All Classes Stacyc 0-50cc Open 0-65cc 2-stroke 0-90cc 4-stroke 0-85cc Junior 2-stroke 76-125cc 4stroke 0-85cc Senior 2-stroke 76-125cc 4-stroke Super Mini Womens Open 125cc 200cc 201-250cc 251-450cc 451-600cc 2-Stroke Open Class Senior 40+ Senior 50+ 86-600cc 4-Stroke Open Stock Open 2-Stroke Open Quad Pit Bike 400 Stock