I have two 2012's. One built in mid 2011 with 19k miles and one in Aug 2012 with 9k miles and both have been good motors. Time will tell.
98 Sahara w/3.5 RE Superflex, RE adjustable control arms, 33x12.5x15 XTERRAINS, 15x10 Xtreme Alloys
2012 JK Rubicon Unlimited. 2012 JK Sport.