Parts list: № Number Qty Name Options 1 19M7139 2 Cap Screw M8 X 20 2 AL230451 1 Support 3 19M7660 2 Screw M8 X 20 4 RE572471 1 Control Valve Solenoid Valve of Air Trailer Brake 5 AL209663 1 Check Valve Pneumatic Shuttle Valve 6 19M7797 1 Screw M6 X 40 7 AL233016 1 Pneumatic Control Valve Next page: ST1036790 Pneumatic Accumulator, Air Trailer Brake, W/ Cab Cleaning Function ST1052447 Valves, Couplers, 2+1 Line Air Trailer Brake System, W/O Front Axle Brake ST1037342 Valves, Couplers, 2 Line Air Trailer Brake System, W/O Front Axle Brake, W/ Secondary Brake ST465182 Couplers, 2 Line Air Trailer Brake System ST1021762 Valves, Couplers, 2 Line Air Trailer Brake System, W/ Front Axle Brake ST1052445 Valves, Couplers, 2+1 Line Air Trailer Brake System, W/ Front Axle Brake ST974226 Mounting Parts, Air Trailer Brake Valve, W/O Pick-Up Hitch ST974228 Mounting Parts, Air Trailer Brake Valve, W/ Pick-Up Hitch ST1035956 Lines / Fittings, Air Trailer Brake System, W/ Cab Cleaning Function, AutoPowr™ / IVT™, AutoQuad™, PowrQuad™ or DirectDrive ST1037344 Valves, Couplers, 2+1 Line Air Trailer Brake System, W/O Front Axle Brake, W/ Secondary Brake