Play Moto X3M 4: Winter online For FREE! - Welcome to the winter special of this awesome bike stunt game, Moto X3M 4: Winter. Drive your two-wheeler through challenging tracks full of deadly traps, ramps, explosives and obstacles and try to get to the finish line alive. Complete every level as fast as you can to earn 3 stars, which you can use to unlock new riders. Perform front or backflips for extra seconds and try to finish all levels with 3 stars to name yourself a professional X3M rider. Have fun with Moto X3M 4: Winter!.