Get down and dirty as you take on the best BMX racers in a series of no-holds-barred races to determine who is the world's best rider. Claw your way up the rankings as you challenge top racers in a test of strength, skill, and speed. Earn licenses to move up to the elite classes--where the competition becomes even more intense--then claim your title as the ultimate Xtreme racer. Xtreme Wheels offers 20 different tracks to challenge you, each with its own unique layout of hills, jumps, and varied terrain. You can earn new riders who offer enhanced speed, strength, and stamina. The exclusive training mode gets you ready to ride with the big boys.