• SCHOOLBOY 2. 12-17 (122cc-144cc 2-Stroke, 122-250 4-Stroke) 

• COLLEGEBOY AMATEUR 18-24, No A Riders (122 and Up, 2 stroke or 4 stroke) 

• OPEN PRO (122and up, 2 stroke or 4 stroke) $$$ 200% payback (100% if 6 

• riders or less); paying ½ the class 

• 250 B (122-250 2 stroke, 250 4 stroke)  

• 250 C (122-250 2 stroke, 250 4 stroke) 

• 250 C Jr. (12-17) (122-250 2 stroke, 250 4 stroke) 

• 450 B (122 and UP, 2 stroke or 4 stroke)  

• 450 C (122 and UP, 2 stroke or 4 stroke) 

• Vet Beginner (25+) (Never raced before 08/10/2024) 

• 25 PLUS A $$$ Payout 100%, paid per moto 

• 25+ AMATEUR 

• WMX Women’s (25+) (122-Open cc) 

• 30+ A/B                                                                          

• 30+ C/D 

• 35+ OPEN  

• 40+ A/B  

• 40+ C/D   

• 50+ OPEN 

• 55+ OPEN

ADDITIONAL NOTES ON CLASS STRUCTURE: 

Please visit the AMA Racing Rulebook PAGE 19 C. Limited Class Equipment Standards for a detailed description for the “Limited” classes https://americanmotorcyclist.com/wp-content/uploads/2024/02/24_AMA_Racing_Rulebook-FINAL-FOR-LINUX.pdf 

Must be 14 years old to practice or race on a 250cc motorcycle 

Must be 16 years old to practice or race on a 251cc+ motorcycle