| |$0 | 421-57-31111 | Seat Assembly | |
| 1 | 421-57-31510 | Cushion | |
| 2 | 421-57-31520 | Backrest | |
| 3 | 421-57-31530 | Armrest | |
| 4 | 421-57-31541 | Armrest | |
| 5 | 421-57-31550 | Lifter Assembly | |
| 5 | 421-57-31620 | Cover Assembly | |
| 6 | 421-57-31630 | Cover | |
| 7 | 421-57-31820 | Cap | |
| 8 | 421-57-31640 | Cover | |
| 9 | 421-57-31820 | Cap | |
| 9 | 421-57-31650 | Knob Assembly | |
| 10 | 421-57-31660 | Knob, Tilt, Front | |
| 11 | 421-57-31670 | Knob, Tilt, Rear | |
| 12 | 421-57-31680 | Knob, Reclining | |
| 13 | 421-57-31690 | Knob, Slide | |
| 14 | 421-57-31740 | Switch | |
| 15 | 421-57-31750 | Switch | |
| 16 | 421-57-31560 | Suspension Assembly | |
| 17 | 421-57-31710 | Spring Assembly | |
| 18 | 421-57-31720 | Compressor Assembly | |
| 19 | 421-57-31730 | Damper | |
| 19 | 421-57-31760 | Wiring Harness Assembly | |
| 20 | 421-57-31770 | Wiring Harness | |
| 21 | 421-57-31780 | Wiring Harness | |
| 22 | 421-57-31790 | Wiring Harness | |
| 23 | 421-57-31810 | Relay | |
| 24 | 421-57-31570 | Cover | |
| 25 | 421-57-31580 | Clip | |
| 26 | 421-57-31590 | Adjuster | |
| 27 | 421-57-31610 | Headrest |
