50cc,70cc,90cc,110cc ATV for kids Automatic with reverse can do 4 stroke,air cooled,E-start Engine: single cylinder,50 cc(also ... do with 70 cc,90 cc,110 cc engines), Four Stroke, Air-cooledDrive System: AutomaticTransmission: ChainBattery: 12V, 5AHFront Suspension: Double Spring ...