285/30R20 Tires

285/30R20 Conversion

When converted to inches, 285/30R20 is equivalent to 26.8x11.2R20.

285/30R20 tire has a section width of 11.2 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 3.4 inches (86 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 26.8 inches (680 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 84.2 inches (2135.2 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. 285/30R20 tire makes 752 revolutions per mile (468 revolutions per kilometer).

285/30R20 Section Width
11.2"
26.8"
285/30R20 Tire Side
Tire Circumference
84.2"
20"
3.4"
752 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 680 mm 26.8"
Tread Width 285 mm 11.2"
Rim Diameter 508 mm 20"
Sidewall Height 86 mm 3.4"
Circumference 2135.2 mm 84.2"
Revolutions 468 per km 752 per mile

285/30R20 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 285/30R20 tire can be replaced with 37 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
305/25R20 26" (660 mm) -2.9%
255/30R20 26.1" (662 mm) -2.6%
315/25R20 26.2" (666 mm) -2.1%
225/35R20 26.2" (666 mm) -2.1%
265/30R20 26.3" (668 mm) -1.8%
325/25R20 26.4" (670 mm) -1.5%
275/25R21 26.4" (671 mm) -1.3%
235/35R20 26.5" (672 mm) -1.2%
275/30R20 26.5" (674 mm) -0.9%
235/30R21 26.6" (675 mm) -0.7%
335/25R20 26.6" (676 mm) -0.6%
245/35R20 26.8" (680 mm) 0%
345/25R20 26.8" (680 mm) 0%
295/25R21 26.8" (681 mm) 0.1%
245/30R21 26.8" (681 mm) 0.1%
145/60R20 26.9" (682 mm) 0.3%
375/20R21 26.9" (683 mm) 0.4%
305/25R21 27" (685 mm) 0.7%
255/35R20 27" (686 mm) 0.9%
295/30R20 27" (686 mm) 0.9%
255/30R21 27" (687 mm) 1%
225/40R20 27.1" (688 mm) 1.2%
265/25R22 27.2" (691 mm) 1.6%
305/30R20 27.2" (692 mm) 1.8%
265/30R21 27.3" (693 mm) 1.9%
155/60R20 27.3" (694 mm) 2.1%
265/35R20 27.3" (694 mm) 2.1%
325/25R21 27.4" (695 mm) 2.2%
225/30R22 27.4" (695 mm) 2.2%
235/40R20 27.4" (696 mm) 2.4%
145/65R20 27.4" (696 mm) 2.4%
275/25R22 27.4" (697 mm) 2.5%
235/35R21 27.4" (697 mm) 2.5%
315/30R20 27.5" (698 mm) 2.6%
275/30R21 27.5" (699 mm) 2.8%
175/55R20 27.6" (700 mm) 2.9%
275/35R20 27.6" (700 mm) 2.9%