The Cooper Discoverer AT3 is an all season tire intended for use on a variety of vehicles. They are designed with an aggressive 5-rib, all-terrain design that provides excellent traction on the highway and in mild off-road conditions. Discoverer AT3 tires are a great all around tire that accommodate many weather and road conditions.
The 275/55R20 Cooper Discoverer AT3 has a diameter of 31.9", a width of 10.8", mounts on a 20" rim and has 651 revolutions per mile. It weighs 43 lbs, has a max load of 2833 lbs, a maximum air pressure of 50 psi, a tread depth of 12.5/32" and should be used on a rim width of 7.5-9.5".