| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 561-83-41210 | EXTENSION (WELDED) | 1501-1506 | |
| 2 | 561-83-41220 | EXTENSION (WELDED) | 1501-1506 | |
| 3 | 561-83-31230 | PLATE (WELDED) | 1501-1506 | |
| 4 | 561-83-41230 | PLATE (WELDED) | 1501-1506 | |
| 5 | 561-83-41240 | GUARD (WELDED) | 1501-1506 | |
| 6 | 01572-21225 | SEAT (WELDED) | 1501-1506 | |
| 7 | 01572-21232 | SEAT (WELDED) | 1501-1506 | |
| 8 | 561-83-41260 | SEAT (WELDED) | 1501-1506 | |
| 9 | 561-83-41250 | PLATE | 1501-1506 | |
| 10 | 01010-51225 | BOLT | 1501-1506 | |
| 11 | 01643-31232 | WASHER | 1501-1506 |