275/40R20 Tires

275/40R20 Conversion

When converted to inches, 275/40R20 is equivalent to 28.7x10.8R20.

275/40R20 tire has a section width of 10.8 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 20 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 4.3 inches (110 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 28.7 inches (728 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 90.1 inches (2285.9 mm) is the outer perimeter of the tire. Tire revolutions indicate the number of times a tire revolves while it covers the distance in miles or kilometers. 275/40R20 tire makes 703 revolutions per mile (437 revolutions per kilometer).

275/40R20 Section Width
10.8"
28.7"
275/40R20 Tire Side
Tire Circumference
90.1"
20"
4.3"
703 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 728 mm 28.7"
Tread Width 275 mm 10.8"
Rim Diameter 508 mm 20"
Sidewall Height 110 mm 4.3"
Circumference 2285.9 mm 90.1"
Revolutions 437 per km 703 per mile

275/40R20 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 275/40R20 tire can be replaced with 49 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
245/30R22 27.8" (707 mm) -2.9%
295/25R22 27.8" (707 mm) -2.9%
285/35R20 27.9" (708 mm) -2.7%
335/30R20 28" (710 mm) -2.5%
225/45R20 28" (710 mm) -2.5%
155/65R20 28" (710 mm) -2.5%
295/30R21 28" (711 mm) -2.3%
355/25R21 28" (711 mm) -2.3%
305/25R22 28" (711 mm) -2.3%
255/35R21 28" (711 mm) -2.3%
255/40R20 28" (712 mm) -2.2%
255/30R22 28.1" (713 mm) -2.1%
295/35R20 28.1" (714 mm) -1.9%
345/30R20 28.2" (716 mm) -1.6%
305/30R21 28.2" (717 mm) -1.5%
315/25R22 28.2" (717 mm) -1.5%
265/35R21 28.3" (719 mm) -1.2%
265/30R22 28.3" (719 mm) -1.2%
265/40R20 28.3" (720 mm) -1.1%
235/45R20 28.3" (720 mm) -1.1%
305/35R20 28.4" (722 mm) -0.8%
315/30R21 28.5" (723 mm) -0.7%
275/35R21 28.5" (725 mm) -0.4%
275/30R22 28.5" (725 mm) -0.4%
335/25R22 28.6" (727 mm) -0.1%
245/45R20 28.7" (728 mm) 0%
315/35R20 28.7" (728 mm) 0%
245/40R21 28.7" (729 mm) 0.1%
325/30R21 28.7" (729 mm) 0.1%
245/35R22 28.8" (731 mm) 0.4%
285/30R22 28.8" (731 mm) 0.4%
285/35R21 28.9" (733 mm) 0.7%
285/40R20 29" (736 mm) 1.1%
325/35R20 29" (736 mm) 1.1%
255/35R22 29" (737 mm) 1.2%
295/30R22 29" (737 mm) 1.2%
255/40R21 29" (737 mm) 1.2%
255/45R20 29.1" (738 mm) 1.4%
295/35R21 29.1" (739 mm) 1.5%
145/80R20 29.1" (740 mm) 1.6%
305/30R22 29.3" (743 mm) 2.1%
235/50R20 29.3" (744 mm) 2.2%
295/40R20 29.3" (744 mm) 2.2%
265/35R22 29.3" (745 mm) 2.3%
235/45R21 29.3" (745 mm) 2.3%
265/40R21 29.3" (745 mm) 2.3%
265/45R20 29.4" (746 mm) 2.5%
305/35R21 29.4" (747 mm) 2.6%
315/30R22 29.5" (749 mm) 2.9%