| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 23B-70-52130 | COVER | 50001-@ | |
| 2 | 01010-81025 | BOLT | 50001-@ | |
| 3 | 01643-31032 | WASHER | 50001-@ | |
| 4 | 23B-70-52140 | COVER | 50001-@ | |
| 5 | 23B-70-52311 | WHEEL,WORM | .-@ | |
| 5 | \0\23B-70-52310 | WHEEL,WORM | 50001-. | |
| 6 | 23B-70-52282 | GEAR | .-@ | |
| 6 | \0\23B-70-52281 | GEAR | 50001-. | |
| 7 | 23B-70-52180 | SHAFT | 50001-@ | |
| 8 | 235-70-45260 | SPACER | 50001-@ | |
| 9 | 714-07-12680 | PLATE,SEPARATE | 50001-@ | |
| 10 | 235-70-45420 | DISC | 50001-@ | |
| 11 | 235-70-45270 | SPACER | 50001-@ | |
| 12 | 235-70-45360 | SPRING | 50001-@ | |
| 13 | 23B-70-52210 | BUSHING | 50001-@ | |
| 14 | 23B-70-52240 | COLLAR | 50001-@ | |
| 15 | 23B-70-52230 | PLATE | 50001-@ | |
| 16 | 01010-81240 | BOLT | 50001-@ | |
| 17 | 01643-31232 | WASHER | 50001-@ | |
| 18 | 235-70-45330 | SHIM, 0.5MM | 50001-@ | |
| 18 | 235-70-45340 | SHIM, 0.2MM | 50001-@ | |
| 19 | 07000-15195 | O-RING | 50001-@ |