| Item | Part No. | Part Name | Qty | Serial No. |
| 20M-30-71301 | TRACK ROLLER ASS'Y | 4559- | ||
| 20M-30-71300 | TRACK ROLLER ASS'Y | 3001-4558 | ||
| 1 | 20M-30-71311 | ROLLER | 4559- | |
| 20M-30-71310 | ROLLER | 3001-4558 | ||
| 2 | 20M-30-31130 | BUSHING | 3001- | |
| 110-30-00085 | FLOATING SEAL ASS'Y | 3001- | ||
| 3 | \6\ | RING,SEAL | 3001- | |
| 4 | \6\ | O-RING | 3001- | |
| 5 | 20M-30-31321 | SHAFT | 3001- | |
| 6 | 07000-02021 | O-RING | 3001- | |
| 7 | 20M-30-31530 | COLLAR | 3001- | |
| 8 | 20R-30-11270 | RING,SNAP | 3001- | |
| 9 | 01010-51025 | BOLT | 3001- | |
| 10 | 01643-31032 | WASHER | 3001- |