Parts list: № Number Qty Name Options 1 RE253788 1 Seal Kit Next page: ST391613 Trailer Air Brake Hand Brake (European Version) (034950 - ) ST392239 Brake Valve Overhaul Kit ST777575 Brake Valve Hardware Kit ST780531 Attachment, Hydraulic Trailer Brake ST822448 Seal Kit, Steering Control Valve ST391609 TRAILER AIR BRAKE AIR COMPRESSOR (8.1L) ST391608 Trailer Air Brake Air Compressor (6.8l) (European Version) ST391605 TRAILER AIR BRAKE CAB CONTROL ST391604 TRAILER AIR BRAKE MANUAL CONTROL VALVE ST391602 Trailer Brake Valve Kit