| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 15B-27-11250 | PINION,1ST | 50001- | |
| 2 | 15B-27-11210 | BEARING | 50001- | |
| 3 | 145-27-41231 | BEARING | 50001- | |
| 4 | 141-27-31193 | FLANGE | 50001- | |
| 5 | 01010-51430 | BOLT | 50001- | |
| 6 | 01602-21442 | WASHER,SPRING | 50001- | |
| 7 | 131-27-51120 | BOLT | 50001- | |
| 8 | 130-27-51140 | LOCK,LOCK | 50001- | |
| 9 | 130-27-51151 | NUT | 50001- | |
| 10 | 145-27-11240 | GASKET | 50001- | |
| 11 | 15B-27-11260 | CASE,L.H. | 50001- | |
| 11 | 15B-27-11270 | CASE,R.H. | 50001- | |
| 12 | 07013-10090 | SEAL,OIL | 50001- | |
| 13 | 07000-05165 | O-RING | 50001- | |
| 14 | 01010-31235 | BOLT | 50001- | |
| 15 | 01602-21236 | WASHER,SPRING | 50001- | |
| 16 | 15B-27-11320 | GEAR | 50001- | |
| 17 | 15B-27-11440 | KEY | 50001- | |
| 18 | 141-27-31170 | SPACER | 50001- | |
| 19 | 15B-27-11430 | PINION,2ND | 50001- | |
| 20 | 140-09-13131 | BEARING | 50001- | |
| 21 | 15B-27-11420 | BEARING | 50001- | |
| 22 | 15B-27-11340 | HOLDER | 50001- | |
| 23 | 15B-27-11330 | SHAFT | 50001- | |
| 24 | 135-27-21270 | WASHER,LOCK | 50001- | |
| 25 | 01583-02213 | NUT | 50001- | |
| 26 | 15B-27-11510 | GEAR | 50001- | |
| 27 | 15B-27-11560 | BOLT | 50001- | |
| 28 | 01582-12218 | NUT | 50001- | |
| 29 | 01643-32260 | WASHER | 50001- |