2Aspect ratio. The aspect ratio, or profile, refers to the height of the sidewall as a % of the section width. In our example, 55 means the height is equal to 55% of the 195mm width. The bigger the aspect ratio, the bigger the sidewall will be.
TheToyo Open Country M/T is a mud terrain tire designed for light trucks that performs well in inclement conditions. It rates high in off-road traction while providing a smooth quiet ride and provides a long tread life as well as excellent on road capabilities. The Open Country M/T is at the top of its class in all around performance and ability.Forinstance, if your rim width is 7.5 inches, the ideal tire width would be between 215 mm and 235 mm. Consider a scenario where you have a vehicle with 8.5-inch rims. According to the chart, the minimum tire width that could fit this rim is 225 mm, the ideal range lies between 235 mm and 265 mm, and the maximum tire width should not Thesection height is the height of the tire measured from the rim to the outer edge of the tire; the section width is the width from sidewall to sidewall. A tire with the code xxx/65 indicates that the section height of the tire is 65% of its width. For example, for a tire with code 200/65, the section height is 200 × 65% = 130 mm.