, +40, +50, +60, +70 (Novice, Intermediate, Expert)

100cc Shoot Out

Any 100cc bike. Up to GP era (and like design) 100cc two-stroke and air cooled 4-stroke up to 200 cc. Minimum wheel size 19" front, 16" rear, drum brakes. (Novice, Intermediate, Expert) No age group/year classes. In order for this class to run in its own moto, a minimum number of 10 riders will be required.

Enduro
This class is open to any era Enduro bike - from the factory with lights. Minimum wheel size 19" front, 16" rear. This is an entry class - there are no ability, displacement, or age group classes.

Women (This class will run in its own MOTO)

Any bike size or era, female rider. This is an entry class - no displacement, or age group classes. (Novice, Intermediate, Expert)

Kids Any bike size or era No specific age group classes.  See guidelines below.

Kids 50: 50cc 2-stroke AND 90cc 4-stroke (age guideline, up to 8 yrs) MINI-TRACK "FUN CLASS FOR BEGINNERS ONLY"

Kids 65: 65cc 2-stroke AND 110cc 4-stroke (age guideline, 7-11 yrs) (Nov, Int, Exp)

Kids 85: 85cc 2-stroke and 150cc 4-stroke (age guideline, 9-15 yrs old) (Nov, Int, Exp)

Kids Super-mini: 115cc 2-stroke and 150cc 4-stroke (age guideline, 12-15 yrs old) (Nov, Int, Exp)

Kids Open: 125 cc 2- stroke and 250 cc 4-stroke (age guideline, 14-15 yrs old) (Nov, Int, Exp)

Ability Level Descriptions:

• Expert - Experienced racer. Previous Expert status, or used to be really fast. Very good to excellent track skills.

• Intermediate - More experienced racer.  If you have been racing modern bikes or vintage bikes with another club you should at least be intermediate.

• Novice - Has riding experience, new to very limited racing experience.