| Item | Part No. | Part Name | Qty | Serial No. |
| 207-30-K1900 | IDLER ASSEMBLY, FRONT | |||
| 1 | 207-30-K1870 | IDLER | ||
| 2 | 207-30-K1890 | BUSHING | ||
| 3 | 207-30-K1840 | SHAFT | ||
| 4 | 207-30-K1850 | O-RING | ||
| 5 | 207-30-K1910 | PLUG | ||
| 6 | 207-30-K1860 | O-RING | ||
| 207-30-00101 | SEAL ASSEMBLY, FLOATING | |||
| 7 | 207-30-00111 | RING ASSEMBLY, SEAL | ||
| 8 | 207-30-00121 | O-RING ASSEMBLY | ||
| 9 | 207-30-K1920 | SUPPORT | ||
| 10 | 207-30-K1930 | PIN | ||
| F1 - FRONT IDLER ASSEMBLIES 207-30-K1900 AND 207-30-00160 ARE | ||||
| INTERCHANGEABLE AS COMPLETE ASSEMBLIES, BUT COMPONENT PARTS | ||||
| WITHIN EACH ASSEMBLY ARE NOT. |