| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 23B-25-31131 | SHAFT | 50001- | |
| 2 | 238-22-11371 | HOLDER | 50001- | |
| 3 | 23A-23-11310 | SHIM, 0.5MM | 50001- | |
| 3 | 23A-23-11320 | SHIM, 0.2MM | 50001- | |
| 3 | 23A-23-11330 | SHIM, 0.1MM | 50001- | |
| 4 | 01010-61240 | BOLT | 50001- | |
| 5 | 23B-25-31150 | SPROCKET | 50001- | |
| 6 | 06002-32217 | BEARING | 50001- | |
| 7 | 23B-25-31190 | COLLAR | 50001- | |
| 8 | 23B-25-31171 | GEAR | 50001- | |
| 9 | 23B-25-21210 | COLLAR | 50001- | |
| 10 | 06002-32218 | BEARING | 50001- | |
| 11 | 23B-23-21170 | SPACER | 50001- | |
| 12 | 23B-23-21180 | O-RING | 50001- | |
| 13 | 238-25-16360 | SEAL | 50001- | |
| 14 | 23B-25-11350 | PLATE | 50001- | |
| 15 | 01010-61020 | BOLT | 50001- | |
| 16 | 01643-31032 | WASHER | 50001- | |
| 17 | 23B-25-33111 | CAGE | 50001- | |
| 18 | 23B-25-31160 | CAGE | 50001- | |
| 19 | 07000-15460 | O-RING | 50001- | |
| 20 | 01010-81630 | BOLT | 50001- | |
| 21 | 232-25-51430 | PLATE | 50001- | |
| 22 | 235-25-11360 | DISC | 50001- | |
| 23 | 23B-25-33121 | PISTON | 50001- | |
| 24 | 232-25-51170 | O-RING | 50001- | |
| 25 | 23B-25-33150 | O-RING | 50001- | |
| 26 | 23B-25-33132 | GUIDE | 50001- | |
| 27 | 714-12-17161 | SPRING,OUTER | 50001- | |
| 28 | 23B-25-33610 | WASHER | 50001- | |
| 29 | 07044-12412 | PLUG | 50001- | |
| 30 | 07002-12434 | O-RING | 50001- | |
| 31 | 23B-25-33220 | GUIDE | 50001- | |
| 32 | 07000-12018 | O-RING | 50001- | |
| 33 | 23B-25-33210 | SHAFT,OUTER | 50001- | |
| 34 | 07000-11005 | O-RING | 50001- | |
| 35 | 421-33-31730 | CAP | 50001- | |
| 36 | 01583-11610 | NUT | 50001- | |
| 37 | 581-32-12140 | PLUG | 50001- | |
| 38 | 566-32-11430 | BLEEDER | 50001- | |
| 39 | 566-32-11620 | CAP | 50001- | |
| 40 | 01010-61660 | BOLT | 50001- | |
| 41 | 01643-31645 | WASHER | 50001- |