| Item | Part No. | Part Name | Qty | Serial No. |
| 20T-30-00041 | TRACK ROLLER ASS'Y | 8001-12771 | ||
| 1 | 20T-30-32310 | ROLLER | 8001-12771 | |
| 2 | 10E-30-12150 | BUSHING | 8001-12771 | |
| 3 | 20T-30-32340 | COLLAR | 8001-12771 | |
| 140-30-00141 | FLOATING SEAL ASS'Y | 8001-12771 | ||
| 4 | \6\ | RING,SEAL | 8001-12771 | |
| 5 | \6\ | O-RING | 8001-12771 | |
| 6 | 20T-30-32330 | SHAFT | 8001-12771 | |
| 7 | 20T-30-13141 | RING,SNAP | 8001-12771 | |
| 8 | 07000-03028 | O-RING | 8001-12771 | |
| 9 | 01010-51635 | BOLT | 8001-12771 | |
| 10 | 01643-31645 | WASHER | 8001-12771 |
