I installed Cooper AT3 XLT ‘s yesterday on my 2018 Sierra with 2” RC level. No rubbing issues with 275/60r20. They look even better in person. I’m glad I tried a different tire other than the KO2.
I joined the silvermetallic club a few weeks ago. Recently installed a 1.5" ReadyLift leveling kit, Undercover Flex tri-fold bed cover and billet grille. I love this color!