| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (\8\206-63-X9060) | BOOM CYLINDER GROUP,L.H. (SEE FIG.Y1620-01A3A) | 10044- | |
| 1 | (\8\206-63-X3300) | BOOM CYLINDER GROUP,L.H. (SEE FIG.Y1620-01A3A) | 10001-10043 | |
| 2 | (\8\206-63-X9070) | BOOM CYLINDER GROUP,R.H. (SEE FIG.Y1620-01A3A) | 10044- | |
| 2 | (\8\206-63-X3310) | BOOM CYLINDER GROUP,R.H. (SEE FIG.Y1620-01A3A) | 10001-10043 |