- Three number plates are required and must be mounted securely and in a workmanlike manner. All number plates must be clearly visible. Materials and thickness are to be OEM material and style.
- Numbers must be at least 5-inch-high standard block letters. Numbers and letters must be clearly legible. Numbers must not be shaded or outlined and must have a professional appearance. AMA national numbers will take precedence in all events. Nothing but the number may appear on a number plate, except the top 2 inches of the front number plate for sponsor or rider’s name.
- A minicycle number plate should be no smaller than the original equipment supplied by that model.
- It is recommended that number plate colors be as follows:
- A classification: White with black numbers.
- B classification: Yellow with black numbers.
- C classification: Black with white numbers.
- It is recommended that, in addition to numbers on the motorcycle, the rider should put their number on the back of their jersey or chest protector.
Numbers on the rider and motorcycle must match.