275/60R18 Tire Size in Inches

275/60R18 is a metric tire size representation, which defines that the tires have a width of 275 mm, 60 is the aspect ratio and a rim diameter of 18 inches. In the imperial system the tire size 275/60R18 equates to a 31×10.8R18 that is commonly used in the automotive industry. So Converting 275/60R18 in inches the tires have a length of 31 inches, a width of 10.8 inches, a sidewall height of 6.5 inches and The number of complete resolutions made by the corresponding tire size is equal to 651 per mile with a circumference of 97.3 inches.

275/60R18 tire size in inches

275/60R18 inches mm
Tire Diameter 31 inches 787 mm
Tread Width 10.8 inches 275 mm
Rim Diameter 18 inches 457 mm
Sidewall Height 6.5 inches 165 mm
Circumference 97.3 inches 2471 mm
Revolutions 651 per mile 405 per km

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275/60R18 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 275/60R18 tires.

Tire Size Overall Diameter Difference
255/50R20 30.1″ (764 mm) -2.9%
285/45R20 30.1″ (764 mm) -2.9%
235/60R19 30.1″ (765 mm) -2.8%
235/55R20 30.2″ (766 mm) -2.7%
285/55R18 30.4″ (771 mm) -2%
175/90R18 30.4″ (773 mm) -1.8%
295/45R20 30.5″ (774 mm) -1.7%
265/50R20 30.5″ (774 mm) -1.7%
265/55R19 30.5″ (775 mm) -1.5%
245/65R18 30.5″ (775 mm) -1.5%
265/60R18 30.5″ (775 mm) -1.5%
165/90R19 30.7″ (781 mm) -0.8%
305/45R20 30.8″ (782 mm) -0.6%
275/50R20 30.9″ (784 mm) -0.4%
275/55R19 30.9″ (785 mm) -0.3%
235/70R18 31″ (787 mm) 0%
255/55R20 31″ (788 mm) 0.1%
255/60R19 31.1″ (789 mm) 0.3%
235/65R19 31.1″ (789 mm) 0.3%
255/65R18 31.1″ (789 mm) 0.3%
285/50R20 31.3″ (794 mm) 0.9%
225/75R18 31.3″ (795 mm) 1%
285/55R19 31.4″ (797 mm) 1.3%
285/60R18 31.5″ (799 mm) 1.5%
245/70R18 31.5″ (801 mm) 1.8%
265/65R18 31.5″ (801 mm) 1.8%
245/60R20 31.6″ (802 mm) 1.9%
295/50R20 31.7″ (804 mm) 2.2%
235/75R18 31.9″ (809 mm) 2.8%
275/55R20 31.9″ (810 mm) 2.9%

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