| Item | Part No. | Part Name | Qty | Serial No. |
| 421-850-2100 | BOOM ASS'Y | 53001- | ||
| 1 | \6\ | BOOM,LIFT | 53001- | |
| 2 | 421-70-21240 | BUSHING | 53001- | |
| 3 | 421-70-11381 | BUSHING | 53001- | |
| 4 | 421-70-11261 | BUSHING | 53001- | |
| 5 | 421-09-11310 | SEAL,DUST | 53001- | |
| 6 | 421-09-11320 | SEAL,DUST | 53001- | |
| 7 | 07020-00000 | FITTING,GREASE | 53001- | |
| 421-70-00120 | BELLCRANK ASS'Y | 53001- | ||
| 8 | \6\ | BELLCRANK | 53001- | |
| 9 | 421-70-11272 | BUSHING | 53001- | |
| 10 | 421-09-11330 | SEAL,DUST | 53001- | |
| 11 | 07020-00000 | FITTING,GREASE | 53001- | |
| 421-850-0020 | LINK ASS'Y | 53001- | ||
| 12 | 421-850-1210 | LINK | 53001- | |
| 13 | 421-70-11251 | BUSHING | 53001- | |
| 14 | 421-09-11310 | SEAL,DUST | 53001- | |
| 15 | 07020-00000 | FITTING,GREASE | 53001- |