| Item | Part No. | Part Name | Qty | Serial No. |
| 566-81-74004 | EXTENSION ASS'Y | 1736- | ||
| 566-81-74003 | EXTENSION ASS'Y | 1181-1735 | ||
| 566-81-74002 | EXTENSION ASS'Y | 1121-1180 | ||
| 566-81-74001 | EXTENSION ASS'Y | 1005-1120 | ||
| 1 | 566-81-74014 | EXTENSION | 1736- | |
| 1 | 566-81-74013 | EXTENSION | 1181-1735 | |
| 1 | 566-81-74012 | EXTENSION | 1121-1180 | |
| 1 | 566-81-74011 | EXTENSION | 1005-1120 | |
| 2 | 566-81-74024 | EXTENSION | 1736- | |
| 2 | 566-81-74023 | EXTENSION | 1181-1735 | |
| 2 | 566-81-74022 | EXTENSION | 1121-1180 | |
| 2 | 566-81-74021 | EXTENSION | 1005-1120 | |
| 3 | 566-91-11680 | EXTENSION | 1157- | |
| 3 | 566-81-74610 | EXTENSION,(FOR LARGE SIZE TIRE) | 1005-1156 |