2010 Honda Insight Owner's Manual - Page 425

Tire Labeling Tire Size 84 Whenever tires are replaced, they should be replaced with tires of the same size. The following is an example of tire size with an explanation of what each component means. 175/65R15 84S 175 65 Tire width in millimeters. Aspect ratio (the tire's section height as a percentage of its width). Tire construction code (R indicates radial). Rim diameter in inches. Load index (a numerical code associated with the maximum load the tire can carry). Speed symbol (an alphabetical code indicating the maximum speed rating). 2KNR 2202 Tire type code. Date of manufacture. Year Week The maximum air pressure the tire can hold. The maximum load the tire can carry at maximum air pressure. S Maximum Tire Pressure Max Press Tire Identification Number (TIN) The tire identification number (TIN) is a group of numbers and letters that look like the following example. TIN is located on the sidewall of the tire. DOT EUYU 2KNR 2202 Maximum Tire Load Max Load R 15 DOT This indicates that the tire meets all requirements of the U.S. Department of Transportation. Manufacturer's identification mark. EUYU 422 2010 Insight