| Item | Part No. | Part Name | Qty | Serial No. |
| 423-57-51131 | Seat Assembly | 10001- | ||
| 1 | 423-57-H0S59 | Cushion, Backrest | 10001- | |
| 2 | 423-57-H0S60 | Cushion, Seat | 10001- | |
| 3 | 423-57-H0S35 | Headrest | 10001- | |
| 4 | 423-57-H0S36 | Guide | 10001- | |
| 5 | 423-57-H0S37 | Lumbar Support Kit | 10001- | |
| 6 | 423-57-H0S38 | Actuator, Lumbar Support | 10001- | |
| 7 | 423-57-H0S39 | Handle, Lumbar Support | 10001- | |
| 8 | 423-57-H0S41 | Actuator, Backrest | 10001- | |
| 9 | 423-57-H0S40 | Handle, Backrest | 10001- | |
| 10 | 423-57-H0S42 | Bearing | 10001- | |
| 11 | 423-57-H0S43 | Stopper | 10001- | |
| 12 | 423-57-H0S44 | Cover | 10001- | |
| 13 | 423-57-H0S45 | Cover | 10001- | |
| 14 | 423-57-H0S47 | Frame | 10001- | |
| 15 | 423-57-H0S46 | Guide | 10001- | |
| 16 | 423-57-H0S48 | Frame | 10001- | |
| 17 | 423-57-H0S51 | Adjuster | 10001- | |
| 18 | 423-57-H0S49 | Actuator | 10001- | |
| 19 | 423-57-H0S50 | Bracket | 10001- | |
| 20 | 423-57-H0S56 | Adjuster | 10001- | |
| 21 | 423-57-H0S52 | Lever | 10001- | |
| 22 | 423-57-H0S53 | Bracket | 10001- | |
| 23 | 423-57-H0S54 | Bracket | 10001- | |
| 24 | 423-57-H0S55 | Cover | 10001- | |
| 25 | 423-57-H0S16 | Bolt Kit | 10001- | |
| 26 | 423-57-H0S32 | Adjuster | 10001- | |
| 27 | 423-57-H0S61 | Cable | 10001- | |
| 28 | 423-57-H0S62 | Switch, Heater | 10001- | |
| 29 | 423-57-H0S58 | Arm Rest | 10001- |
