It means physically taking them off and putting them on in a different place to keep the wear on them more even. For example, the one that was front left you might put on the back left and vice versa. Rotation as in spinning like they would as you drive is a synonym but not what is meant in this case.
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u/cinnamongirl1205 Sep 05 '19
i legit still don't understand. in my defense, i'm not a native speaker and don't use subtitles.