295/40R21 in Inches

Tire size 295/40R21 refers to the tire size in numbers and letters such as the first number “295” indicates the tire width in millimeters, the second number “40” indicates the aspect ratio of the tire and the last number indicates the diameter of the tire. A 295/40R21 tire in inches can be described as a tire with a width of about 11.6 inches, a sidewall height of about 4.6 inches, and it fits on a 21-inch wheel.

Converting 295/40R21 in Inches

295/40R21 inches mm
Tire Diameter 30.3 inches 769 mm
Tread Width 11.6 inches 295 mm
Rim Diameter 21 inches 533 mm
Sidewall Height 4.6 inches 118 mm
Circumference 95.1 inches 2415 mm
Revolutions 666 per mile 414 per km

Tire Size Calculator

The Tire Size Calculator is a convenient online tool that helps determine the correct tire dimensions for a vehicle, ensuring optimal performance and compatibility.

Tire Diameter
Tread Width
Rim Diameter
Sidewall Height
Circumference
Revolutions

295/40R21 Alternate Tire Size

Tire Size Overall Diameter Difference
305/35R21 29.4″ (747 mm) -2.9%
315/30R22 29.5″ (749 mm) -2.6%
275/35R22 29.6″ (751 mm) -2.3%
245/45R21 29.6″ (753 mm) -2.1%
315/35R21 29.6″ (753 mm) -2.1%
275/40R21 29.6″ (753 mm) -2.1%
285/35R22 29.9″ (759 mm) -1.3%
285/40R21 30″ (761 mm) -1%
295/30R23 30″ (762 mm) -0.9%
255/40R22 30″ (763 mm) -0.8%
255/45R21 30″ (763 mm) -0.8%
295/35R22 30.1″ (765 mm) -0.5%
265/45R21 30.4″ (771 mm) 0.3%
265/40R22 30.4″ (771 mm) 0.3%
305/35R22 30.4″ (773 mm) 0.5%
315/35R22 30.7″ (779 mm) 1.3%
275/40R22 30.7″ (779 mm) 1.3%
325/30R23 30.7″ (780 mm) 1.4%
275/45R21 30.7″ (781 mm) 1.6%
285/35R23 30.9″ (784 mm) 2%
315/40R21 30.9″ (785 mm) 2.1%
325/35R22 31″ (787 mm) 2.3%
285/40R22 31″ (787 mm) 2.3%
255/45R22 31.1″ (789 mm) 2.6%
285/45R21 31.1″ (789 mm) 2.6%
255/50R21 31.1″ (789 mm) 2.6%
295/35R23 31.1″ (790 mm) 2.7%

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