| Item | Part No. | Part Name | Qty | Serial No. |
| 17A-57-21112 | OPERATOR'S SEAT A. | 10163- | ||
| \0\17A-57-21110 | OPERATOR'S SEAT A. | 10128-10162 | ||
| 1 | 17A-57-21122 | SEAT ASS'Y | 10163- | |
| 1 | \0\17A-57-21120 | SEAT ASS'Y | 10128-10162 | |
| 2 | (17A-57-21132) | TURN TABLE ASS'Y | 10163- | |
| 2 | (\0\17A-57-21130) | TURN TABLE ASS'Y | 10128-10162 | |
| 3 | 01010-81030 | BOLT | 10128- | |
| 4 | 01643-31032 | WASHER | 10128- | |
| 5 | 195-57-21510 | PLATE | 10128- | |
| 6 | 01010-81235 | BOLT | 10128- | |
| 7 | 01643-31232 | WASHER | 10128- |