245/40R18 Tires

Find out if 245/40R18 fits your vehicle. Check out 245/40R18 tire size specifications and suggested replacement sizes.

What are 245/40R18 dimensions?

245/40R18 tire has a section width of 9.6 inches, a rim diameter of 18 inches, a sidewall height of 3.9 inches, an overall diameter of 25.7 inches, and a circumference of 80.7 inches, making 785 revolutions per mile.

245/40R18 Section Width
245/40R18 Tire Side
Tire Circumference
785 Revs/Mile
Metric Inches
Overall Diameter 653 mm 25.7"
Tread Width 245 mm 9.6"
Aspect Ratio 40 %
Rim Diameter 457.2 mm 18"
Sidewall Height 98 mm 3.9"
Circumference 2050.4 mm 80.7"
Revolutions 488 per km 785 per mile

What is 245/40R18 in inches?

245/40R18 in inches is equivalent to 25.7x9.6R18.

What are replacement tire sizes for 245/40R18?

Replacement tires have to be within 3% of the original tire's overall diameter to ensure safe drive and proper speedometer readings. Below is a list of similar tire sizes that are within optimal characteristics of the original 245/40R18 size.

What cars does 245/40R18 tire size fit?

There are 65 car models that use 245/40R18 as original equipment tire size. Select your vehicle model for more details.