Specification 1) Engine: two-stroke‚ one cylinder 2) Displacement: 39.8cc 3) Starting: hand pull type‚ manual 4) Clutch: centrifugal automatic 5) Brakes: mechanical disc brakes 6) Wheels: a) Front: tubeless: 90/65 - 6‚5 b) Rear: tubeless: 110/50 - 6‚5 or 90/65- 6‚5 7) Gasoline mixture: gasoline 92 octane or higher + 2t synthetic oil 8) Mixing ratio: (after break in period) 50: 1 9) Tank capacity: 1‚7 Liter (0‚44 US Gallon) 10) With the installed ratio: up to 50mph(80km/h) 11) Unloaded weight: (66lbs.) 30kg 12) Carrying capacity: (240lbs) 110kg 13) Product dimensions: 1‚100(L) x 560(W) x 550(H) mm