285/30R20 in Inches

Tire size 285/30R20 refers to the tire size in numbers and letters such as the first number “285” indicates the tire width in millimeters, the second number “30” indicates the aspect ratio of the tire and the last number indicates the diameter of the tire. A 285/30R20 tire in inches can be described as a tire with a width of about 11.2 inches, a sidewall height of about 3.4 inches, and it fits on a 20-inch wheel.

Converting 285/30R20 in Inches

285/30R20 inches mm
Tire Diameter 26.8 inches 680 mm
Tread Width 11.2 inches 285 mm
Rim Diameter 20 inches 508 mm
Sidewall Height 3.4 inches 86 mm
Circumference 84.2 inches 2135 mm
Revolutions 752 per mile 468 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

285/30R20 Alternate Tire Size

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%

Leave a Comment