| Item | Part No. | Part Name | Qty | Serial No. |
| 12Y-27-10101 | FINAL DRIVE ASSEMBLY | B12500- | ||
| \0\12Y-27-10100 | FINAL DRIVE ASSEMBLY | B10001-B12499 | ||
| 12Y-27-10301 | FINAL DRIVE ASSEMBLY (CUT SPROCKET) | B12500- | ||
| \0\12Y-27-10300 | FINAL DRIVE ASSEMBLY (CUT SPROCKET) | B10001-B12499 | ||
| 12Y-27-11500 | CARRIER ASSEMBLY | B10001- | ||
| 1 | 12Y-27-11210 | CARRIER | B10001- | |
| 2 | 12Y-27-11130 | GEAR | B10001- | |
| 3 | 41E-15-19410 | BEARING | B10001- | |
| 4 | 12Y-27-11260 | WASHER | B10001- | |
| 5 | 12Y-27-11250 | PIN | B10001- | |
| 6 | 20Y-27-21280 | PIN | B10001- | |
| 7 | 12Y-27-11120 | SHAFT | B10001- | |
| 8 | 20Y-27-21310 | WASHER | B10001- | |
| 9 | 12Y-27-11420 | COVER, CARRIER | B10001- | |
| 10 | 20Y-27-22250 | BUTTON | B10001- | |
| 11 | 01010-81235 | BOLT | B10001- | |
| 12 | 01643-31232 | WASHER | B10001- | |
| 13 | 07044-12412 | PLUG | B10001- | |
| 14 | 07002-12434 | O-RING | B10001- | |
| 15 | 11Y-27-11450 | MAGNET | B10001- | |
| 16 | 07049-01215 | PLUG | B13430- | |
| 07049-01215 | PLUG | B10001-B13429 |