Recommended Age 10+ Max Rider Weight 68kg / 150lbs Fuel Gas/Oil Mixture: Unleaded Engine Type 50cc Fuel Tank 1.6 Liter Number of Strokes 2 Cooling Mode Air Cooled Frame Steel Transmission Auto Centrifugal Number of Cylinders 1 Starting Pull Start Gear Ratio 7:5:1 Drive Train Chain Drive Compression Ratio 6:7:1 Max Power 1.25kw/7000r/min Max Torque 1.8Nm/5000rpm Suspension Front Inverted Fork Suspension Rear 190.5mm Mono Shock Brakes/Front Disc Brakes/Rear Disc Tires/Front 2.5-10 (15in diameter, 2.5in wide) Tires/Rear 2.5-10 (15in diameter, 2.5in wide) Built Size (LxWxH) 1110mm*585mm*813mm Seat Height 560mm Wheel Base 890mm Ground Clearance 220mm Gross Weight 21kg / 46lbs Max Speed >37kmph / 23mph