| Catalog Part # | Sub‑Catalog Part # | Description |
|---|---|---|
| 510125 | 510125 | 1964-66 Mustang Classic Update Kit, First Design ( Discontinued ) |
| 510125 | 510125 | 1964-66 Mustang Classic Update Kit, Second Design ( Discontinued ) |
| 510125 | 510125 | 1964-66 Mustang Classic Update Kit ( Current Version ) |