Rear RIght or Left Hand Side Leaf Spring Shackle Eye Bushing is a direct fit for the following:

1999-2004 Ford F-250 Super Duty
1999-2004 Ford F-350 Super Duty
1999-2004 Ford F-450 Super Duty
1999-2004 Ford F-550 Super Duty
2000-2004 Ford Excursion

Genuine Ford Part Number: E8TZ-5781-B