... EX200-1/2/3,ZAXIS330,EX300-2/3 Throttle Motor excavator stepping motor Item specifics Model Number:EX200-2 part number 1 ... model 4:EX120-3Hitachi excavator parts EX200-3 Motor assembly, step motor, engine motor, hydraulic excavator spare parts assembly 4257163 DescriptionHitachi ... foam/puff. Customized packing is available Hitachi Throttle Motor EX200-2-3 excavator stepping motor 4254563 & 4257163