Tune Up Kit for 05-08 Jeep WK Grand Cherokee or XK Commander w/ 3.7L Engine Crown Automotive Differential Side Bearing Spacer these M1R's keep your suspension

these M1R's keep your suspension from overextending

This is a high quality bolt set that is made of grade 8 Inchsteel and will meet your requirements for a quality bolt set

Integrated hidden front-facing 2 Inch hitch receiver mount

offering 10-stage variable valving

The system delivers a dramatic increase is travel and the included adjustable track bar adds stability countering the sloppiness that can lead to Death Wobble

Tune Up Kit for 05-08 Jeep WK Grand Cherokee or XK Commander w/ 3.7L Engine Crown Automotive Differential Side Bearing Spacer these M1R's keep your suspensionTune Up Kit for 2005 2008 Jeep WK Grand Cherokee or 2006 2008 XK Commander w 3. 7L Engine, Includes Spark Plugs, Air Filter, and Oil Filter Features and Benefits: 12 Month Warranty For Models w 3. 7L Engine Includes Spark Plugs, Air Filter, and Oil Filter Spark Plugs Are Not Pre Gapped Use Existing Hardware Details: Material: See Components Hardware Included: Use Existing Hardware Interchange: TK 47 Application: 2005 2008 Jeep WK Grand Cherokee w 3.