i work in a big rig tire shop and the double coin tires are your prob. on other duallys i have put them on the did the same thing thier a cheap tire for michalin and for sone reason their odd shaped . we no longer sell them at our shop cause they o this . if u dont min spending extra money get michlin or bridge stone for the steers and i promise the shake will be gone. i'll bet my truck on it. LOL
__________________
i have a 97 cummins 12v with 5in turbo back dual stacks. a #5 fuel plate custom built trans. an AFE st2 air intake system i also have 3 gauge pod .
i like to thank stahl diesel , jefferson state diesel and NO LIMIT diesel performance