... 110cc Children ATV Detailed Product Description---------------------------------------------------------------------------------------------------------------Dimensions (L x W x H): 1230 x 635 x 830mm Wheelbase: 850mm Seat height: 580mm Min.Ground ... , single cylinder, air-cooling, 4-stroke,full automatic Cylinder size: 47 x 41.4mm Compression proportion: 8.8:1 Displacement: 49ml Max ...