Pro Money Class: No points, no trophies. 100% pay back to the top three riders.
Open DTX: Any size wheel, unlimited size engine, unlimited mods. Riders must be 16-ears and older, unless approved by Race Director.
250 DTX: Up to 250cc. Unlimited mods. Any size wheel.
30+ Open: Unlimited displacement, unlimited mods.
40+ Open: Unlimited displacement, unlimited mods.
50+ Open: Unlimited displacement, unlimited mods.
60+ Open: Unlimited displacement, unlimited mods.
230 Mod: Air-cooled up to 250cc. Any size wheel, unlimited mods. Big bore kits allowed up to 250cc. Max displacement 250cc, CRF150Rs allowed. Riders must be 16 years and older, unless approved by Race Director.
230 Spec: Air-cooled up to 230cc 4-stroke. Must retain stock carburetor, airbox & exhaust (baffle may be removed as long as it meets sound requirements). No internal motor enhancements (cams, valves, bore, stroke, etc.) Must retain stock rear wheel/hub and drum brakes, if originally equipped. Must retain stock forks and shock (modifications allowed). Front wheel may be changed to a 19”. (i.e. Honda CRF230Fs, Yamaha TTR225s and TTR230s)
Vintage Lightweight: Air-cooled single cylinder. Up-through 1981. Single or twin shock chassis. No linkage rear suspension. No front brake. Max displacement 250cc.
Vintage Open: Air-cooled. Up-through 1981. Single or twin shock chassis. No linkage rear suspension. No front brake. Open displacement.
Beginner Class: Max displacement 230cc, stock bikes. Class is for riders new to flat track with less than one year of race experience. Previous class champions cannot ride in this class. A dominant rider will be pulled from the class at the Race Director’s discretion.
150 Open: Air-cooled up to 150cc, 4-stroke with unlimited mods. Big bore kits allowed up to 150cc (i.e. Yamaha TTR125s, Suzuki DRZ125s, Honda XR100s or 140cc, Kawasaki KLX140s).
Ladies: Max displacement 250cc.
Adult Mini: Minimum age 21. Maximum engine size 110cc. Any tire allowed. Maximum wheel size 16”. This class is intended for pit type bikes (i.e. Honda XR50-70-80, Kawasaki KX50-60-65, KLX110, Yamaha PW50, TTR50, GT80 type bikes).
YOUTH (Riders must be 14 years old or younger, except PeeWee class)
PeeWee 50cc (8 and under): Air-cooled. 50cc with 10” diameter wheels, any tires allowed. (i.e. Honda XR50s, CRF50s, Yamaha PW50s)
50-70cc: Air-cooled. 50s: 10” diameter wheels, any tire. 70s: 12” diameter wheels, any non-knobby tire allowed.
65cc 2-stroke / 125cc 4-stroke: 2-stroke up to 65cc or 4-stroke up to 125cc. (i.e. Honda XR100s, Yamaha TTR125s & Kawasaki KLX110s)
85cc 2-stroke / 150cc 4-stroke: 2-stroke up to 85cc or 4-stroke up to 150cc. Unlimited modifications other than stock bore & stroke. *Rider may be up to 16-years old.