LT375/55R20 in Inches

Tire size LT375/55R20 refers to the tire size in numbers and letters such as the first number “375” indicates the tire width in millimeters, the second number “55” indicates the aspect ratio of the tire and the last number indicates the diameter of the tire. A LT375/55R20 tire in inches can be described as a tire with a width of about 14.8 inches, a sidewall height of about 8.1 inches, and it fits on a 20-inch wheel.

Converting LT375/55R20 in Inches

LT375/55R20 inches mm
Tire Diameter 36.2 inches 920 mm
Tread Width 14.8 inches 375 mm
Rim Diameter 20 inches 508 mm
Sidewall Height 8.1 inches 206 mm
Circumference 113.7 inches 2889 mm
Revolutions 557 per mile 346 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

LT375/55R20 Alternate Tire Size

Tire Size Overall Diameter Difference
305/55R22 35.2″ (895 mm) -2.7%
375/45R22 35.3″ (897 mm) -2.5%
325/60R20 35.4″ (898 mm) -2.4%
325/55R22 36.1″ (917 mm) -0.3%
335/55R22 36.5″ (927 mm) 0.8%
355/60R20 36.8″ (934 mm) 1.5%
245/75R22.5 37″ (940 mm) 2.2%

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