1. Length: 530mm 2. Width: 420mm 3. Height: 200mm 4. Tire diameter:140mm5. Wheelbase: 360mm6. Gear ratio: 12.4:17. Ground clearance: 76mm  8. Wheel:120mm(Diameter),82mm(Width)9. Engine: 25CXP with pull starter Features:1. Vertex 25cxp Engine 2. High torque GWS steering servo at nearly 9 kg-cm 3. Anodized aluminum 6061 T6 chassis4. 4 full aluminum oil-pressure shocks 5. Powerful universal joint cups & high quality ball bearings6. Polished aluminum exhaust pipe and manifold 7. Large knobby off-road tyres 8. Disc brake system 9. 2 CH AM transmitter with LCD display Optional parts:1. 2 CH FM transmitter with LCD display