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I commented on a co-worker’s wildpeak AT3Ws severe dry rotting only to find out they weren’t even 3 years and 30k miles old. Severe such as.. 2” long cracks in the thin part of the sidewall so deep the cords were clearly visible.BFGs do not age well. These KM2s are on my BJ74. They were on the truck when I bought it. Otherwise they would would not be there.
Hard pass for me.
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i do love a cooper/mickeyCooper or Mickey Thompson (made by Cooper) is all I will run.
Did you ever use GY Wrangler AT with Kevlar?? It is a fascinating tire that is on higher end of GY tires.There have been bad experiences by all of one brand or another over time. IME Falken and Goodyear are absolute trash and on the flip side BFG's have been extremely good to me. They all have their strengths and weaknesses and some work better in some regions of the country than others. How and where you drive has a lot to do with performance from one guy to the next as well.
Did you ever use GY Wrangler AT with Kevlar?? It is a fascinating tire that is on higher end of GY tires.
Cooper or Mickey Thompson (made by Cooper) is all I will run.
Both of which have been owned and made by Goodyear for nearly two years now. Fun times.
KO2 is one of the most highly produced AT tires ever. It serves very well for lots of people. Build that many units for that long and you are guaranteed to see issues. The scariest of which is sidewall cracking like this:
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Seen that a few times in less than 10k miles. This is seen in posts for years from all over the world. It's worth noting that the KO3 has a different sidewall design that deletes the stress riser in that sidewall block notch.
All that being said, KO2 is generally priced well beyond reason anymore, and there are highly competitive tires at much lower prices.
I've never seen those cracks on a KO2 before, interesting.
Makes me wonder what pressures have been run and for how long. Never had any KO2 I have run crack like that. Looks like a lot of sidewall stress.
Wow. That is interesting. Then you have to wonder if it was a bad batch. Guess I have been lucky. I will keep an eye on the set I just bought and see how they hold up. Problem is where I live, I go through tires about every 20,000 to 25,000 miles or so, which is maybe 1 1/2 to two years. This mountain just eats tires.One set that I saw for sure ran correct pressures. Can't speak to the other.
After it happened I spoke to our tire engineer at work about it. He didn't seem surprised. In fact, he seemed surprised it didn't happen more often given the deep, sharp V in the block root.
Wow. That is interesting. Then you have to wonder if it was a bad batch. Guess I have been lucky. I will keep an eye on the set I just bought and see how they hold up. Problem is where I live, I go through tires about every 20,000 to 25,000 miles or so, which is maybe 1 1/2 to two years. This mountain just eats tires.
I run mine at 42 PSI also.I have over 200,000 miles on KO2s and another 100+k on the original BFG AT TA between an 89 jeep yk and 96 full size Bronco over the past 30 years or so. I'm on my second set on my 2012 4Runner and first set went 90k with room to spare. Have about 3000 miles on KO2's on my cruiser now and have been plenty happy so far. I think a lot of wear issues, etc. come from improper inflations. When I first put them on the 4Runner, I didn't know they had to be adjusted from 32psi to 44psi since they were LT vs P tires. They started cupping in the first 5000 miles and I figured it out. Once corrected, they ran another 85k at 44psi before I put new ones on. Maybe that is the reason for some of the anomalies and critical reviews. I'm happy with them and will continue to run them unless I start rock crawling or something. I run them at 42psi on my LC.