ST225/90R16 Tire Size in Inches

ST225/90R16 is a metric tire size representation, which defines that the tires have a width of 225 mm, 90 is the aspect ratio and a rim diameter of 16 inches. In the imperial system the tire size ST225/90R16 equates to a 32×8.9R16 that is commonly used in the automotive industry. So Converting ST225/90R16 in inches the tires have a length of 32 inches, a width of 8.9 inches, a sidewall height of 8 inches and The number of complete resolutions made by the corresponding tire size is equal to 630 per mile with a circumference of 100.5 inches.

ST225/90R16 tire size in inches

ST225/90R16 inches mm
Tire Diameter 32 inches 812 mm
Tread Width 8.9 inches 225 mm
Rim Diameter 16 inches 406 mm
Sidewall Height 8 inches 203 mm
Circumference 100.5 inches 2550 mm
Revolutions 630 per mile 392 per km

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ST225/90R16 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 ST225/90R16 tires.

Tire Size Overall Diameter Difference
225/85R16 31″ (788 mm) -3%
255/65R18 31.1″ (789 mm) -2.8%
275/65R17 31.1″ (790 mm) -2.7%
295/65R16 31.1″ (790 mm) -2.7%
255/70R17 31.1″ (790 mm) -2.7%
275/70R16 31.2″ (792 mm) -2.5%
225/75R18 31.3″ (795 mm) -2.1%
305/60R17 31.4″ (798 mm) -1.7%
285/60R18 31.5″ (799 mm) -1.6%
245/75R17 31.5″ (800 mm) -1.5%
245/70R18 31.5″ (801 mm) -1.4%
265/65R18 31.5″ (801 mm) -1.4%
285/65R17 31.6″ (802 mm) -1.2%
265/70R17 31.7″ (804 mm) -1%
265/75R16 31.7″ (804 mm) -1%
235/85R16 31.7″ (806 mm) -0.7%
285/70R16 31.7″ (806 mm) -0.7%
235/80R17 31.8″ (808 mm) -0.5%
235/75R18 31.9″ (809 mm) -0.4%
345/55R17 32″ (812 mm) 0%
255/75R17 32″ (814 mm) 0.2%
255/70R18 32.1″ (815 mm) 0.4%
275/65R18 32.1″ (815 mm) 0.4%
375/55R16 32.2″ (818 mm) 0.7%
275/70R17 32.2″ (818 mm) 0.7%
305/60R18 32.4″ (823 mm) 1.4%
285/65R18 32.6″ (827 mm) 1.8%
305/65R17 32.6″ (828 mm) 2%
265/70R18 32.6″ (829 mm) 2.1%
265/80R16 32.7″ (830 mm) 2.2%
285/70R17 32.8″ (832 mm) 2.5%
235/85R17 32.8″ (832 mm) 2.5%
375/50R18 32.8″ (833 mm) 2.6%
285/75R16 32.8″ (834 mm) 2.7%
305/70R16 32.8″ (834 mm) 2.7%

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