| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 23B-27-11141 | HOUSING,L.H. | 12001- | |
| 2 | 23B-27-11151 | HOUSING,R.H. | 12001- | |
| 3 | 07144-10405 | BUSHING | 12001- | |
| 4 | 07145-00045 | SEAL,DUST | 12001- | |
| 5 | 23B-27-11132 | SHAFT,HUB | 12015- | |
| 5 | 23B-27-11131 | SHAFT,HUB | 12002-12014 | |
| 5 | 23B-27-11130 | SHAFT,HUB | 12001-12001 | |
| 6 | 07012-10145 | SEAL,OIL | 12001- | |
| 7 | 23B-27-11170 | SPACER | 12001- | |
| 8 | 07000-12085 | O-RING | 12001- | |
| 9 | 06002-32217 | BEARING | 12001- | |
| 10 | 06002-32216 | BEARING | 12001- | |
| 11 | 23B-27-11190 | HOLDER | 12001- | |
| 12 | 23B-27-11860 | SHIM, 0.1MM | 12001- | |
| 12 | 23B-27-11870 | SHIM, 0.3MM | 12001- | |
| 12 | 23B-27-11880 | SHIM, 0.5MM | 12001- | |
| 13 | 01010-81230 | BOLT | 12001- | |
| 14 | 23B-27-11890 | LOCK | 12001- | |
| 15 | 23B-27-11180 | CAP | 12001- | |
| 16 | 07000-12145 | O-RING | 12001- | |
| 17 | 01010-81020 | BOLT | 12001- | |
| 18 | 01643-31032 | WASHER | 12001- | |
| 19 | 23B-27-11270 | COVER | 12001- | |
| 20 | 23B-27-11281 | BEARING | 12001- | |
| 21 | 23B-27-11260 | SPACER | 12001- | |
| 22 | 23B-27-11250 | PIN | 12001- | |
| 23 | 01093-81200 | BOLT | 12001- | |
| 24 | 01593-31210 | NUT | 12058- | |
| 24 | 01593-11210 | NUT | 12001-12057 | |
| 25 | 01643-31232 | WASHER | 12001- | |
| 26 | 04050-13020 | PIN,COTTER | 12001- | |
| 27 | 07043-00108 | PLUG | 12001- | |
| 28 | 23B-27-11360 | PLUG | 12001- | |
| 29 | 07020-00900 | FITTING,GREASE | 12001- | |
| 30 | 01010-82250 | BOLT | 12017- | |
| 30 | 01010-82240 | BOLT | 12015-12016 | |
| 30 | 23B-25-11510 | BOLT | 12002-12014 | |
| 30 | 01084-02055 | BOLT | 12001-12001 | |
| 31 | 01580-12218 | NUT | 12015- | |
| 31 | 01580-12218 | NUT | 12002-12014 | |
| 31 | 01582-12016 | NUT | 12001-12001 | |
| 32 | 01643-32260 | WASHER | 12002- | |
| 32 | 01643-32060 | WASHER | 12001-12001 | |
| 33 | 01124-82245 | STUD | 12015- |