ECCPP 4PCS 2" 5x5.5 to 5x5.5 Fit 2007 2008 2009 Dodge Ram 1500 Durango Dakota Chrysler Aspen Mitsubishi Raider 9/16 Studs REQUIRED that youCheck your vehicle compatibility in Product Description BEFORE buying 4PCS Brand new wheel spacers.5x5.5 to 5x5.5 Bolt Pattern 2" Thick 77.8mm Center Hub Bore 6061 T6 Billet Aluminum CNC Machined, 9 / 16" UNF Studs / Nuts Fitment:2002-2010 Dodge Ram 1500,2006-2009 Mitsubishi Raider,2004-2009 Dodge Durango,2005-2010 Dodge Dakota,2007-2009 Chrysler Aspen, 2012-2013 Ram 1500 CHECK YOUR STUDS - can be either a 9/16" or 14x1.5,2011 Ram 1500