| Item | Part No. | Part Name | Qty | Serial No. |
| 20J-57-51131 | Seat Assembly | | H52051- |
| 1 | GJ140987 | Cushion, Backrest | | H52051- |
| GJ1135136 | Kit, Small Parts, Cushion | | H52051- |
| 2 | GJ1268578 | Cushion, Seat | | H52051- |
| 2 | GJ1135136 | Kit, Small Parts, Cushion | | H52051- |
| 3 | GJ1225942 | Headrest | | H52051- |
| 4 | GJ136951 | Guide | | H52051- |
| 5 | GJ140678 | Support Kit | | H52051- |
| 6 | GJ1091082 | Actuator | | H52051- |
| 7 | GJ140679 | Handle Kit | | H52051- |
| 8 | GJ1091108 | Operation, for Backrest | | H52051- |
| 8 | GJ1173324 | Kit, Small Parts, Actuator, Backrest | | H52051- |
| 9 | GJ140694 | Handle, Grip | | H52051- |
| 10 | GJ1294770 | Frame | | H52051- |
| 11 | GJ1091191 | Stopper | | H52051- |
| 12 | GJ1091214 | Guide Kit | | H52051- |
| 13 | GJ1091299 | Frame | | H52051- |
| 13 | GJ1136045 | Kit, Small Parts, Backrest | | H52051- |
| 14 | GJ1091158 | Bearing | | H52051- |
| 15 | GJ1091397 | Adjuster | | H52051- |
| 15 | GJ1136790 | Kit, Small Parts, Adjuster | | H52051- |
| 16 | GJ1091389 | Actuator | | H52051- |
| 17 | GJ139257 | Bracket | | H52051- |
| 18 | GJ1235497 | Adjuster | | H52051- |
| 18 | GJ1136790 | Kit, Small Parts, Adjuster | | H52051- |
| 19 | GJ139246 | Lever | | H52051- |
| 19 | GJ1137273 | Kit, Small Parts, Lever | | H52051- |
| 20 | GJ1091428 | Bracket | | H52051- |
| 21 | GJ139254 | Bracket | | H52051- |
| 22 | GJ1235495 | Cover | | H52051- |
| 23 | GJ1240670 | Adjuster | | H52051- |
| 24 | GJ1178258 | Mount Kit | | H52051- |
| 25 | GJ1240580 | Wiring Harness | | H52051- |
| 26 | GJ1294749 | Seat Belt Kit | | H52051- |
| 27 | GJ1026779 | Arm Rest, R.H. | | H52051- |
| 28 | GJ1026778 | Arm Rest, L.H. | | H52051- |
| 29 | GJ1088782 | Cover, R.H. | | H52051- |
| 30 | GJ1088780 | Cover, L.H. | | H52051- |
| 31 | GJ142259 | Box | | H52051- |
| 31 | GJ1173358 | Kit, Small Parts, Box | | H52051- |
