2054 - EXCAVATOR LOGGER 2160 VEHICLE HYDRAULICS Parts group 2160 VEHICLE HYDRAULICS 2160 VEHICLE HYDRAULICS . MAIN HYDRAULIC PUMP COUPLER AND DRIVE GEARS Main Hydraulic Pump Housing, Disk, Rotors And Pressure Sensor HYDRAULIC PUMP RIGHT REGULATOR COMPONENTS HYDRAULIC PUMP LEFT REGULATOR COMPONENTS PILOT PUMP COMPONENTS HYDRAULIC PUMP GEARBOX TO ENGINE MOUNTING HYDRAULIC RESERVOIR VENT VALVE, HOSES AND LINES