| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (\4\273-19-21230) | DISK | 20003-20020 | |
| (273-19-00010) | ||||
| 2 | 01010-51050 | BOLT | 20003-@ | |
| 3 | 01643-31032 | WASHER | 20003-@ | |
| 4 | 273-19-21210 | GEAR,MAIN SHAFT | 20003-20020 | |
| 5 | (\4\273-19-21220) | SHAFT,MAIN | 20003-20020 | |
| (273-19-00010) | ||||
| 6 | 07012-00048 | SEAL (K1) | 20003-@ | |
| 7 | (\4\06040-06010) | BEARING | 20003-20020 | |
| (273-19-00010) | ||||
| 8 | (\4\06040-06010) | BEARING | 20003-20020 | |
| (273-19-00010) | ||||
| 9 | 273-19-21270 | GEAR,STEERING PUMP | 20003-@ | |
| 10 | (\4\06040-06011) | BEARING | 20003-20020 | |
| (273-19-00010) | ||||
| 273-19-02100 | CASE ASS'Y | 20003-20020 | ||
| 11 | \6\ | CASE | 20003-20020 | |
| 12 | \6\ | COVER | 20003-20020 | |
| 13 | 273-19-11170 | GASKET (K1) | 20003-@ | |
| 14 | 04020-01434 | PIN,DOWEL | 20003-@ | |
| 15 | 01010-51030 | BOLT | 20003-@ | |
| 16 | 01643-31032 | WASHER | 20003-@ | |
| 17 | 08036-10814 | CLIP | 20003-@ | |
| 18 | 07044-12412 | PLUG,DRAIN | 20003-@ | |
| 19 | 07002-12434 | O-RING (K1) | 20003-@ | |
| 20 | 01010-51030 | BOLT | 20003-@ | |
| 21 | 01643-31032 | WASHER | 20003-@ | |
| 22 | 01124-31025 | STUD | 20003-@ | |
| 23 | 01580-11008 | NUT | 20003-@ | |
| 24 | 01643-31032 | WASHER | 20003-@ | |
| 25 | 07044-12412 | PLUG,DRAIN | 20003-@ | |
| 26 | 07002-12434 | O-RING (K1) | 20003-@ | |
| 27 | 238-12-12140 | GASKET (K1) | 20003-@ | |
| 28 | 273-19-21280 | GEAR,VIBRATION PUMP | 20003-@ | |
| 29 | 273-19-21290 | GEAR,TRAVEL PUMP | 20003-@ | |
| 1 | 273-19-00010 | SHAFT GEAR ASS'Y,(SERVICE PARTS) | 20003-20020 | |
| 1 | \6\ | DISK | 20003-20020 | |
| 2 | \6\ | BOLT | 20003-20020 | |
| 3 | \6\ | WASHER | 20003-20020 | |
| 4 | \6\ | GEAR | 20003-20020 | |
| 5 | \6\ | SHAFT | 20003-20020 | |
| 6 | \6\ | SEAL | 20003-20020 | |
| 7 | \6\ | BEARING | 20003-20020 | |
| 8 | \6\ | BEARING | 20003-20020 | |
| 9 | \6\ | GEAR | 20003-20020 | |
| 10 | \6\ | BEARING | 20003-20020 |