Adapter is a direct fit for the following:

2003-2005 Ford Excursion
2003-2007 Ford F-250 Super Duty
2003-2007 Ford F-350 Super Duty
2003-2007 Ford F-450 Super Duty
2003-2007 Ford F-550 Super Duty

Genuine Ford Part Number: 6C3Z-9A214-A