275/65R18 is a metric tire size representation, which defines that the tires have a width of 275 mm, 65 is the aspect ratio and a rim diameter of 18 inches. In the imperial system the tire size 275/65R18 equates to a 32.1×10.8R18 that is commonly used in the automotive industry. So Converting 275/65R18 in inches the tires have a length of 32.1 inches, a width of 10.8 inches, a sidewall height of 7 inches and The number of complete resolutions made by the corresponding tire size is equal to 629 per mile with a circumference of 100.8 inches.
275/65R18 tire size in inches
275/65R18
inches
mm
Tire Diameter
32.1 inches
815 mm
Tread Width
10.8 inches
275 mm
Rim Diameter
18 inches
457 mm
Sidewall Height
7 inches
179 mm
Circumference
100.8 inches
2559 mm
Revolutions
629 per mile
391 per km
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275/65R18 Equivalent Tire Sizes for replacement
If you are replacing your tires, always keep in mind that they are compatible with your vehicle so that the impact on the overall performance of your vehicle can be reduced. Here we have listed some tire size that is equivalent to 275/65R18 tires.