| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-57-41104 | SEAT ASS'Y | 307377- | ||
| 20Y-57-41102 | SEAT ASS'Y | 300001-307376 | ||
| AS195381 | UPPER ASS'Y | 300001- | ||
| 1 | AS195367 | BACK COVER KIT | 300001- | |
| 2 | AS195369 | BACK FOAM KIT | 300001- | |
| 3 | AS195370 | SEAT COVER KIT | 300001- | |
| 4 | AS195372 | SEAT FOAM KIT | 300001- | |
| 5 | AS195373 | FRAME KIT | 300001- | |
| 6 | AS195374 | HEAD REST KIT | 300001- | |
| 7 | AS192161 | CABLE KIT | 300001- | |
| 8 | AS186833 | HANDLE KIT | 300001- | |
| 9 | AS160122 | HI RISER SPRING KIT | 300001- | |
| 10 | AS195376 | HI RISER LATCH KIT | 300001- | |
| 11 | AS200024 | HEIGHT RISER KIT | 307377- | |
| 11 | AS195377 | HEIGHT RISER KIT | 300001-307376 | |
| 12 | AS195388 | SUSPENSION KIT | 300001- | |
| 13 | AS164899 | DAMPER KIT | 300001- | |
| 14 | AS166011 | BEARING KIT | 300001- | |
| 15 | AS195389 | UP STOP/BUMP STOP K. | 300001- | |
| 16 | AS195390 | TETHER BELT KIT | 300001- | |
| 17 | AS195391 | SUSPENSION COVER KIT | 300001- | |
| 18 | AS195392 | WEIGHT ADJUSTER KIT | 300001- | |
| 19 | AS165989 | LEVER/CENTRE PIVOT | 300001- | |
| 20 | AS195393 | ADJUSTMENT KIT | 300001- |