Get out in the dirt with the MX350 Electric Motocross Bike from Razor's Dirt Rocket line. The MX350 Dirt Rocket is a scaled down, electric powered motocross bike that offers younger riders a way to live out their off-road fantasies. With a high torque motor, large, knobby tires, and speeds up to 12 miles per hour, the MX350 leaves similar pocket dirt bikes in its dust.