I had Michelin LTX AT2 on mine and now I'm trying B.F. Goodrich All Terrain TA's. They're both great tires, but I have to say I prefer the Michelin's except for the cost. My Michelin's were $450 more, which is the main reason I'm trying the BFG's.
2015 Sierra 32QBBS-23 nights camped since the end of June 2014
2015-sorry to say only 11 nights so far, more to come though