The series runs annually throughout late winter and spring each year.
Several riders who have had considerable international success have raced in and won the championship on a number of occasions, including Shayne King, Darryl King, Josh Coppins and Ben Townley.
The classes within the championship have evolved over time in line with what has been seen in the sport around the world.
Rounds of the New Zealand Motocross Championship typically have a one-day format.
Each class has both a short free practice session and a longer qualifying practice session, followed by three main points paying races that contribute to the final overall standings per round.