| Item | Part No. | Part Name | Qty | Serial No. |
| (421-23-30010) | AXLE ASS'Y,REAR | 66001-85030 | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.F4500-51A0 TO F4500-56A0. | ||||
| 421-23-31502 | CASE ASS'Y | 66001-85030 | ||
| 1 | 421-23-31511 | CASE,FLANGE | 66001-85030 | |
| 2 | 421-23-31521 | CASE,PLANE | 66001-85030 | |
| 3 | 01011-61420 | BOLT | 66001-85030 | |
| 4 | 01643-31445 | WASHER | 66001-85030 | |
| 5 | 175-21-12180 | PIN | 66001-85030 | |
| 6 | 421-23-31461 | GEAR | 66001-85030 | |
| 7 | 424-22-27310 | PINION | 66001-85030 | |
| 8 | 421-23-31420 | SHAFT | 66001-85030 | |
| 9 | 421-23-31630 | WASHER | 66001-85030 | |
| 10 | 421-23-31680 | WASHER | 66001-85030 | |
| 11 | 01010-61645 | BOLT | 66001-85030 | |
| 12 | 01643-31645 | WASHER | 66001-85030 | |
| 13 | 421-22-11860 | BEARING | 66001-85030 | |
| 14 | 421-23-33310 | HOUSING | 66001-85030 | |
| 15 | 421-23-33170 | SLEEVE | 66001-85030 | |
| 16 | 421-23-31951 | COVER | 66001-85030 | |
| 17 | 421-23-31960 | BRACKET | 66001-85030 | |
| 18 | 01010-61430 | BOLT | 66001-85030 | |
| 19 | 01643-31445 | WASHER | 66001-85030 | |
| 20 | 01010-61025 | BOLT | 66001-85030 | |
| 21 | 01643-31032 | WASHER | 66001-85030 |