Specifications: 1) Product dimensions (L x W x H): 360 x 310 x 185mm 2) Wheelbase: 275mm 3) Ground clearance: 30mm 4) Gear ratio: 14.3:1 5) Engine: 18cxp 6) Diameter of wheel: 120 x 60mm 7) Thread: 150mm Feature: 1) Fuel tank with vast capacity,easily to refuel with super calibre, prevent overflowing and leaking 2) Front / rear umbrella gear differential and differential box with leak protection 3) With 13.8g super-light-weight fly wheel, make the engine smaller in load 4) Adrustable-bounce, make spring buffered 5) Differential with 5pcs of screw only, fixing / disasembling is easy 6) The all-metal disc type brakes and super thick asbestos brake block 7) Flexuose 6061 aluminum chassis, thickness: 2.5mm aluminum alloy in 6061, Anodic heavy-duty adrustor 8) Variable shockproof spring Double sponge filter, dustproof result is better 9) 7.5mm oversize gas vent, 56mm resonance 10) Can be upgraded: a) Carbon fibre up-plate all-metal oil pressure type shockproof device b) Byte ten universal drive shaft c) All-metal exhaust pipe d) Ball bearing for whole vehicle e) Exhausting backward engine (need to match platform starter or bacilliform starter) Outer packing: 4pcs/carton Carton dimensions: 75.0 x 44.0 x 50.0cm N.W.: 13.00kg G.W.: 20.00kg