Model:SJ150ST-11 Main Feature:150cc,4 stroke,GY6,single cylinder,electric start,with outside reverse gear,chain drive,front drum&rear disc brake Specifications: Displacement(ml):149 Dimension(L*W*H)(mm):1650*980*1030 Wheel Base(mm):1120 Starting Mode:Electric Braking Mode:Front Drum/Rear Disc Max Speed(km/h):45 Net Weight(kg):130 Max Load(kg):125