Tuff Country 01-10 Chevy Silverado 3500 4wd 1in Rear Block & U-Bolt Kit

Tuff Country's block and u-bolts kits are an economical solution to raising the rear end of many trucks and SUVs. Lift blocks are inserted between the factory axle and leaf spring to lift the rear end. Each kit includes lift blocks and extended zinc plated u-bolts, custom fit for the application. Fitment 2001 Chevrolet Silverado 3500 Base 2001 Chevrolet Silverado 3500 LS 2001 Chevrolet Silverado 3500 LT 2001 GMC Sierra 3500 SL 2001 GMC Sierra 3500 SLE 2001 GMC Sierra 3500 SLT 2002 Chevrolet Silverado 3500 Base 2002 Chevrolet Silverado 3500 LS 2002 Chevrolet Silverado 3500 LT 2002 GMC Sierra 3500 Base 2002 GMC Sierra 3500 SL 2002 GMC Sierra 3500 SLE 2002 GMC Sierra 3500 SLT 2003 Chevrolet Silverado 3500 Base 2003 Chevrolet Silverado 3500 LS 2003 Chevrolet Silverado 3500 LT 2003 GMC Sierra 3500 Base 2003 GMC Sierra 3500 SLE 2003 GMC Sierra 3500 SLT 2004 Chevrolet Silverado 3500 Base 2004 Chevrolet Silverado 3500 LS 2004 Chevrolet Silverado 3500 LT 2004 Chevrolet Silverado 3500 WT 2004 GMC Sierra 3500 Base 2004 GMC Sierra 3500 SLE 2004 GMC Sierra 3500 SLT 2004 GMC Sierra 3500 WT 2005 Chevrolet Silverado 3500 Base 2005 Chevrolet Silverado 3500 LS 2005 Chevrolet Silverado 3500 LT 2005 GMC Sierra 3500 Base 2005 GMC Sierra 3500 SLE 2005 GMC Sierra 3500 SLT 2005 GMC Sierra 3500 WT 2006 Chevrolet Silverado 3500 LS 2006 Chevrolet Silverado 3500 LT 2006 Chevrolet Silverado 3500 WT 2006 GMC Sierra 3500 SL 2006 GMC Sierra 3500 SLE 2006 GMC Sierra 3500 SLT 2006 GMC Sierra 3500 WT 2007 Chevrolet Silverado 3500 Classic LS 2007 Chevrolet Silverado 3500 Classic LT 2007 Chevrolet Silverado 3500 Classic WT 2007 Chevrolet Silverado 3500 HD LT 2007 Chevrolet Silverado 3500 HD LTZ 2007 Chevrolet Silverado 3500 HD WT 2007 GMC Sierra 3500 Classic SL 2007 GMC Sierra 3500 Classic SLE 2007 GMC Sierra 3500 Classic SLT 2007 GMC Sierra 3500 Classic WT 2007 GMC Sierra 3500 HD SLE 2007 GMC Sierra 3500 HD SLT 2007 GMC Sierra 3500 HD WT 2008 Chevrolet Silverado 3500 HD LT 2008 Chevrolet Silverado 3500 HD LTZ 2008 Chevrolet Silverado 3500 HD WT 2008 GMC Sierra 3500 HD SLE 2008 GMC Sierra 3500 HD SLT 2008 GMC Sierra 3500 HD WT 2009 Chevrolet Silverado 3500 HD LT 2009 Chevrolet Silverado 3500 HD LTZ 2009 Chevrolet Silverado 3500 HD WT 2009 GMC Sierra 3500 HD SLE 2009 GMC Sierra 3500 HD SLT 2009 GMC Sierra 3500 HD WT 2010 Chevrolet Silverado 3500 HD LT 2010 Chevrolet Silverado 3500 HD LTZ 2010 Chevrolet Silverado 3500 HD WT