| Item | Part No. | Part Name | Qty | Serial No. |
| 56B-23-39000 | Axle Assembly, Center | 5129- | ||
| 56B-23-31900 | Differential Assembly | 5129- | ||
| 56B-23-31300 | Pinion and Gear | 5129- | ||
| 1 | Pinion | 5129- | ||
| 2 | Gear | 5129- | ||
| 3 | 01010-61645 | Bolt | 5129- | |
| 4 | 01643-31645 | Washer | 5129- | |
| 5 | 423-22-21820 | Bearing | 5129- | |
| 6 | 419-22-11810 | Bearing | 5129- | |
| 7 | 56B-23-16622 | Gear | 5129- | |
| 8 | 07000-55220 | O-ring | 5129- | |
| 9 | 56B-23-11351 | Cage | 5129- | |
| 10 | 56B-23-16840 | Holder | 5129- | |
| 11 | 01051-62420 | Bolt | 5129- | |
| 12 | 56B-23-16910 | Spacer, T=25.887mm | 5129- | |
| 12 | 56B-23-16920 | Spacer, T=25.787mm | 5129- | |
| 12 | 56B-23-16930 | Spacer, T=25.687mm | 5129- | |
| 12 | 56B-23-16940 | Spacer, T=25.587mm | 5129- | |
| 12 | 56B-23-16950 | Spacer, T=25.487mm | 5129- | |
| 12 | 56B-23-16960 | Spacer, T=25.387mm | 5129- | |
| 12 | 56B-23-16970 | Spacer, T=25.287mm | 5129- | |
| 12 | 56B-23-16980 | Spacer, T=25.187mm | 5129- | |
| 12 | 56B-23-16990 | Spacer, T=25.087mm | 5129- | |
| 13 | 56B-23-16710 | Shim, T=0.15mm | 5129- | |
| 13 | 56B-23-16720 | Shim, T=0.20mm | 5129- | |
| 13 | 56B-23-16730 | Shim, T=0.50mm | 5129- | |
| 13 | 56B-23-16741 | Shim, T=0.18mm | 5129- | |
| 14 | 04020-01228 | Pin, Dowel | 5129- | |
| 15 | 04000-00715 | Key | 5129- | |
| 16 | 56B-23-16860 | Holder | 5129- | |
| 17 | 56C-23-19630 | Cover | 5129- | |
| 18 | 01010-61230 | Bolt | 5129- | |
| 19 | 01643-31232 | Washer | 5129- | |
| 20 | 56B-23-31930 | Gear | 5129- | |
| 21 | 56B-23-37290 | Coupling | 5129- | |
| 22 | 56B-23-31940 | Bushing | 5129- | |
| 23 | 56B-23-31920 | Spacer | 5129- | |
| 24 | 04000-00510 | Key | 5129- | |
| 25 | 04064-07525 | Ring, Snap | 5129- |