| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20N-70-31150 | LINK,L.H. | 5501- | |
| 2 | 20N-70-31160 | LINK,R.H. | 5501- | |
| 20N-70-00300 | LINK ASS'Y | 5501- | ||
| 3 | \6\ | LINK | 5501- | |
| 4 | 07143-10303 | BUSHING | 5501- | |
| 5 | 07145-00030 | SEAL,DUST | 5501- | |
| 20N-70-31300 | BUCKET ASS'Y | 5501- | ||
| 6 | 20N-70-31310 | BUCKET | 5501- | |
| 7 | 20N-70-13220 | EDGE (WELDED) | 5501- | |
| 8 | 20R-70-13210 | EDGE,SIDE (WELDED) | 5501- | |
| 9 | 10E-70-22211 | TOOTH | 5501- | |
| 10 | 02090-11055 | BOLT | 5501- | |
| 11 | 10E-70-22220 | NUT | 5501- | |
| 12 | 20N-70-11280 | SPACER¤ 1.0MM | 5501- | |
| 13 | 20N-70-31140 | PIN | 5501- | |
| 14 | 07020-00000 | FITTING,GREASE | 5501- | |
| 15 | 04082-00110 | LOCK | 5501- | |
| 16 | 01010-51020 | BOLT | 5501- | |
| 17 | 01602-21030 | WASHER,SPRING | 5501- | |
| 18 | 20N-70-31130 | PIN | 5501- | |
| 19 | 07020-00000 | FITTING,GREASE | 5501- | |
| 20 | 01010-51075 | BOLT | 5501- | |
| 21 | 01580-11008 | NUT | 5501- |