Wierd Marks Appearing On Tires
These vertical marks around the tire circumfrence stared to appear on the rear tires of my 2012 silverado 3500 SRW. I recently rotated my tires and front tires did not have these marks. Since rotating...
Forum Discussion
Looks like a tire replacement indicator. On some tires they show up when they are nearing replacement. And from the looks of the tires they are due anyway.
