395/65R18 Tires

395/65R18 Conversion

When converted to inches, 395/65R18 is equivalent to 38.2x15.6R18.

395/65R18 tire has a section width of 15.6 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 18 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 10.1 inches (257 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 38.2 inches (971 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 119.9 inches (3048.9 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. 395/65R18 tire makes 528 revolutions per mile (328 revolutions per kilometer).

395/65R18 Section Width
15.6"
38.2"
395/65R18 Tire Side
Tire Circumference
119.9"
18"
10.1"
528 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 971 mm 38.2"
Tread Width 395 mm 15.6"
Rim Diameter 457.2 mm 18"
Sidewall Height 257 mm 10.1"
Circumference 3048.9 mm 119.9"
Revolutions 328 per km 528 per mile

395/65R18 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 395/65R18 tire can be replaced with 2 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
315/70R20 37.4" (950 mm) -2.2%
325/75R20 39.2" (996 mm) 2.6%