Stewart is one of the fastest men to ever throw a leg over a dirt bike, and while he's well-known ... of the world's fastest motocross racers? James Stewart last year at High Point Raceway ...

When he came to the pro scene, James ... d be Stewart with 50 wins. McGrath ruled supercross in the '90s, with seven titles over eight seasons until Ricky Carmichael found his big bike groove ...

The younger brother of two-time 450SX champion James Stewart, who is arguably the fastest man ever to ride a dirt bike, is now in the history books as a 450 premier-class Supercross winner!

A motocross force of nature, James ‘Bubba’ Stewart has left a lasting imprint on the sport, not only for his sheer dominance, being one of only two riders in history to win perfect ...