| Item | Part No. | Part Name | Qty | Serial No. |
| 20T-01-77200 | COUPLING ASS'Y | 18001- | ||
| 1 | 20T-01-77210 | BOSS | 18001- | |
| 2 | 20T-01-31110 | RUBBER | 18001- | |
| 3 | 04025-00512 | PIN,SPRING | 18001- | |
| 4 | 01252-31240 | BOLT | 18001- | |
| 5 | 01252-31240 | BOLT | 18001- | |
| 6 | 20T-01-77221 | COVER | 23885- | |
| \0\20T-01-77220 | COVER | 18001-23884 | ||
| 7 | 01010-51020 | BOLT | 18001- | |
| 8 | 01643-31032 | WASHER | 18001- |