Video: Ken Roczen Wins the 2016 AMA 450 Pro Motocross Championship

Video: Ken Roczen Wins the 2016 AMA 450 Pro Motocross Championship

Take a look back on the years of success Ken Roczen has had during his time in America, all leading up to his latest title as the 2016 AMA 450 Pro Motocross Champion.

 

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Ashley is a digital and social media guru who loves a good dirt bike meme.