| Item | Part No. | Part Name | Qty | Serial No. |
| 205-57-00042 | SEAT ASS'Y,BACK | 20501- | ||
| 1 | 205-57-72321 | CUSHION | 20501- | |
| 2 | 205-57-72411 | REST,HEAD | 20501- | |
| 3 | \6\ | HOLDER | 20501- | |
| 4 | \6\ | SPRING | 20501- | |
| 5 | 205-57-63510 | LEVER | 20501- | |
| 6 | 01010-51020 | BOLT | 20501- | |
| 7 | 01602-21030 | WASHER,SPRING | 20501- | |
| 8 | 203-57-21330 | SPACER | 20501- | |
| 9 | 01010-51020 | BOLT | 20501- | |
| 10 | 01602-21030 | WASHER,SPRING | 20501- | |
| 205-57-00023 | CUSHION ASS'Y | 20501- | ||
| 11 | \6\ | CUSHION | 20501- | |
| 12 | \6\ | ADJUSTER | 20501- | |
| 13 | \6\ | ADJUSTER | 20501- | |
| 14 | 205-57-63540 | BAR | 20501- | |
| 15 | \6\ | NUT | 20501- | |
| 16 | \6\ | WASHER,SPRING | 20501- | |
| 17 | 01580-11210 | NUT | 20501- | |
| 18 | 01643-31232 | WASHER | 20501- | |
| 19 | 203-57-41212 | BRACKET | 20501- | |
| 20 | 01010-51230 | BOLT | 20501- | |
| 21 | 01643-31232 | WASHER | 20501- |