| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20M-30-11711 | TRACK FRAME ASS'Y | 1646- | |
| \0\20M-30-11710 | TRACK FRAME ASS'Y | 1001-1645 | ||
| 2 | 20M-30-11830 | PLATE | 1001- | |
| 3 | 01010-31020 | BOLT | 1001- | |
| 4 | 20M-30-11850 | COVER | 1001- | |
| 5 | 01010-31020 | BOLT | 1001- | |
| 6 | 01602-01030 | WASHER,SPRING | 1001- | |
| 7 | (20M-30-11300) | IDLER CUSHION ASS'Y | 1001- | |
| 8 | 01010-31025 | BOLT | 1001- | |
| 9 | 01602-01030 | WASHER,SPRING | 1001- | |
| 10 | (20M-30-11100) | IDLER ASS'Y | 1001- | |
| 11 | 20M-30-11840 | BOLT | 1001- | |
| 12 | 20M-30-11870 | GUARD,L.H. OUTER | 1001- | |
| 13 | 20M-30-11820 | GUARD,L.H. INNER | 1001- | |
| 13A | 20M-30-11810 | GUARD,R.H. INNER | 1001- | |
| 13B | 20M-30-11880 | GUARD,R.H. OUTER | 1001- | |
| 14 | 01010-31025 | BOLT | 1001- | |
| 15 | 01643-01032 | WASHER | 1001- | |
| 16 | 01010-31030 | BOLT | 1001- | |
| 17 | 01643-01032 | WASHER | 1001- | |
| 18 | (20M-30-11500) | TRACK ROLLER ASS'Y | 1001- | |
| 19 | 01010-31025 | BOLT | 1001- | |
| 20 | 01643-01032 | WASHER | 1001- |