I have a set on my liberty (Goodyear Authority), for a few thousand miles now. Two long road trips, one to Big Bear, Ca and one to Moab, UT , daily driving to work and some off road here in Arizona and in Moab. Have been in mud, rocks, gravel, slick rock, sand, pavement, rain and snow. The tires have preformed well on all surfaces with the proper air adjustments for the terrain, with one major problem area.....the Authority's do not seem to be able to shed rocks and gravel from the tread, at all! the Kane springs road leading to cliff hanger and hurrah pass/chicken corners has been graded and fresh gravel is on the road surface, makes the trip to the trails great. but on my way home i found that the gravel would not come out of the tread on its own and when i arrived back in Moab i needed to remove some by hand, (never had this problem with BFG all terrains on other vehicles). on the long road trip back to Arizona they just keep hanging on, most i hadn't noticed before, they where in-bedded into the treads themselves, in the sipping and had worked their way, all the way into the tread, i had to remove some with pliers and a screw driver. OK, we have all had a few pieces of gravel stuck in the treads, but this was bad, every tread gap and most sipping was filled with gravel, weird, never had this happen with any tire Ive ran on any other vehicular Ive own. Other than that issue Ive been pleased with them so far, i am curios to see what kind of millage i will get out of a set, i have seen just over a 32nd of tread gone so far. just my
