| Item | Part No. | Part Name | Qty | Serial No. |
| 21U-57-31110 | SEAT ASS'Y | 10001- | ||
| 1 | 22M-57-11100 | SEAT ASS'Y | 10001- | |
| 2 | 21S-57-28120 | SEAT ADJUSTER R.H. | 10001- | |
| 3 | 21S-57-28130 | SEAT ADJUSTER L.H. | 10001- | |
| 4 | 01010-80820 | BOLT | 10001- | |
| 5 | 01643-30823 | WASHER | 10001- | |
| 6 | 01584-00806 | NUT | 10001- | |
| 7 | 21U-57-31122 | BRACKET | 12097- | |
| 7 | 21U-57-31120 | BRACKET | 10001-12096 | |
| 8 | 01010-80820 | BOLT | 10001- | |
| 9 | 01643-30823 | WASHER | 10001- |