Parts list: № Number Qty Name Options 1 RE562691 1 Control Valve (Powered Backup) (IVT™) (CommandQuad™ W/ 50K) (CommandQuad™ W/ 40K and ACS™) SUB FOR RE319946 2 RE575220 1 Control Valve (Manual Backup) (CommandQuad™ W/ 40K and W/O ACS™) (AutoQuad™/ PowrQuad™) SUB FOR RE319947 Next page: ST193831 Steering Line, CommandQuad™ / AutoTrac™ / 40 K, W/O Brake Retractors ST197196 FIELD KIT - AIR COMPRESSOR DRIVE ST208876 Secondary Brake Valve and Lines, W/O Trailer Brakes, 425 mm Differential ST208888 Rear Brake Lines - W/ Secondary Brake or Trailer Brakes, Group 47/48 ( - 009208) ST245649 Air Compressor And Lines (W/ Hyd. Trailer Brakes) (PQT) ST163382 Mounting Parts, Brake Valve ST163330 Secondary Hydraulic Pump, For PowrQuad™, IVT™ or e23™ W/ 425 mm Differential Case ST134453 Steering Wheel Position Sensor ST121904 Steering Cylinder PICT-60.1 60 Steering and Brakes