| Item | Part No. | Part Name | Qty | Serial No. |
| 234-40-31201 | WHEEL ASS'Y | 12001-@ | ||
| 1 | 234-40-31210 | WHEEL,STEERING | 12001-@ | |
| 2 | 235-40-11230 | CAP,HORN | 12001-@ | |
| 3 | 235-40-11240 | SPRING,LOCK | 12001-@ | |
| 4 | 234-40-31231 | NEEDLE,CONTACT | 12001-@ | |
| 5 | 235-40-11220 | SPRING,HORN | 12001-@ | |
| 234-40-31400 | SHAFT ASS'Y | 12001-12017 | ||
| 6 | 237-40-11250 | HOUSING | 12001-12017 | |
| 7 | 234-40-31410 | SHAFT | 12001-12017 | |
| 8 | 237-40-11290 | BEARING | 12001-12017 | |
| 9 | 237-40-11280 | RING,SNAP | 12001-12017 | |
| 10 | 237-40-11270 | RING,SNAP | 12001-12017 | |
| 11 | 237-40-11240 | SHIM | 12001-12017 | |
| 12 | 237-40-11230 | SHIM | 12001-12017 | |
| 13 | 237-40-11220 | BUSHING | 12001-12017 | |
| 14 | 237-40-11260 | SCREW | 12001-12017 | |
| 15 | 237-40-11311 | SPACER | 12001-12017 | |
| 16 | 23A-40-11310 | SPACER | 12001-@ | |
| 17 | 02010-70657 | BOLT | 12001-@ | |
| 18 | 01643-31032 | WASHER | 12001-@ | |
| 19 | 01582-11411 | NUT | 12001-@ | |
| 20 | 01643-31445 | WASHER | 12001-@ | |
| 21 | 01640-21426 | WASHER | 12001-@ |