| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20R-973-3170 | FRAME | 18001- | |
| 2 | 201-46-23111 | TUBE | 18001- | |
| 3 | 20R-46-11160 | CONNECTOR | 18001- | |
| 4 | 20R-46-11150 | ELBOW | 18001- | |
| 5 | 07831-00411 | SLEEVE | 18001- | |
| 6 | 07832-00410 | NUT,SLEEVE | 18001- | |
| 7 | 07020-00000 | FITTING,GREASE | 18001- | |
| 8 | 07020-00675 | FITTING,GREASE | 18001- | |
| 9 | 20T-54-26760 | TUBE | 18001- | |
| 10 | 20S-46-21190 | PLATE,(FOR CAB) (NOT SHOWN) | 18001- |