Perished lower control arm bushings are a common cause of this problem. In a static setting the alignment may be fine, but when driving the worn bushings allow a lot of deflection and can cause cupping or edge wear.

Hi all, I have an '02 v70 XC, to which I installed a Grom to listen to music. I have the USB connection, which required the DashLinq App. As most probably know, Grom has stopped supporting DashLinq due to changes that Google has made to Android that mess with sending music through the USB. As most a...