275/50R21 Tire Size in Inches

275/50R21 is a metric tire size representation, which defines that the tires have a width of 275 mm, 50 is the aspect ratio and a rim diameter of 21 inches. In the imperial system the tire size 275/50R21 equates to a 31.9×10.8R21 that is commonly used in the automotive industry. So Converting 275/50R21 in inches the tires have a length of 31.9 inches, a width of 10.8 inches, a sidewall height of 5.4 inches and The number of complete resolutions made by the corresponding tire size is equal to 632 per mile with a circumference of 100.2 inches.

275/50R21 tire size in inches

275/50R21inchesmm
Tire Diameter31.9 inches809 mm
Tread Width10.8 inches275 mm
Rim Diameter21 inches533 mm
Sidewall Height5.4 inches138 mm
Circumference100.2 inches2540 mm
Revolutions632 per mile394 per km

Tire Size Calculator

Tire Diameter
Tread Width
Rim Diameter
Sidewall Height
Circumference
Revolutions

275/50R21 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 275/50R21 tires.

Tire Size Overall Diameter Difference
315/40R21 30.9″ (785 mm) -3%
325/35R22 31″ (787 mm) -2.7%
285/40R22 31″ (787 mm) -2.7%
255/45R22 31.1″ (789 mm) -2.5%
255/50R21 31.1″ (789 mm) -2.5%
285/45R21 31.1″ (789 mm) -2.5%
295/35R23 31.1″ (790 mm) -2.3%
325/40R21 31.2″ (793 mm) -2%
295/40R22 31.3″ (795 mm) -1.7%
265/45R22 31.4″ (797 mm) -1.5%
305/35R23 31.4″ (798 mm) -1.4%
305/40R22 31.6″ (803 mm) -0.7%
275/40R23 31.7″ (804 mm) -0.6%
275/45R22 31.8″ (807 mm) -0.2%
285/40R23 32″ (812 mm) 0.4%
325/35R23 32″ (812 mm) 0.4%
285/45R22 32.1″ (815 mm) 0.7%
315/45R21 32.2″ (817 mm) 1%
325/40R22 32.2″ (819 mm) 1.2%
265/50R22 32.5″ (825 mm) 2%
295/45R22 32.5″ (825 mm) 2%
305/40R23 32.6″ (828 mm) 2.3%
305/45R22 32.8″ (833 mm) 3%

Leave a Comment