| Item | Part No. | Part Name | Qty | Serial No. |
| 421-57-41111 | Seat Assembly | 91275- | ||
| 1 | 421-57-31510 | Cushion | 90216- | |
| 2 | 421-57-31520 | Backrest | 90216- | |
| 3 | 421-57-31541 | Armrest | 90216- | |
| 4 | 421-57-31550 | Lifter Assembly | 90216- | |
| 4 | 421-57-31620 | Cover Assembly | 90216- | |
| 5 | 421-57-31630 | Cover | 90216- | |
| 6 | 421-57-31820 | Cap | 90216- | |
| 7 | 421-57-31640 | Cover | 90216- | |
| 8 | 421-57-31820 | Cap | 90216- | |
| 8 | 421-57-31650 | Knob Assembly | 90216- | |
| 9 | Knob | 90216- | ||
| 10 | Knob | 90216- | ||
| 11 | Knob | 90216- | ||
| 12 | Knob | 90216- | ||
| 13 | 421-57-31740 | Switch, Lumber | 90216- | |
| 14 | 421-57-31750 | Switch, Air Suspension | 90216- | |
| 15 | 421-57-31560 | Suspension Assembly | 90216- | |
| 16 | 421-57-31710 | Spring Assembly | 90216- | |
| 17 | 421-57-31720 | Compressor Assembly | 90216- | |
| 18 | 421-57-31730 | Damper | 90216- | |
| 18 | 421-57-31760 | Wiring Harness Assembly | 90216- | |
| 19 | Wiring Harness | 90216- | ||
| 20 | Wiring Harness | 90216- | ||
| 21 | Wiring Harness | 90216- | ||
| 22 | 421-57-31810 | Relay | 90216- | |
| 23 | 421-57-31570 | Cover | 90216- | |
| 24 | 421-57-31580 | Clip | 90216- | |
| 25 | 421-57-31590 | Adjuster, Seat | 90216- | |
| 26 | 421-57-31610 | Headrest | 90216- | |
| 26 | 421-57-31910 | Pipe Kit | 91275- | |
| 27 | 421-57-31920 | Elbow | 91275- | |
| 28 | 421-57-31930 | Conduit | 91275- | |
| 29 | 421-57-31940 | Tube | 91275- | |
| 30 | 421-57-31950 | Conduit | 91275- | |
| 31 | 421-57-31960 | Tape | 91275- | |
| 32 | 421-57-31970 | Tube | 91275- | |
| 33 | 421-57-31980 | Sleeve | 91275- | |
| 34 | 421-57-31990 | Band | 91275- |