| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM172738-28100 | CASE,FINAL DRIVE | 00501- | |
| 2 | YM24321-001350 | O-RING | 00501- | |
| 3 | YM172738-28220 | GASKET | 00501- | |
| 4 | YM172738-28370 | GEAR | 00501- | |
| 5 | YM172738-23530 | BEARING,BALL | 00501- | |
| 6 | YM172730-44351 | COLLAR | 00501- | |
| 7 | YM194200-25600 | SHIM¤ 0.3MM | 00501- | |
| 8 | YM22242-000350 | RING,SNAP | 00501- | |
| 9 | YM172738-28360 | GEAR | 00501- | |
| 10 | YM24121-063074 | BEARING,BALL | 00501- | |
| 11 | YM172738-28350 | SHAFT | 00501- | |
| 12 | YM172738-28320 | GEAR | 00501- | |
| 13 | YM172738-28330 | GEAR¤ 32 TEETH | 00501- | |
| 14 | YM24121-063074 | BEARING,BALL | 00501- | |
| 15 | YM172738-28200 | COVER | 00501- | |
| 16 | YM933171-13691 | PLUG | 00501- | |
| 17 | YM1A1040-26060 | PIN,DOWEL | 00501- | |
| 18 | YM172738-28270 | COVER | 00501- | |
| 19 | YM172730-42360 | GASKET | 00501- | |
| 20 | YM195035-12310 | BOLT | 00501- | |
| 21 | YM195035-12310 | BOLT | 00501- | |
| 22 | YM172725-25851 | SPRING | 00501- | |
| 23 | YM26116-100252 | BOLT | 00501- | |
| 24 | YM26717-100002 | NUT | 00501- | |
| 25 | YM26013-120302 | BOLT | 00501- | |
| 26 | YM195412-31490 | BOLT | 00501- |