2010 Honda Civic Owner's Manual - Page 375

Tire Labeling The tires that came on your vehicle have a number of markings. Those you should be aware of are described below. Tire Labeling Example (1) Tire Size 89 Whenever tires are replaced, they should be replaced with tires of the same size. Following is an example of tire size with an explanation of what each component means. P205/55R16 89H P 205 55 Vehicle type (P indicates passenger vehicle). Tire width in millimeters. Aspect ratio (the tire's section height as a percentage of its width). Load index (a numerical code associated with the maximum load the tire can carry). Speed symbol (an alphabetical code indicating the maximum speed rating). H Technical Information (4) (3) (1) (2) (3) (4) (2) (1) R 16 Tire construction code (R indicates radial). Rim diameter in inches. Tire Size Tire Identification Number (TIN) Maximum Tire Pressure Maximum Tire Load CONTINUED 369