| Item | Part No. | Part Name | Qty | Serial No. |
| 23B-70-13310 | SUPPORT ASS'Y,(WITH SIDE WING) | 4001- | ||
| 23B-972-1420 | SUPPORT ASS'Y | 4501- | ||
| 1 | 232-70-52321 | SUPPORT,CIRCLE | 4001- | |
| 2 | 23B-70-13320 | PIPE | 4001- | |
| 3 | 23A-70-13210 | SHAFT | 4001- | |
| 4 | 23A-70-13230 | SEAT | 4001- | |
| 5 | 23A-70-13150 | SEAT | 4001- | |
| 6 | 23A-70-13120 | ADJUSTER,L.H. | 4001- | |
| 7 | 23A-70-13160 | ADJUSTER,R.H. | 4001- | |
| 8 | 232-70-52260 | GUIDE | 4001- | |
| 9 | 232-70-52270 | GUIDE | 4001- | |
| 9A | 234-70-33490 | SHIM | 4768- | |
| 10 | 01010-51435 | BOLT | 4001- | |
| 11 | 01643-31445 | WASHER | 4001- | |
| 12 | 23A-70-13140 | COLLAR | 4001- | |
| 13 | 23E-70-13170 | PIN | 4001- | |
| 14 | 01643-31645 | WASHER | 4001-4500 | |
| 15 | 04050-14028 | PIN,COTTER | 4001- | |
| 16 | 23B-735-1230 | BOLT | 4001- | |
| 17 | 234-70-12151 | BLOCK | 4001- | |
| 18 | 01580-13024 | NUT | 4001- |