| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM172976-81600 | BUCKET ASS'Y,(650MM) | 20001- | |
| 2 | YM172976-81610 | BUCKET | 20001- | |
| 3 | YM172964-81620 | CUTTER,L.H. | 20001- | |
| 4 | YM172975-81620 | TOOTH | 20001- | |
| 5 | YM172964-81630 | CUTTER,R.H. | 20001- | |
| 6 | YM172975-81630 | LOCK | 20001- | |
| 7 | YM172964-81640 | BOLT | 20001- | |
| 8 | YM172975-81640 | PIN | 20001- | |
| 9 | YM172964-81650 | NUT | 20001- | |
| 10 | YM172964-81660 | PIN | 20001- | |
| 11 | YM172964-81670 | SPACER | 20001- | |
| 12 | YM172964-81680 | PLATE | 20001- | |
| 13 | YM172964-81690 | O-RING | 20001- | |
| 14 | YM172975-81730 | BOLT | 20001- | |
| 15 | YM172975-81740 | WASHER | 20001- |