This is the electric powered 1/10 scale, Weider HSV-10 On-Road Car Kit. This car can be used in Tamiya Official Races. Chassis: TT-01 type E composite chassis-compatible with a variety of Tamiya Option Parts Drive: Four wheel shaft drive Electronic Speed Control: Tamiya TEU-104BK with reverse Motor: 540 motor with pre-attached leads Ball Bearings: Installed in differentials, bushings in wheel hubs Shocks: Friction, plastic body Gearbox: Sealed, front and rear Differentials: Bevel gear, bushing equipped Transmission: Single speed Body: Clear untrimmed, with window mask and body trim decals Tires: Slick 1.0" (26mm) wide, 2.5" (65mm) diameter Wheels: 6-spoke gray 2.0" (52mm) outer diameter, 1.0" (26mm) wide and set of blue lace pattern 0.94" (24mm) wide, 2.0" (52mm) diameter wheels with +2° offset Bumper: Front foam Suspension: Independent double wishbone Camber: Non-adjustable, camber refers to the angle of the tops of the tires from vertical when viewed from front or behind vehicle Caster: Non-adjustable, caster/toe-in refers to the angle of the front suspension when viewed from the side of the car in relation to the chassis Steering: Bell-crank type with servo saver Weider HSV-10 kit, 540 motor, ESC, clear body, tires, foam bumper, 19 tooth pinion gear, 61 tooth spur gear, window mask decals, two sets of wheels and instruction manual Radio: 2-channel with one standard servo Radio Batteries: 8 AA size (for transmitter) Battery: 6-cell stick pack with standard connector Charger: AC/DC timed or peak for 6-cell battery Misc. Items: Building and track equipment VEHICLE-- Length: 15.7" (400mm) Width: 7.2" (183mm) Height: 5.5" (140mm) Wheelbase: 9.9" (251mm) BODY- Length: 16.5" (420mm) Width: 7.5" (190mm) Height: 4" (102mm) For replacement, or to upgrade to Ball Bearings use: Qty. Size Location Qty. Bearing Set 2 5x11mm Front Hubs 1 DTXC1547 2 5x11mm Rear Hubs 1 DTXC1547 2 8x12mm Front Diff 1 DTXC1581 2 8x12mm Rear Diff 1 DTXC1581 2 5x11mm Fr Driveshaft Joint 1 DTXC1547 2 5x11mm Rear Driveshaft Joint 1 DTXC1547 Body shown on box is painted silver with all decals applied jxs 05/29/12 ir/jxs &