Tuff Country 12000 2" Suspension Lift Kit 2007-2012 &gt; Chevrolet &gt; Avalanche &gt; 4wd & 2wd &gt; 1500; Recommended Tire Size: 31x10.50 2007-2013 &gt; Chevrolet &gt; Silverado &gt; 4wd & 2wd &gt; 1500 Recommended Tire Size: 31x10.50 2007-2012 &gt; Chevrolet &gt; Suburban &gt; 4wd & 2wd &gt; 1500 Recommended Tire Size: 31x10.50