【 Born to Race 】This is an assembly model kit of the shaft-driven Mini 4WD racer, the Rising-Trigger. The Super X chassis features a semi-monocoque frame that has an extra strength and a cross-shape battery holder. Motor attachment/detachment can be conveniently done with the body mounted onto the chassis. The kit comes with 24mm diameter low-profile slick tires and has a choice of either 3.5:1 or 4:1 gear ratio. The body features straight body forms with sharp nose section and dynamic rear cowling. Also, a wide range of Grade-Up Parts are available to further customize the machine.