Rear Suspension U-Bolt is a direct fit for the following:

1996-2014 Chevrolet Express 1500
1996-2002 Chevrolet Express 2500
1999-2006 Chevrolet Silverado 1500
2007 Chevrolet Silverado 1500 Classic
2001-2003, 2005-2006 Chevrolet Silverado 1500 HD
2007 Chevrolet Silverado 1500 HD Classic
1996-2014 GMC Savana 1500
1996-2002 GMC Savana 2500
1999-2006 GMC Sierra 1500
2007 GMC Sierra 1500 Classic
2001-2003, 2005-2006 GMC Sierra 1500 HD
2007 GMC Sierra 1500 HD Classic

Genuine GM Part Number: 15002781