Motorcycle Classes:
Class A:
Solo motorcycles of British manufacture (engine and frame.)
Class B1:
Solo motorcycles up to and including 225cc.
Class B2:
Solo motorcycles over 225cc up to and including 450cc.
Class C:
Solo motorcycles over 450cc.
Class D:
Motorcycles with touring or trails sidecars. (Scooter side-car outfits are not eligible.
The ACTCÂ publishes an approved specification for a Trials Sidecar.
Class E:
Three wheelers as defined in the MCC Standing Supplementary Regulations 2005.
Click here for a list of the most used motorcycles in classic trials