| Item | Part No. | Part Name | Qty | Serial No. |
| 569-88-63510 | RATIO VALVE ASS'Y | 4001- | ||
| 1 | 569-88-63520 | BODY | 4001- | |
| 2 | 569-88-63530 | COVER | 4001- | |
| 3 | 569-88-63540 | SPRING | 4001- | |
| 4 | 569-88-63550 | PISTON | 4001- | |
| 569-88-05020 | SERVICE KIT | 4001- | ||
| 5 | \6\ | VALVE | 4001- | |
| 6 | \6\ | SPRING | 4001- | |
| 7 | \6\ | O-RING | 4001- | |
| 8 | \6\ | O-RING | 4001- | |
| 9 | \6\ | SPRING | 4001- | |
| 10 | \6\ | O-RING | 4001- | |
| 11 | 569-88-63630 | SCREW | 4001- | |
| 12 | 569-88-63660 | PISTON | 4001- |