Product Information 2007 Chevrolet Silverado 2500 HD Classic (Front) (Front Spring: Torsion Bar); 2007 Chevrolet Silverado 3500 Classic (Front) (Front Spring: Torsion Bar); 2007 Chevrolet Silverado 1500 HD Classic (Front) (Front Spring: Torsion Bar); 2016-2019 Chevrolet Suburban 3500 HD (Front); 2002-2006 Chevrolet Avalanche 2500 (Front); 2001-2006 Chevrolet Silverado 1500 HD (Front) (Front Spring: Torsion Bar); 1999-2004 Chevrolet Silverado 2500 (Front) (Front Spring: Torsion Bar); 2001-2010 Chevrolet Silverado 2500 HD (Front) (Front Spring: Torsion Bar); 2001-2006 Chevrolet Silverado 3500 (Front) (Front Spring: Torsion Bar); 2000-2013 Chevrolet Suburban 2500 (Front) (Front Spring: Torsion Bar); 2007-2010 Chevrolet Silverado 3500 HD (Front); 2007 GMC Sierra 2500 HD Classic (Front) (Front Spring: Torsion Bar); 2007 GMC Sierra 3500 Classic (Front) (Front Spring: Torsion Bar); 2007 GMC Sierra 1500 HD Classic (Front) (Front Spring: Torsion Bar); 2001-2006 GMC Sierra 1500 HD (Front) (Front Spring: Torsion Bar); 1999-2004 GMC Sierra 2500 (Front) (Front Spring: Torsion Bar & Drive: 4WD); 2001-2010 GMC Sierra 2500 HD (Front) (Front Spring: Torsion Bar); 2001-2006 GMC Sierra 3500 (Front) (Front Spring: Torsion Bar); 2000-2013 GMC Yukon XL 2500 (Front); 2007-2010 GMC Sierra 3500 HD (Front); 2003-2009 Hummer H2 (Front) (Front Spring: Torsion Bar)