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Observed Trials
A Yamaha rider is
all concentration at the
AMA Vintage Motorcycle Days trial in Ohio.
Photo: Matt Benson |
CLASSES
Note: All classes further divided into
Expert, Intermediate and Novice rider ability levels. A
separate non-points-paying Beginner category is offered for
riders on any AHRMA-eligible trials machine.
 | Girder Fork: Any
rigid-frame, girder-fork machine. |
| Rigid: Any non-swingarm
machine. |
| Premier Lightweight:
Pre-1965 era machines up to 250cc. |
| Premier Heavyweight:
Pre-1965 era machines 350cc and larger. |
| Classic: British
kit-framed two-stroke machines up to model year 1974
with 175cc or smaller OEM engine, and Spanish 4-speeds
to 250cc in original OEM frame. |
| Modern Classic: Any
unit-construction machine up to model year 1979.
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Click here for schedule.
Click here for entry forms and other info.
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