| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 175-21-32112 | SHAFT | 5508-@ | |
| 2 | 175-21-22140 | GEAR | 5508-@ | |
| 175-21-32120 | GEAR | 5507-5507 | ||
| 3 | 170-21-12170 | BOLT | 1501-@ | |
| 4 | 01580-01613 | NUT | 6091-@ | |
| 01503-31613 | NUT | 5508-6090 | ||
| 5 | 170-21-12160 | PLATE | 5508-@ | |
| 6 | 175-21-32190 | CAGE | 5513-@ | |
| 175-21-12160 | CAGE | 5508-5512 | ||
| 7 | 175-21-00032 | SHIM ASS'Y | 5513-@ | |
| \6\ | SHIM¤ 0.1MM | 5513-@ | ||
| \6\ | SHIM¤ 0.2MM | 5513-@ | ||
| \6\ | SHIM¤ 0.5MM | 5513-@ | ||
| 175-21-00031 | SHIM ASS'Y | 5508-5512 | ||
| \6\ | SHIM¤ 0.1MM | 5508-5512 | ||
| \6\ | SHIM¤ 0.2MM | 5508-5512 | ||
| \6\ | SHIM¤ 0.5MM | 5508-5512 | ||
| 8 | 06000-32219 | BEARING | 5508-@ | |
| 9 | 01010-31440 | BOLT | 6091-@ | |
| 01040-31440 | BOLT | 5508-6090 | ||
| 10 | 01602-01442 | WASHER | 5508-@ | |
| 11 | 175-21-32162 | HUB | 5508-19451 | |
| 12 | 170-22-11130 | RING | 5508-@ | |
| 12 | 154-21-12242 | RING | 5508-5649 | |
| 13 | 01010-31645 | BOLT | 6091-@ | |
| 01040-31645 | BOLT | 5508-6090 | ||
| 14 | 01602-01648 | WASHER | 5508-@ | |
| 15 | 170-21-12240 | PLATE | 5508-19451 | |
| 16 | 170-21-12141 | NUT | 5508-@ | |
| 17 | 154-21-22211 | PACKING | 5508-@ |