| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-57-42201 | Seat Assembly | 1021- | ||
| 20Y-57-42200 | Seat Assembly | 1001-1020 | ||
| AS195381 | Upper Kit | 1001- | ||
| 1 | AS195367 | Back Seat Cover Kit | 1001- | |
| 2 | AS195369 | Back Seat Foam Kit | 1001- | |
| 3 | AS195370 | Seat Cover Kit | 1001- | |
| 4 | AS195372 | Seat Foam Kit | 1001- | |
| 5 | AS195373 | Frame Kit | 1001- | |
| 6 | AS195374 | Headrest Kit | 1001- | |
| 7 | AS192161 | Cable Kit | 1001- | |
| 8 | AS209669 | Handle Kit | 1021- | |
| 8 | AS186833 | Handle Kit | 1001-1020 | |
| 9 | AS160122 | Spring Kit | 1001- | |
| 10 | AS195376 | Latch Kit | 1001- | |
| 11 | AS200179 | Riser Kit | 1001- | |
| 12 | AS210186 | Suspension Kit | 1021- | |
| 12 | AS207078 | Suspension Kit | 1001-1020 | |
| 13 | AS198243 | Damper Kit | 1001- | |
| 14 | AS166011 | Bearing Kit | 1001- | |
| 15 | AS195389 | Up Stop and Bump Stop Kit | 1001- | |
| 16 | AS195390 | Tether Belt Kit | 1001- | |
| 17 | AS195391 | Suspension Cover Kit | 1001- | |
| 18 | AS210185 | Weight Adjuster Kit | 1021- | |
| 18 | AS195392 | Adjuster Kit, Weight | 1001-1020 | |
| 19 | AS165989 | Lever, Center Pivot Kit | 1001- | |
| 20 | AS208635 | Adapter Kit | 1021- | |
| 20 | AS207079 | Adjuster Kit | 1001-1020 |