Heavy Metal Suspensions - 2005-2010 Jeep Grand Cherokee WK And 2006-2010 Jeep Commander XK 2.5" Rear Spring Spacers High Strength Carbon Steel Lift Kit DETAILS: 2.5" Rear Lift APPLICATIONS: 2005 - 2010 Jeep Grand Cherokee WK (2WD 4WD) and 2006 - 2010 Jeep Commander XK (2WD 4WD) PACKAGE CONTENTS: (x2) Carbon Steel Rear Spring Spacers, Hardware and Installation Notes TIME FRAME: Installs In Approximately 1 - 2 Hours. Heavy Metal Suspensions products are the safest way to lift your vehicle without compromising ride quality. CNC constructed with computer programmed pulse welds, Heavy Metal high-grade steel is guaranteed never to break under even the toughest conditions. Each kit comes complete with hardware,installation instructions and ASE certified telephone support.