| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-30-08020 | TRACK ROLLER | A83001-- | ||
| 1 | 20Y-30-28280 | ROLLER | A83001-- | |
| 2 | 20Y-30-16241 | BUSHING | A83001-- | |
| 3 | 20Y-30-28290 | SHAFT | A83001-- | |
| 4 | 20Y-30-28330 | O-RING | A83001-- | |
| 20Y-30-00041 | SEAL, FLOATING | A83001-- | ||
| 5 | 20Y-30-00051 | SEAL RING | A83001-- | |
| 6 | 20Y-30-00061 | O-RING | A83001-- | |
| 7 | 20Y-30-28300 | COLLAR | A83001-- | |
| 8 | 20Y-30-28340 | PLUG | A83001-- | |
| 9 | 20Y-30-28310 | COLLAR | A83001-- | |
| 10 | 20Y-30-28321 | PIN | A83001-- | |
| 11 | 20Y-30-11340 | BOLT | A83001-- | |
| 12 | 01643-31845 | WASHER | A83001-- |