| Item | Part No. | Part Name | Qty | Serial No. |
| 21N-30-00121 | TRACK ROLLER ASS'Y | 20001- | ||
| 1 | 21N-30-36110 | ROLLER | 20001- | |
| 2 | 21N-30-16140 | BUSHING | 20001- | |
| 21N-30-00040 | FLOATING SEAL ASS'Y | 20001- | ||
| 3 | \6\ | SEAL | 20001- | |
| 4 | \6\ | O-RING | 20001- | |
| 5 | 21N-30-36130 | SHAFT | 20001- | |
| 6 | 07000-15100 | O-RING | 20001- | |
| 7 | 21N-30-36151 | COLLAR | 20001- | |
| 8 | 21N-30-36161 | COLLAR | 20001- | |
| 9 | 21N-30-36170 | PIN, REGULAR | 20001- | |
| 10 | 209-30-63150 | PLUG | 20001- | |
| 11 | 01011-83070 | BOLT | 20001- | |
| 12 | 01643-33080 | WASHER | 20001- |