| Item | Part No. | Part Name | Qty | Serial No. |
| 714 277 C91 | VALVE ASSEMBLY, SERVICE BRAKE RELAY | | |
| 637 374 C91 | KIT, VALVE REPAIR | | |
| 1 | (NSS) | O-RING, VALVE | | |
| 2 | (NSS) | RING, SEALING | | |
| 3 | (NSS) | O-RING, PISTON | | |
| 4 | (NSS) | DIAPHRAGM, EXHAUST | | |
| 5 | (NSS) | VALVE, INLET AND EXHAUST | | |
| 6 | (NSS) | RETAINER, VALVE SPRING | | |
| 7 | (NSS) | SPRING, VALVE | | |
| 8 | (NSS) | WASHER, VALVE FLAT | | |
| 9 | (NSS) | O-RING, VALVE | | |
| 10 | (NSS) | RETAINER, VALVE O-RING | | |
| 11 | (NSS) | RING, VALVE RETAINING | | |
| N/I | (NSS) | LUBRICANT | | |
| 12 | 634 413 C91 | COVER ASSEMBLY, VALVE | | |
| 13 | 634 414 C1 | CAP, VALVE COVER | | |
| 14 | 177 625 H1 | 0-RING, CAP | | |
| 15 | 634 415 C2 | DIAPHRAGM | | |
| 16 | (NSS) | COVER, VALVE | | |
| 17 | 634 416 C1 | COVER, EXHAUST | | |
| (NSS) | SCREW, MOUNTING | | |
| 18 | 167 079 | SCREW, PAN CR - 10-24 X 3/8 | | |
| 19 | 634 418 C1 | PISTON, RELAY | | |
| 20 | 184 967 H1 | WASHER, DIAPHRAGM | | |
| 21 | 634 419 C1 | COVER | | |
| 1141 387 C1 | SCREW & WASHER | | |
| 22 | (NSS) | BODY, VALVE | | |
| 1151 928 C1 | SCREW & WASHER, 1-1/4 IN. LONG | | |
| 1151 930 C1 | SCREW & WASHER, 2 IN. LONG | | |
| | | | |
| | F1 - ALSO INCLUDED IN KIT 637 374 C91. | | |
| | | | |
