This is the Radio Controlled, Electric Powered, 1/10 scale, Porsche 911 GT2 On-Road Car Kit from Tamiya. FEATURES: Chassis: TA-02 SW (short wheelbase) molded plastic Drive: Four wheel shaft drive, dogbone Motor: Torque-Tuned 540 size brushed ESC: TBLE-02S with brushed and brushless motor mode, Kyosho type battery connector Rear Differential: Ball type Spur Gear: 74 tooth plastic Pinion Gear: 21 tooth metal Suspension: Fully independent double wishbone Shocks: CVA plastic body oil-filled Tires: Slick rubber 2.5" (64mm) diameter, front width 1.02" (26mm), rear width 1.2" (31mm), with foam inserts Wheels: Two piece plastic bronze color front width 1.02" (26mm), 1.25" (32mm) rear width, 1.9" (48mm) diameter Steering: Bellcrank type Body: Polycarbonate Camber: Non-adjustable, camber refers to the angle of the tops of the tires from vertical when viewed from front or behind vehicle Caster: Adjustable front only, caster/toe-in refers to the angle of the front suspension when viewed from the side of the car in relation to the chassis INCLUDES: TT-02 Porsche 911 GT2 with Brushed Motor, ESC, Body, Tires, Wheels Foam Inserts, Decals, Shock Oil and Instruction Manual REQUIRES: Radio: 2-ch with steering servo Battery: 7.2V stick pack with standard connector Battery Charger: For selected battery pack Polycarbonate safe spray or brush-on paint Track and maintenance equipment SPECS: Vehicle- Length: 17.4" (442mm) Width: 7.9" (202mm) Height: 5.4" (137mm) Wheelbase: 9.3" (236mm) Body- Length: 17.2" (437mm) Width: 7.5" (190mm) at rear wheels, widest point Height: 4.3" (109mm) COMMENTS: To upgrade to ball bearings order; Qty. Size Location Qty Bearing Set 1 5x11mm Spur Gear 1 DTXC1547 1 5x8mm Spur Gear 1 DTXC1523 1 5x11mm Driveshaft 1 DTXC1547 1 5x8mm Driveshaft 1 DTXC1523 2 8x12mm Differential 1 DTXC1581 2 6x12mm Front Uprights 1 DTXC1569 2 10x15mm Front Uprights 1 DTXC1595 4 5x11mm Rear Uprights 2 DTXC1547 2 5x11mm Front Gearbox 1 DTXC1547 1 5x11mm Counter Gear 1 DTXC1547 jxs 05/19/16 ir/jxs