Technical info. for 150cc L x W x H: 1712x825x11650(mm) Wheelbase: 1375mm Max speed: 90km/h Dry weight: 130kg Max load 75kg Front brake: disc by handle Rear brake: drum by handle Ignition: electronic CDI Front tyre: 2.75-21 Rear tyre: 4.10-18 Engine: vertical,1 CYL,4 stroke Cylinder capacity: 149.4ml Bore x stroke: 62 x 49.5 mm Rated power: 7.2kw/8500(r/min) Max power: 8.2kw/9000(r/min) Max torque: 9.5N.m/7000(r/min) Cooling system: air cooled 200cc engine is also available!!!