• Open ATV - any all terrain vehicle that does not have 4 wheel drive and meets all local and federal safety standards.
  
• Open Knobbie - any motocross style bike that has motocross tires on it and meets all local and federal safety standards.
  
• 4 Stroke 100cc - any 100 to 150 cc four stroke 2-valve motorcycle that meets all local and federal safety standards.
  
• Sidecar Open - any motorcycle with a sidecar attached in a safe workmanship manner, with one wheel on the side car and two wheels on the motorcycle. This class requires a driver, and a rider that must remain in the sidecar.

Snowmobile Classes
for additional information regarding these classes,
please view RULES

• Mini Sled Yough Class Stock Machine
  
• Mini Sled Youth Class Open
  
• Youth Class 7-15 Years Old
  
• HR + HD Box Stock
  
• HR + HD Improved Stock
  
• 76 & Newer Single Cylinder Fan Cooled Stock
  
• Modified Open Single Class 76 and Older
  
• Pre 84 0-485cc Box Stock Fan Class
  
• Pre 84 0-485cc Open Fan Class
  
• Fan Class 84 & Newer Stock Machine Open CC
  
• 0-440 Twin Free Air Stock
  
• 0-440 Free Air Open
  
• Pre 85 440cc Max Liquid Open Class
  
• Class X Michigan Frankenstein Monster Class Open
  
• Powder Puff Class

Track Rental is available for individual practices or private dates set up for Pro or Semi-Pro riders if you do not wish to ride with amateurs. Contact Ron Stolzman (phone numbers below) for more information.