| Item | Part No. | Part Name | Qty | Serial No. |
| 230-42-00014 | GEAR ASS'Y | 1503- | ||
| 230-42-00013 | GEAR ASS'Y | 1252-1502 | ||
| 230-42-00012 | GEAR ASS'Y | 801-1251 | ||
| 230-42-00011 | GEAR ASS'Y | 185-800 | ||
| 1 | 230-42-12112 | CASE | 1252- | |
| 230-42-12111 | CASE | 185-1251 | ||
| 2 | 04020-01638 | PIN | 185- | |
| 3 | 230-42-12230 | SEAT | 185- | |
| 4 | 230-42-05010 | SHIM ASS'Y | 185- | |
| GD371K120-2 | SHIM¤ 0.2MM | 185- | ||
| 230-42-12240 | SHIM¤ 0.5MM | 185- | ||
| 5 | 01010-31445 | BOLT | 1252- | |
| 01000-31445 | BOLT | 185-1251 | ||
| 6 | 01602-01442 | WASHER | 185- | |
| 7 | 230-42-12291 | SHAFT | 1252- | |
| 230-42-12290 | SHAFT | 185-1251 | ||
| 8 | 230-42-12310 | KEY | 185- | |
| 9 | 04010-00725 | KEY | 185- | |
| 10 | 230-42-12280 | GEAR | 185- | |
| 11 | 230-42-12120 | BUSHING | 185- | |
| 12 | 230-42-12190 | BUSHING | 185- | |
| 13 | 230-42-12150 | COVER | 185- | |
| 14 | 230-42-05020 | SHIM ASS'Y | 185- | |
| 230-42-12180 | SHIM¤ 0.1MM | 185- | ||
| 230-42-12170 | SHIM¤ 0.2MM | 185- | ||
| 230-42-12160 | SHIM¤ 0.5MM | 185- | ||
| 15 | 01124-31030 | STUD | 1252-1502 | |
| 01100-31030 | STUD | 185-1251 | ||
| 16 | 01580-01008 | NUT | 1252-1502 | |
| 01500-31008 | NUT | 185-1251 | ||
| 16A | 01010-31025 | BOLT | 1503- | |
| 17 | 01602-01030 | WASHER | 185- | |
| 18 | 07012-00025 | SEAL | 185- | |
| 19 | 232-40-12350 | YOKE | 185- | |
| 20 | 01593-01613 | NUT | 1252- | |
| 01511-31612 | NUT | 185-1251 | ||
| 21 | 01640-21629 | WASHER | 185- | |
| 22 | 04050-04035 | PIN | 185- | |
| 23 | 07020-00900 | FITTING | 185- | |
| 24 | 230-42-12321 | GEAR | 1252- | |
| 230-42-12320 | GEAR | 185-1251 | ||
| 25 | 04000-01050 | KEY | 185- | |
| 26 | 230-42-12340 | GEAR | 185- | |
| 27 | 230-42-12140 | BUSHING | 185- | |
| 28 | 07012-00045 | SEAL | 185- | |
| 29 | 230-42-12130 | BUSHING | 185- | |
| 30 | 230-42-12330 | SPACER | 185- | |
| 31 | 01593-02213 | NUT | 1252- | |
| 01511-32215 | NUT | 185-1251 | ||
| 32 | 01640-22235 | WASHER | 185- | |
| 33 | 04050-05040 | PIN | 185- | |
| 34 | 230-42-12210 | COVER | 185- | |
| 35 | 230-42-12220 | GASKET (KIT) | 185- | |
| 36 | 01010-30820 | BOLT | 1252- | |
| 01000-30820 | BOLT | 185-1251 | ||
| 37 | 01602-00825 | WASHER | 185- | |
| 38 | 01010-32055 | BOLT | 1252- | |
| 01000-32055 | BOLT | 185-1251 | ||
| 39 | 07042-00415 | PLUG | 185- | |
| 40 | 230-42-12261 | PAN | 185- | |
| 41 | 230-42-12271 | GASKET (KIT) | 185- | |
| 42 | 01010-30618 | BOLT | 185- | |
| 43 | 01602-00619 | WASHER | 185- | |
| 44 | 07042-20415 | PLUG | 185- |