305/40R23 Tire Size in Inches

305/40R23 is a metric tire size representation, which defines that the tires have a width of 305 mm, 40 is the aspect ratio and a rim diameter of 23 inches. In the imperial system the tire size 305/40R23 equates to a 32.6×12R23 that is commonly used in the automotive industry. So Converting 305/40R23 in inches the tires have a length of 32.6 inches, a width of 12 inches, a sidewall height of 4.8 inches and The number of complete resolutions made by the corresponding tire size is equal to 619 per mile with a circumference of 102.4 inches.

305/40R23 tire size in inches

Tire Diameter32.6 inches828 mm
Tread Width12 inches305 mm
Rim Diameter23 inches584 mm
Sidewall Height4.8 inches122 mm
Circumference102.4 inches2600 mm
Revolutions619 per mile385 per km

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305/40R23 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 305/40R23 tires.

Tire Size Overall Diameter Difference
275/40R23 31.7″ (804 mm) -2.9%
285/35R24 31.9″ (810 mm) -2.2%
335/30R24 32″ (812 mm) -1.9%
325/35R23 32″ (812 mm) -1.9%
405/25R24 32″ (812 mm) -1.9%
285/40R23 32″ (812 mm) -1.9%
295/35R24 32.1″ (816 mm) -1.4%
305/35R24 32.4″ (824 mm) -0.5%
315/35R24 32.7″ (830 mm) 0.2%
285/40R24 33″ (838 mm) 1.2%
295/40R24 33.3″ (846 mm) 2.2%

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