2010 Honda Ridgeline Owner's Manual - Page 396
2010 Honda Ridgeline Manual
Page 396 highlights
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 17 105 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). 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. P245/65R17 105T P 245 65 Vehicle type (P indicates passenger vehicle). Tire width in millimeters. Aspect ratio (the tire's section height as a percentage of its width). Tire construction code (R indicates radial). T (1) (4) (1) (2) (3) (4) (3) (2) R Tire Size Tire Identification Number (TIN) Maximum Tire Pressure Maximum Tire Load 392 2010 Ridgeline