285/70r18 in inches

Quick Answer Box What is 285/70R18 in Inches? 285/70R18 converts to a tire that is 33.71 inches tall and 11.22 inches wide. The numbers in this size code are metric: 285 is the section width in millimeters, 70 is the aspect ratio (sidewall height as a percent of width), and 18 is the wheel diameter,…