| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 428-40-21110 | JOINT ASS'Y | 51001- | |
| 2 | 01050-51040 | BOLT | 51001- | |
| 3 | 01602-21030 | WASHER,SPRING | 51001- | |
| 417-40-22131 | COLUMN ASS'Y | 51001- | ||
| 4 | \6\ | COVER | 51001- | |
| 5 | 417-40-22171 | SHAFT | 51001- | |
| 6 | 417-40-22180 | SEAL,OIL | 51001- | |
| 7 | 417-40-22190 | RING | 51001- | |
| 8 | 417-40-22210 | RING | 51001- | |
| 9 | 417-40-22220 | BEARING | 51001- | |
| 10 | 417-40-22290 | COVER,DUST | 51001- | |
| 11 | 417-40-22310 | SHIM | 51001- | |
| 11 | 417-40-22320 | SHIM | 51001- | |
| 12 | 417-40-22330 | SHIM | 51001- | |
| 12 | 417-40-22340 | SHIM | 51001- | |
| 12 | 417-40-22350 | SHIM | 51001- | |
| 13 | 02010-70632 | BOLT | 51001- | |
| 14 | 01640-21016 | WASHER | 51001- | |
| 15 | 02010-70638 | BOLT | 51001- | |
| 16 | 01640-21016 | WASHER | 51001- | |
| 17 | 42C-40-12550 | VALVE ASS'Y,STEERING | 51001- | |
| 18 | 01010-81025 | BOLT | 51001- | |
| 19 | 01643-31032 | WASHER | 51001- |