| Item | Part No. | Part Name | Qty | Serial No. |
| 21W-57-41200 | SEAT ASS'Y | 4001- | ||
| AS185137 | UPPER ASS'Y | 4001- | ||
| 1 | AS182322 | BACK COVER ASS'Y | 4001- | |
| 2 | AS160167 | BACK FOAM KIT | 4001- | |
| 3 | AS180977 | SEAT COVER ASS'Y KIT | 4001- | |
| 4 | AS157154 | SEAT FOAM KIT | 4001- | |
| 5 | AS185139 | FRAME ASS'Y | 4001- | |
| 6 | AS167490 | ARM REST ASS'Y,L.H. | 4001- | |
| 7 | AS167491 | ARM REST ASS'Y,R.H. | 4001- | |
| 8 | AS185141 | SLIDER ALL KIT | 4001- | |
| 9 | AS162658 | HANDLE KIT | 4001- | |
| 10 | AS163577 | SUSPENSION COVER KIT | 4001- | |
| 11 | AS169317 | HEAD REST KIT | 4001- | |
| 12 | AS182415 | LIFTING BRACKET KIT | 4001- | |
| 13 | AS185145 | TETHER BELT KIT | 4001- | |
| 14 | AS185143 | BRACKET FIXING KIT | 4001- | |
| 15 | AS159388 | BRACKET KIT | 4001- | |
| 16 | AS182325 | SUSPENSION ASS'Y | 4001- | |
| 17 | AS156738 | BEARING KIT | 4001- | |
| 18 | 01252-80825 | BOLT | 4001- | |
| 19 | 01010-D0820 | BOLT | 4001- | |
| 20 | 01643-70823 | WASHER | 4001- |