| Item | Part No. | Part Name | Qty | Serial No. |
| 266-20-41100 | TENSION PULLEY ASS'Y | 4501- | ||
| 1 | 266-20-41200 | BRACKET | 4501- | |
| 2 | 266-20-41120 | PULLEY | 4501- | |
| 3 | 04065-05220 | RING | 4501- | |
| 4 | 04064-02512 | RING | 4501- | |
| 5 | 266-20-41110 | STUD | 4501- | |
| 6 | 06009-06205 | BEARING | 4501- | |
| 7 | 01580-01008 | NUT | 4501- | |
| 8 | 266-20-41400 | BOLT | 4501- | |
| 9 | 01580-01613 | NUT | 4501- | |
| 10 | 01602-01648 | WASHER | 4501- | |
| 11 | 01010-31230 | BOLT | 4501- | |
| 12 | 01602-01236 | WASHER | 4501- |