Arizona Off-Road Championship

Information Release 

May 13, 2021

Sound Testing and Spark Arrester inspections will be part of the Technical Inspection process at the May 22nd AMRA Arizona Off-Road State Championships in Prescott AZ.

Technical inspection will be on Friday 3 PM – 7 PM at signup and trackside Saturday 6 AM – 10 AM.

Sound Testing and Spark Arrester inspections will be performed by DPS Technical, the industry leader in vehicle sound control. Participation from Klim gear has made this process possible.

DPS Technical and Klim are committed to responsible motorized recreation and value the relationships of the Off – Road racing participants and strive to be good neighbors in the community.

An educational outreach will be part of this event. Visit the technical inspection area for details.

Sound Testing will be performed as identified in the AMA Competition rulebook, using the internationally recognized SAE test procedure.


Spark Arrester inspections will follow methodology as identified by the United States Forest Service.


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