While it may sound complicated, the manufacturers do all of the work in compounding and designing, so on a quality tire the UTQG numbers will be appropriate for the tire you are purchasing. Homestead equipment: Take care of your vehicle The UTQG rating for the SP 4N increased to 320 from ...
The UTQG is the U.S. Department of Transportation's labeling system for the tread wear, temperature resistance and traction of each type of tire [source: Cook]. A tire with a UTQG tread wear of 300 is predicted to last three times longer than a tire with a UTQG of 100. A scale of...