Sometimes there are multiple alternators for 1 application. Please view the pictures to identify the alternator that fits your vehicle.
Ford Alternators Explained| Year | 3G (Small Frame) | 3G (Large Frame) | 6G (Small Frame) | 4G |
| 1997 | 7790 | 7791 | ||
| 1998 | 7790 | 7791 | ||
| 1999 | 7790 | 7764 | 8251 | |
| 2000 | 7790 | 7764 | 8251 | |
| 2001 | 7790 | 7764 | 8251 | |
| 2002 | 7776 | 8310 | 8251 | |
| 2003 | 7776 | 8310 | 8251 | |
| 2004 | 8318 | 8251 | ||
| 2005 | 8429 | 8318 | ||
| 2006 | 8429 | 8318 | ||
| 2007 | 8429 | 8318 | ||
| 2008 | 8429 | 8318 |