Rules

Rulebooks

• 2025 Adirondack XC Supplemental Rules & Racing Handbook (Coming Soon)
  
  
• ISR Rulebook
  

Classes available:

Please see " 2025 Adirondack XC Supplemental Rules and Racing Handbook" for class definition and rules.

Youth

• Junior 10-13 Limited
• Junior 14-17 Girls Limited
• Junior 14-17 Limited
• Sport Junior 14-17 (unrestricted 600cc)

Trail Classes

• Trail Novice
• Trail 550
• Trail 650
• Trail 850/860 (Including 4-stroke up to 1100cc - non turbo)
• Trail Pro (all sleds up to 1100cc - non turbo)

Specialty Classes

• Veteran +35
• Masters +50
• Classic 600
• Classic 800
• Soo 600 (open to all racers except pro)

Sport

• Sport Women
• Sport Stock
• Sport Open (including stock 650cc)

Pro/Semi-Pro

• Semi-Pro Stock
• Semi-Pro Open (including stock 650cc)
• Pro Stock
• Pro Open (including stock 650cc)   

*Classic snowmobiles can race in all classes within thier displacement (cc).