I have a 2003 gmc sierra denalli I want to put a set of 20's on but what size tire not to mess up my computer or the speed odometer

Glenmore Smith

Asked by Glenmore Feb 06, 2013 at 10:43 PM about the GMC Sierra

Question type: Car Customization

1 Answer


You can plus and minus size with this calculator - http://www.miata.net/garage/tirecalc.html

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