| Item | Part No. | Part Name | Qty | Serial No. |
| 421-Z58-2100 | WHEEL ASS'Y,FRONT, R.H. AND REAR, L.H. | 54001- | ||
| 421-Z58-2110 | WHEEL ASS'Y | 54001- | ||
| 1 | 41K-30-11110 | PLATE (WELDED) | 54001- | |
| 2 | 421-Z58-2130 | DRUM (WELDED) | 54001- | |
| 3 | 421-Z58-2140 | FOOT (WELDED) | 54001- | |
| 4 | 421-Z58-2150 | FOOT (WELDED) | 54001- | |
| 5 | 07002-03634 | O-RING | 54001- | |
| 6 | 07044-13620 | PLUG | 54001- | |
| 421-Z58-2200 | WHEEL ASS'Y,FRONT, L.H. AND REAR, R.H. | 54001- | ||
| 421-Z58-2120 | WHEEL ASS'Y | 54001- | ||
| 7 | 41K-30-11110 | PLATE (WELDED) | 54001- | |
| 8 | 421-Z58-2130 | DRUM (WELDED) | 54001- | |
| 9 | 421-Z58-2140 | FOOT (WELDED) | 54001- | |
| 10 | 421-Z58-2150 | FOOT (WELDED) | 54001- | |
| 11 | 07002-03634 | O-RING | 54001- | |
| 12 | 07044-13620 | PLUG | 54001- |