Vintage MX Alberta

125 CC Vintage   (pre 1977)

250 CC Vintage   (pre 1977)

500 CC Vintage  (pre 1977)

125 CC Evo  

250 CC Evo  

500 CC Evo  

G.P.  

NextGen  

Ladies Open Class

Plus 20  (2006 & older)

Trail Bikes

 

 

 

Vintage Class ( for 2026 will be 1977 and older)

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Generally described as motocross bikes having twin or mono-shock suspension (no linkage and basically 7" front travel and 4" rear travel), air cooled engines and no disc brakes, Generally 1974 and like model years.

 

TransAMA Class (for 2026 will be incorporated into the Vintage Class)

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Includes the first generation of longer travel suspension,  generally 75-77.   Forward mounted shocks, and laid down  shocks,  travels limited to 9 inches front and back.  

 

Evo Class (for 2026 linkage and disc brake models will be allowed)

 

As above, but without the suspension travel length restrictions. Generally 1978 to 1982 and like models.  Linkage is not permitted, Inverted forks are not permitted. No liquid cooled engines or disk brakes.  

 

GP Class

 

Constitutes more modern machines (1983 to 1987) and allows linkage, Front disc brake and water cooled engines.   Rear drum brake,  no hydraulic rear disc brakes. 

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NextGen Class

 

Includes 1988 up to 1998 steel frame construction, linkage, disc brakes and water cooled engines,  and like models. 

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Ladies Open Class

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This includes any bike legal in any other class, ranging from Vintage Class all the way up to Plus 20.

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Plus 20 Class

This  class includes all dirtbikes 20 years old or older.  For 2026, any bike up to a 2006 will be eligible. There is no “and the like” rule in this class.