670C - GRADER, MOTOR 2160 Vehicle Hydraulics Parts group 2160 Vehicle Hydraulics 2160 Vehicle Hydraulics . MAIN HYDRAULIC PUMP (75 CC)(82CC), FITTINGS AND MOUNTING MAIN HYDRAULIC PUMP (90 CC), FITTINGS AND MOUNTING MAIN HYDRAULIC PUMP TO RELIEF VALVE HOSES HYDRAULIC PUMP TO OIL COOLER HOSE (W/O HFWD) MAIN HYDRAULIC PUMP (75 CC) (SERIAL NO. -585613) MAIN HYDRAULIC PUMP (82 CC) (SERIAL NO. 585614- ) MAIN HYDRAULIC PUMP (90 CC) (W/ AND W/O AUXILARY DRIVE) HYDRAULIC RESERVOIR AND FITTINGS (S.N. -589368) HYDRAULIC RESERVOIR AND FITTINGS (HFWD) (S.N. -589368) HYDRAULIC RESERVOIR, FILLER CAP, AND HOSES (S.N. 589369- ) MAIN HYDRAULIC PUMP DISCONNECT (90 CC PUMP) DISCONNECT SOLENOID VALVE (90 CC HYDRAULIC PUMP) HYDRAULIC CONTROL VALVE ASSEMBLY HYDRAULIC CONTROL VALVE SECTION (LEFT AND RIGHT BLADE LIFT, SCARIFIER) HYDRAULIC CONTROL VALVE SECTION (WHEEL LEAN, CIRCLE SIDE SHIFT,BLADE PITCH, BLADE SIDE SHIFT) REAR STEERING VALVE SECTION HYDRAULIC CONTROL VALVE SECTION (CIRCLE ROTATE) HYDRAULIC CONTROL VALVE INLET AND OUTLET SECTIONS (WITH PRESSURE CONTROL VALVE) MAIN HYDRAULIC CONTROL VALVE HOSE AND FITTINGS CONTROL VALVE PRESSURE AND RETURN HYDRAULICS (SN -585765) MAIN SYSTEM RELIEF VALVE (SN -585765) MAIN SYSTEM RELIEF VALVE (SN 585766-) MAIN HYDRAULIC FILTER, FITTINGS AND MOUNTING MAIN HYDRAULIC FILTER HOSES ATTENUATOR INSTALLATION KIT