Ultimate dirtbike USA Motocross dirtbike racing at its best, this time its American Dirt bike action. Race your dirtbike over a series of 40
moto X courses with swings, log ramps, barrels, posts, scales tricky physics based action to overcome.
Lean back and forward on the bike to do front and back wheelies yo help you over the obstacles. Superb physics and bike
handling will help you get to the end of the level.