HPI Racing 106159 Sprint 2 Flux with Mustang GT-R Body RTR 2.4GHz TF-40 radio system with pistol grip transmitter and 2.4GHz operation for trouble free reception Brushless motor and ESC for blistering speed Nimble 4WD handling and east to drive in all conditions Strong adjustable steel dog bones for simplicity and durability Ball bearings throughout the drive train