NP261 HD NP263 HD 1999-2007 4L60E 4L80E Transfer Case Rebuild Package Compatible with Compatible Make / Model Compatible with Cadillac Escalade 1999-2000 Compatible with Cadillac Escalade 2002-2006 Compatible with Cadillac Escalade ESV 2003-2006 Compatible with Cadillac Escalade EXT 2002-2006 Compatible with Chevrolet Avalanche 2007-2007 Compatible with Chevrolet Avalanche 1500 - 2002-2006 Compatible with Chevrolet Silverado 1500 - 1999-2007 Compatible with Chevrolet Silverado 1500 Classic - 2007-2007 Compatible with Chevrolet Silverado 2500 - 1999-2004 Compatible with Chevrolet Silverado 2500 HD - 2001-2006 Compatible with Chevrolet Silverado 2500 HD Classic - 2007-2007 Compatible with Chevrolet Silverado 3500 - 2001-2006 Compatible with Chevrolet Suburban 1500 - 2000-2007 Compatible with Chevrolet Suburban 2500 - 2000-2007 Compatible with Chevrolet Tahoe - 1999-2007 Compatible with GMC Sierra 1500 - 1999-2007 Compatible with GMC Sierra 1500 Classic - 2007-2007 Compatible with GMC Sierra 2500 - 1999-2004 Compatible with GMC Sierra 2500 HD -2001-2006 Compatible with GMC Sierra 2500 HD Classic - 2007-2007 Compatible with GMC Sierra 3500 - 2001-2006 Compatible with GMC Yukon - 1999-2007