| Item | Part No. | Part Name | Qty | Serial No. |
| 20T-910-0060 | BLADE ASS'Y | 4501- | ||
| 1 | \6\ | BLADE | 4501- | |
| 2 | 07143-10304 | BUSHING | 4501- | |
| 3 | 07145-00035 | SEAL,DUST | 4501- | |
| 4 | 20T-910-2620 | FRAME | 4501- | |
| 5 | 20T-910-1841 | PLATE,L.H. (WELDED) | 4501- | |
| 5 | 20T-910-1851 | PLATE,R.H. (WELDED) | 4501- | |
| 6 | 20T-910-2650 | BRACKET,L.H. (WELDED) | 4501- | |
| 6 | 20T-910-2660 | BRACKET,R.H. (WELDED) | 4501- | |
| 7 | 20T-910-1871 | SEAT | 4501- | |
| 8 | 20T-910-2630 | PIN | 4501- | |
| 9 | 07020-00675 | FITTING,GREASE | 4501- | |
| 10 | 20N-71-21120 | PIN | 4501- | |
| 11 | 01010-31025 | BOLT | 4501- | |
| 12 | 01643-31032 | WASHER | 4501- | |
| 13 | 20S-71-11250 | SPACER, 2.3MM | 4501- | |
| 14 | 20R-70-11270 | SPACER, 1.0MM | 4501- |