30 min race
50cc SR Class
7-11yr 50cc 2-stroke/70cc 4-stroke includes all E-bikes
50cc JR Class
5-11yr 50cc stock 4-stroke.
Girl's Super Mini
7-15yr 65-85cc 2-stroke/70-125cc 4/stroke
The following may be changed: exhaust, twist throttle, and handlebars.
No other modifications allowed: including tires and wheels, carburetors, electronics, suspension and engine modifications