RE151971 - AXLE 21 MAIN HYDRAULIC SYSTEM Parts group 21 MAIN HYDRAULIC SYSTEM 2160 HYDRAULIC SYSTEM . CONTROL VALVE PRESSURE AND RETURN HDYRAULICS HYDRAULIC PUMP AND RESERVOIR HOSES AND FITTINGS HYDRAULIC PUMP AND SPLINE ADAPTER TO TRANSMISSION HYDRAULIC RESERVOIR AND RETURN FILTER (SERIAL NO. -573512) HYDRAULIC RESERVOIR AND RETURN FILTER (SERIAL NO. 573513- ) COLD START DUMP VALVE PRIORITY VALVE MAIN HYDRAULIC PUMP COMPONENTS (27GPM) MAIN HYDRAULIC PUMP COMPONENTS (38GPM) Select group 21 MAIN HYDRAULIC SYSTEM John Deere: 2160 HYDRAULIC SYSTEM