Compatibility: Drive Belt Tensioner Kit Compatible with Silverado 1500 1999-2008 4.8L 5.3L, Silverado 1500 2003-2008 6.0L, Silverado 1500 Classic 2007 4.8L 5.3L 6.0L, Silverado 1500 HD 2001-2003 6.0L, Silverado 1500 HD 2005-2006 6.0L, Silverado 2500 1999-2004 6.0L, Silverado 2500 1999-2008 5.3L, Silverado 2500 2006-2008 4.8L, Silverado 2500 HD 2001-2008 6.0L, Silverado 1500 HD Classic/2500 HD Classic/3500 Classic 2007 6.0L, Silverado 3500 2001-2006 2008 6.0L, Silverado 3500 HD 2007-2008 6.0L
Compatibility: Belt Tensioner Pulley Kit Compatible with Savana 2500 03-05 5.3L, Savana 2500 3500 03-08 4.8L 6.0L, Sierra 2008 6.2L, Sierra 07-08 5.3L, Sierra 1500 99-08 4.8L 5.3L, Sierra 1500 01-08 6.0L, Sierra 1500 07-08 6.2L, Sierra 1500 Classic 2007 4.8L 5.3L 6.0L, Sierra 1500 HD 01-03 05-06 6.0L, Sierra 1500 HD Classic 2007 6.0L, Sierra 2500 99-00 5.3L, Sierra 2500 99-04 6.0L, Sierra 2500 HD 01-08 6.0L, Sierra 2500 HD Classic/3500 Classic 2007 6.0L, Sierra 3500 01-06 6.0L, Sierra 3500 HD 07-08 6.0L