| Item | Part No. | Part Name | Qty | Serial No. |
| \0 | 21D-57-11101 | OPERATOR'S SEAT, ASSY. | 21D0200280- | |
| 1 | 21D-57-11270 | REST HEAD | 21D0200280- | |
| 2 | 21D-57-11110 | SEAT BACK, ASSY. | 21D0200280- | |
| 3 | 21D-57-11120 | SEAT CUSHION | 21D0200280- | |
| 4 | 21D-57-11240 | COVER KIT, SUSPENSION | 21D0200280- | |
| 5 | 21D-57-11130 | KIT, CABLE | 21D0200280- | |
| 6 | 21D-57-11140 | KIT, SPRING | 21D0200280- | |
| 7 | 21D-57-11150 | KIT, CLOSURE | 21D0200280- | |
| 8 | 21D-57-11230 | KIT, ADJUSTER | 21D0200280- | |
| 9 | 21D-57-11220 | KIT, HANDLE | 21D0200280- | |
| 10 | 21D-57-11190 | KIT, ADJUSTER SUSPENSION | 21D0200280- | |
| 11 | 21D-57-11210 | KIT, STOPPER | 21D0200280- | |
| 12 | 21D-57-11160 | DAMPER | 21D0200280- | |
| 13 | 21D-57-11170 | SUSPENSION, ASSY. | 21D0200280- | |
| 14 | 21D-57-11180 | KIT, DRIVING SET | 21D0200280- | |
| 15 | 21D-57-11260 | KIT, BEARING | 21D0200280- | |
| 16 | 01252-40814 | SCREW | 21D0200280- | |
| 17 | 21D-09-74460 | SPRING WASHER | 21D0200280- | |
| 18 | 21D-57-11350 | SEAT BELT | 21D0200280- | |
| 19 | 01252-41680 | BOLT | 21D0200280- | |
| SEE FIG. 5110 |