1) User age: >14 years old 2) Engine type: 2-stroke, single cylinder 3) Engine displacement: 49cc 4) Cool model: water cool 5) Starter: pulling 6) Brakes: disk brakes 7) Transmission mode: chain 8) Wheels: a) Front: 90/60-6.5 b) Rear: 110/50-6.5 9) Tank capacity: 1.7L 10)Gas ratio: petrol, 1:30engine oil mixing 11)Torque: 4.5N.m / 18,000rpm 12)Max speed: 110Km/h 13)Max load: 110kg 14)GW/NW: 32/28kg 15)Packing: Carton size: 109x31x62(cm) Carton Qty: 125pcs/20 FCL, 256pcs/40 FCL, 280pcs/40HQ IMPROVED PARTS: 1.The front fork is shortened 20mm 2.Use blata front fork and single brake disc 3.Use new seat pad 4.Use new clutch: The material be thicker by 1.5mm on each shoe The hole in the clutch is smaller than before. The spring is thicker,it is 2.5mm. 5.. Foot pegs are rubber. 6. The position of the water bottle are moved forward now. 7. Zhongya Slick/Smooth tyres. 8. Gas tank and exhaust The exit of the gas tank moved to the side of gas tank. It is not against the exhaust