Parts list: № Number Qty Name Options 1 R125666 2 Ring 2 R125667 2 Ring 3 R344689 2 Plate 4 R211948 2 Piston 5 RE591216 2 Brake Disk Next page: ST993352 Brake Valve, W/ Hydraulic Trailer Brake ST972349 Hydraulic Trailer Brake Kit, (For Region 2 and Region 4) ST962256 Brake Valve, W/ IVT™, W/ Front Brakes, W/O Trailer Brakes ST1010418 Brake Valve, W/ Air Trailer Brake (120005 - ) ST959116 Brake Valve, W/ Air Trailer Brake ( - 120004) ST962349 Brake Valve, PST, W/O Secondary Brake, Air Trailer Brake and Hydraulic Trailer Brake, W/ Front Axle Brake ST962328 Brake Valve, IVT™, W/ Hydraulic Trailer Brake ( - 120004) ST962240 Brake Valve, PST, W/O Secondary Brake, W/ Hydraulic Trailer Brake ( - 120004) ST962236 Brake Valve, PST, W/O Secondary Brake, W/ Hydraulic Trailer Brake ( - 120004) ST959057 Brake Valve, IVT™, W/ Secondary Brake, W/O Air Trailer Brake, W/O Hydraulic Trailer Brake, W/O Front Axle Brakes