New OEM - Genuine Ford - Sun Gear Planetary Ring - New! Never installed or used!!
Fits:
2008-2013 Expedition
2008-2010 Explorer
2008-2010 Explorer Sport Trac
2009-2014 F-150
2011-2014 Mustang
2010-2014 Mark LT
2009-2014 Navigator
2008-2010 Mountaineer
OEM # 9L3Z-7D063-E