| Item | Part No. | Part Name | Qty | Serial No. |
| 12Y-27-10201 | FINAL DRIVE ASSEMBLY | B12500- | ||
| \0\12Y-27-10200 | FINAL DRIVE ASSEMBLY | B10001-B12499 | ||
| 12Y-27-10401 | FINAL DRIVE ASSEMBLY (CUT SPROCKET) | B12500- | ||
| \0\12Y-27-10400 | FINAL DRIVE ASSEMBLY (CUT SPROCKET) | B10001-B12499 | ||
| 12Y-27-11300 | HUB ASSEMBLY | B10001- | ||
| 1 | 12Y-27-11410 | HUB | B10001- | |
| 2 | 12Y-27-11310 | BEARING | B10001- | |
| 12Y-27-11600 | RING ASSEMBLY, SEAL | B10001- | ||
| 3 | (NSS) | SEAL | B10001- | |
| 4 | (NSS) | O-RING | B10001- | |
| 5 | 12Y-27-11430 | NUT | B10001- | |
| 6 | 11Y-27-11440 | LOCK | B10001- | |
| 7 | 01010-81025 | BOLT | B10001- | |
| 8 | 01643-31032 | WASHER | B10001- | |
| 9 | 07000-75390 | O-RING | B10001- | |
| 10 | 12Y-27-11230 | WASHER | B10001- | |
| 12Y-27-11400 | PLANETARY ASSEMBLY | B10001- | ||
| 11 | 12Y-27-11150 | GEAR | B10001- | |
| 12 | 12Y-27-11320 | BEARING | B10001- | |
| 13 | 12Y-27-11220 | SHAFT | B10001- | |
| 14 | 04260-00635 | BALL | B10001- | |
| 15 | 01253-61645 | BOLT | B10001- | |
| 16 | 01643-51645 | WASHER | B10001- | |
| 17 | 12Y-27-11160 | GEAR, RING | B10001- | |
| 18 | 01010-61650 | BOLT | B10001- | |
| 19 | 01643-31645 | WASHER | B10001- | |
| 20 | 12Y-27-11140 | GEAR | B10001- | |
| 21 | 12Y-27-11240 | WASHER | B10001- |