ST50 A MINI QUAD (A.T.V. ) SPECS Type--------------------------------------------Off Road-A.T.V. TYPE OF ENGINE -------------------------49cc,1- CYLINDER,FORWARD INCLINED,AIR COOLED,4-STROKE,GASOLINE,TORQUE INDUCTION BORE AND STROKE (mm)------------- 40.0x39.2mm(1.575x1.543 in) COMPRESSION RATIO-------------------6.5 TO 1 COOLING ------------------------------------AIR COOLED IGNITION -------------------------------------CDI ST90A QUAD (A.T.V. ) SPECS Type--------------------------------------------Off Road-A.T.V. TYPE OF ENGINE -------------------------89cc,1- CYLINDER,FORWARD INCLINED,AIR COOLED,4-STROKE,GASOLINE,TORQUE INDUCTION COMPRESSION RATIO-------------------6.5 TO 1 COOLING ------------------------------------AIR COOLED IGNITION -------------------------------------CDI TRANSMISSION ---------------------------SEMI- AUTOMATIC FINAL DRIVE---------------------------------CHAIN STARTING SYSTEM------------------------ELECTRIC ST110A QUAD (A.T.V. ) SPECS Type--------------------------------------------Off Road-A.T.V. TYPE OF ENGINE -------------------------107cc,1- CYLINDER,FORWARD INCLINED,AIR COOLED,4-STROKE,GASOLINE,TORQUE INDUCTION COMPRESSION RATIO-------------------6.5 TO 1 COOLING ------------------------------------AIR COOLED IGNITION -------------------------------------CDI TRANSMISSION ---------------------------SEMI- AUTOMATIC FINAL DRIVE---------------------------------CHAIN STARTING SYSTEM------------------------ELECTRIC Origin China Packaging 1 Delivery lead time 30-45 DAYS Supply ability 1000 sets/month