The original drive shafts on specific vehicles have permanently staked universal joints that make servicing difficult. This Dorman OE FIX rear drive shaft makes the U-joints serviceable for simpler maintenance. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Jeep Commander: 2006, 2007, 2008, 2009, 2010] - [Jeep Grand Cherokee: 2005, 2006, 2007, 2008, 2009] - [Jeep Liberty: 2008, 2009, 2010, 2011, 2012]