| Item | Part No. | Part Name | Qty | Serial No. |
| 207-30-00520 | TRACK ROLLER ASS'Y | 20001-25326 | ||
| 1 | 207-30-71520 | ROLLER | 20001-@ | |
| 2 | 207-30-56131 | SHAFT | 20001-@ | |
| 3 | 207-30-71540 | BUSHING | 20001-@ | |
| 4 | 207-30-71550 | COLLAR | 20001-25326 | |
| 5 | 207-30-71560 | COLLAR | 20001-25326 | |
| 6 | 207-30-56170 | PIN | 20001-@ | |
| 205-30-00052 | FLOATING SEAL ASS'Y | 20001-@ | ||
| 7 | \6\ | SEAL | 20001-@ | |
| 8 | \6\ | O-RING | 20001-@ | |
| 9 | 427-15-15910 | O-RING | 20001-@ | |
| 10 | 20Y-30-16330 | PLUG | 20001-@ | |
| 11 | 207-30-56190 | BOLT | 20001-@ | |
| 12 | 01643-32060 | WASHER | 20001-@ |