Dean Wilson, Marvin Musquin, Max Vohland and more testing at Glen Helen Raceway

AMA Pro Motocross / Video

With the Lucas Oil AMA Pro Motocross Championship beginning later this month, factory riders have taken over the local moto tracks for days spinning lap after lap, preparing for the summer.

Spencer Owens was out at Glen Helen Raceway on May 18 for a day of filming the “stopwatch nationals.” Check out the raw footage Owens captured of the following riders: Marvin Musquin, Dean Wilson, Max Vohland, Michael Mosiman, Pierce Brown, Alex Ray, Brandon Hartranft, Stilez Robertson, Derek Drake, Mitchell Falk, Derek Kelley, Coty Schock, and Darian Sanayei.

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