| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-30-08040 | FRONT IDLER ASS'Y | K30001- | ||
| 1 | 20Y-30-28410 | IDLER | K30001- | |
| 2 | 207-30-56140 | BUSHING | K30001- | |
| 3 | 20Y-30-28250 | SHAFT | K30001- | |
| 4 | 20Y-30-28210 | PLUG | K30001- | |
| 5 | 20Y-30-28200 | O-RING | K30001- | |
| 20Y-30-00100 | FLOATING SEAL ASS'Y | K30001- | ||
| 6 | 20Y-30-00110 | SEAL RING ASS'Y | K30001- | |
| \6\ | RING | K30001- | ||
| 7 | 20Y-30-00120 | O-RING ASS'Y | K30001- | |
| \6\ | O-RING | K30001- | ||
| 8 | 20Y-30-28260 | SUPPORT | K30001- | |
| 9 | 20Y-30-28270 | PIN | K30001- |