1.Engine:23/28cc Pro(vtx) 2.Steering servo: 20kg Throttle servo: 9KG 3.Length:810mm 4.Width:400mm 5.Height:240mm 6.Weight:11KG 7.Wheelbase:510mm 8.Drive way:shaft drive 9.Chassis:4mm thickness.Aluminum6061T6 Ground clearance:40mm 10.Wheel diameter/Width:140mm/65mm 11.Fuel tank capactity:700cc 12.Drive system:4WD Wheel rim color:black&white,chrome plated 13.Diffirential system:CNC process metal gear 14.Brake system:double brake discturn round system 15.Gear ratio:1:7.8 16.Receiver battery/charger:1500/200mAh,NI-MH battery 17.Body: anti-explode,high resistance 18.camber angel:0-10 19.R/C Control system:AM LCD transmitter 20.Out of control protection:standard protection equip. 1.High quality main/diff.gears . 2.2WD/3WD Shaft center drive system.solid universal joint cups.high performance full ball bearing. 3.Fiberglass brake disc provides quick brake response under high temperature. 4.The thick and durable on-road tires keep close to the floor completely. 5.Fold stylish and solid full anodized aluminum 6061chassis. 6.High quality front Bumper foam against accident impacts. 7.Powerful engine system with air filter.full aluminum polished exhaust pipe. 8.Enhanced suspension arm system,high performance shock absorber. 9.High quality unleaded Gasoline+Stroke oil mixture to start your engine. 10.The Car can be reconstructed into 4WD according to customer requirement.