| Item | Part No. | Part Name | Qty | Serial No. |
| 426-57-21413 | SEAT ASS'Y | 50098- | ||
| (\2\426-57-21412) | SEAT ASS'Y | (50078-50097) | ||
| (\2\428-S33-2811) | SEAT ASS'Y | (50078-50091) | ||
| 426-57-21411 | SEAT ASS'Y | 50078- | ||
| 1 | GJ2048193 | BACK REST | 50078- | |
| 2 | GJ140988 | SEAT CUSHION | 50078- | |
| 3 | GJ142733 | BACK REST EXTENSION | 50078- | |
| 4 | GJ136951 | GUIDE | 50078- | |
| 5 | GJ140678B | SUPPORT KIT | 50078- | |
| 5 | (\2\GJ140678) | SUPPORT KIT | (50078-50091) | |
| 6 | GJ1091082 | ACTUATOR ASS'Y | 50078- | |
| 7 | GJ140679 | HANDLE KIT | 50078- | |
| 8 | GJ2046567 | ACTUATOR,BACK REST | 50078- | |
| 8 | (\2\GJ1091108) | ACTUATOR,BACK REST | (50078-50091) | |
| 9 | GJ140694 | HANDLE | 50078- | |
| 10 | GJ1091158 | BEARING KIT | 50078- | |
| 11 | GJ1091191 | BACK STOP ASS'Y | 50078- | |
| 12 | GJ1088782 | COVER | 50078- | |
| 13 | GJ1088780 | COVER | 50078- | |
| 14 | GJ1091285 | SEAT BODY | 50078- | |
| 15 | GJ1091299 | BACK REST | 50078- | |
| 16 | GJ142259 | BOX KIT | 50078- | |
| 17 | GJ1091397 | ANGLE ADJUSTER ASS'Y | 50078- | |
| 18 | GJ1091389 | ACTUATOR | 50078- | |
| 19 | GJ139257 | BRACKET | 50078- | |
| 20 | GJ1091503 | SEAT DEPTH ADJUSTER | 50078- | |
| 21 | GJ139246 | LEVER | 50078- | |
| 22 | GJ1091428 | RESILIENT SHEET | 50078- | |
| 23 | GJ139254 | BRACKET KIT | 50078- | |
| 24 | GJ139521 | COVER | 50078- | |
| 25 | GJ1091214 | GLIDE | 50078- | |
| 26 | GJ1088777 | MOUNTING PARTS | 50078- | |
| 27 | GJ1091471 | ADJUSTMENT KIT | 50078- |