| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20Y-966-3110 | BOOM,FIRST | 202911-205510 | |
| 2 | 205-62-73430 | SEAT | 202911-205510 | |
| 3 | 20Y-62-13760 | SEAT | 202911-205510 | |
| 4 | 20Y-62-24170 | BRACKET (WELDED) | 202911-@ | |
| 5 | 20Y-62-45182 | BRACKET (WELDED) | 202911-@ | |
| 6 | 20Y-62-45210 | BRACKET (WELDED) | 202911-@ | |
| 7 | 20Y-62-45740 | BRACKET (WELDED) | 202911-@ | |
| 8 | 20Y-62-45750 | BRACKET (WELDED) | 202911-@ | |
| 9 | 20Y-62-46230 | BRACKET (WELDED) | 202911-@ | |
| 10 | 20Y-70-11651 | SEAT (WELDED) | 202911-@ | |
| 11 | 20Y-70-31511 | BUSHING | 203487-@ | |
| 11 | \0\20Y-70-31510 | BUSHING | 202911-203486 | |
| 12 | 07145-00090 | SEAL | 202911-@ | |
| 13 | 07049-01215 | PLUG | 202911-@ | |
| 14 | 20Y-70-31710 | BUSHING | 202911-@ | |
| 15 | 208-70-61191 | PIN | 202911-@ | |
| 16 | 207-70-72390 | SPACER, 2.0MM | 202911-@ | |
| 16 | 207-70-72420 | SPACER, 2.5MM | 202911-@ | |
| 16 | 207-70-72430 | SPACER, 3.0MM | 202911-@ | |
| 17 | 205-70-66580 | PLATE | 202911-@ | |
| 18 | 01010-81235 | BOLT | 202911-@ | |
| 19 | 01643-31232 | WASHER | 202911-@ | |
| 20 | 07020-00900 | FITTING | 202911-@ |