| Item | Part No. | Part Name | Qty | Serial No. |
| 20T-70-00920 | ARM ASS'Y | 18001- | ||
| 1 | \6\ | ARM | 18001- | |
| 2 | 20T-70-71250 | BUSHING | 18001- | |
| 3 | 20T-70-25740 | BUSHING | 18001- | |
| 4 | 20T-70-71880 | BUSHING | 18001- | |
| 5 | 07020-00000 | FITTING,GREASE | 18001- | |
| 6 | 07020-00675 | FITTING,GREASE | 18001- | |
| 7 | 07145-00050 | SEAL,DUST | 18001- | |
| 8 | 07145-00045 | SEAL,DUST | 18001- | |
| 9 | 20T-70-71230 | PIN | 18001- | |
| 10 | 07020-00000 | FITTING,GREASE | 18001- | |
| 11 | 20S-70-71571 | PIN | 18001- | |
| 12 | 20T-70-19130 | SPACER¤ 1.0MM | 18001- | |
| 13 | 04082-00212 | LOCK | 18001- | |
| 14 | 01010-51230 | BOLT | 18001- | |
| 15 | 01643-31232 | WASHER | 18001- | |
| 16 | 20T-62-73320 | HOSE | 18001- |