Parts list: № Number Qty Name Options 1 R186865 2 Back-Up Ring 2 RE163491 1 Solenoid Valve 3 RE186848 1 Seal Kit 4 R26906 1 O-Ring 5 R27166 1 O-Ring 6 R186866 2 Back-Up Ring 7 R33259 1 O-Ring Next page: ST395574 Trailer Brake Valve (Hydraulic) ST395576 AIR BRAKE CONTROL VALVE BRACKET ST395577 AIR BRAKE AIR TANK ST395585 AIR BRAKE CABLE ST75297 Brake Valve Hardware Kit, Manual Backup ST395570 Secondary Brake Lever ST395568 Brake Valve Lines ST395567 Brake Valve Attenuator ST395566 SECONDARY BRAKE (EUROPEAN VERSION) ST395565 BRAKE DISK