The variable valve timing sprocket is key to ensuring an engine's performance and clean running. Replace a worn factory VVT sprocket with this quality engineered sprocket to restore lost performance. Designed to install and perform like the original.Vehicle model years this part fits:Ford Econoline: 2006 Ford Expedition: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Ford Explorer Sport Trac: 2007, 2008, 2009, 2010 Ford Explorer: 2006, 2007, 2008, 2009, 2010 Ford F-150: 2004, 2005, 2006, 2007, 2008, 2009, 2010 Ford F-250 Super Duty: 2005, 2006, 2007, 2008, 2009, 2010 Ford F-250: 2001 Ford F-350 Super Duty: 2005, 2006, 2007, 2008, 2009, 2010 Ford F-350: 2005, 2006, 2007, 2008, 2009 Ford Lobo: 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Ford Mustang: 2005, 2006, 2007, 2008, 2009, 2010 Lincoln Mark LT: 2006, 2007, 2008, 2010 Lincoln Navigator: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Mercury Mountaineer: 2006, 2007, 2008, 2009, 2010