Set of 2 Cast Iron 4 Inch Lift Leaf Spring Block Kit
Lift Height: 4 Inch\Material: Cast Iron\Includes Hardware: Yes\Estimated Install Time (Hours): 1

Blocks Are Cast From Class 30 Gray Iron, The Same Material Used By Vehicle Manufacturers For Their Spacer Blocks\U-Bolts Are Manufactured From Low Allow, High Strength Steel

Fitment guaranteed only for: 2007 Chevrolet Silverado 1500 Classic - 4 in. Rear Block Kit
1999-2006 Chevrolet Silverado 1500 - 4 in. Rear Block Kit
2007 Chevrolet Silverado 2500 HD Classic - 4 in. Rear Block Kit
2001-2008 Chevrolet Silverado 2500 HD - 4 in. Rear Block Kit
1999-2004 Chevrolet Silverado 2500 - 4 in. Rear Block Kit
2000-2010 Chevrolet Suburban 2500 - 4 in. Rear Block Kit
2007 GMC Sierra 1500 Classic - 4 in. Rear Block Kit
1999-2006 GMC Sierra 1500 - 4 in. Rear Block Kit
2007 GMC Sierra 2500 HD Classic - 4 in. Rear Block Kit
2001-2008 GMC Sierra 2500 HD - 4 in. Rear Block Kit
1999-2004 GMC Sierra 2500 - 4 in. Rear Block Kit