Race Classes

The classes listed below are also listed in the AMA Rulebook. Please refer to the AMA Rulebook for detailed information regarding eligibilty for your motorcycle and your rider.

YOUTH

All MSC Events
  • Limited PeeWee 4-6 0-50cc Two Stroke
  • Limited PeeWee 7-8 0-50cc Two Stroke
  • Limited PeeWee 4-8 Oil Inj 0-50cc Two Stroke
  • Limited PeeWee 4-8 Open 0-50cc Two Stroke 
  • 65 7-11 59-65cc Two Stroke
  • Junior Mini 9-11 65/85cc Two Stroke
  • Mid Mini 9-13 85cc Two Stroke
  • Senior Mini 12-15 85cc Two Stroke /150cc Four Stroke  *
  • Supermini 12-16 79-112cc Two Stroke /150cc Four Stroke  **

* 14″ rear and 17″ front wheel.

** 17″ rear and 19″ front wheel.

ADVANCEMENT

All MSC Events
  • 250 A, B, C
  • Open A,B,C
  • Plus 25 A,B,C
  • Plus 30 A,B,C
  • Plus 40 A,B,C

NON-ADVANCEMENT

All MSC Events
  • 125 Two Stroke Only
  • 250 Two Stroke Only
  • College boy 17-24
  • Plus 50
  • Schoolboy 12-16
  • Women 12+

VINTAGE

Double Points ACE MX @THE WICK 338, DBMX , ECHO VALLEY, HOLIDAY MNT, & OCFMX Events Only
  • 70’s Evolution
  • 80’s Modern
  • 90’s Advanced
  • 2000’s Y2K
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