Cooper discoverer at3 P275/65R20 126S bsw all-season tire Fits: 2020-23 GMC Sierra 2500 HD AT4, 2011-22 Ford F-250 Super Duty Lariat

from Buster

I really like these tires. I have been running them on multiple vehicles that I use for personal and business delivery for a long time. I like the traction that I get in all conditions without all of the road noise. I also like that they last for many miles before I have to replace them. I run 10...

from Satisfied Cooper Trooper

I went with a load E version of this tire, which is more than my 2007 Yukon XL Denali requires, but I do a lot of towing and hauling and wanted a tire that could handle being aired up to higher pressures to handle the larger loads. These fit the bill perfectly, and I am super stoked with the trea...

from Jeff

My family vehicles all run cooper tires and have never had any problems we drive a lot from California to South Dakota quite a bit. Californias roads are horrible and South Dakota has a lot of gravel, mud and snow these tires handle it all Can't go wrong with Cooper

from Rob S

I have these on my 2023 LR Defender SE and I love them. Currently I have 12000+ miles on them. I do mild off roading and I drive a lot of un-maintained roads, both dirt and gravel. I wanted a tire that gave me off road traction and still maintained a solid on road ride. The AT3 4S is quiet, comfo...

from Jim

I had them on my 2014 as winters and then moved them over to my 2019 until 2023 ..... the tread was fine but rubber was never intended to last that long :) Great on snow, ice, freezing rain, mud and gravel or anything Canadian winter has to offer up !