275/65R18C in Inches

275/65R18C tire size conversion to inches with detailed visualization of tire height, width, diameter, rim size and more.

What is 275/65R18C in inches?

When we convert 275/65R18C to inches, it is equivalent to 32.1x10.8R18. Let us break down the tire size dimensions for better understanding. 10.8 inches or 275 mm stand for section width, or width of the tire tread. 32.1 inches or 815 mm represent the overall diameter of the tire, or tire height. 18 inches is the rim diameter, or the diameter of the wheel the tire can be mounted on.

275/65R18C Section Width
275/65R18C Tire Side
Tire Circumference
629 Revs/Mile
Metric Inches
Overall Diameter 815 mm 32.1"
Tread Width 275 mm 10.8"
Rim Diameter 457 mm 18"
Sidewall Height 179 mm 7"
Circumference 2559 mm 100.8"
Revolutions 391 per km 629 per mile
Best Prices on 275/65R18C Tires
TireRack from $249.53
Simple Tire from $249.53

What is 275/65R18C tire width?

275/65R18C tire has a width of 10.8 inches or 275 mm that reflects the measurement of tire's width from its inner sidewall to its outer sidewall at the widest point (excluding decorations, protective ribs or raised letters). Tire width is also called tread width, section width or cross section width. Tire width should be measured without any load placed upon the tire after it has been properly inflated and mounted on its industry assigned measuring rim.

What is 275/65R18C tire height?

275/65R18C tire has an overall diameter of 32.1 inches or 815 mm that represents the outer diameter of the tire or tire height.

What is 275/65R18C tire sidewall height?

275/65R18C tire has a sidewall height of 7 inches or 179 mm which is the measurement of tire sidewall from the wheel rim to the top of tire tread. Tire sidewall height or "profile" depends on aspect ratio - lower aspect ratio means lower tire profile.

What is 275/65R18C rim diameter?

Rim or wheel diameter is generally measured in inches, representing the size of the wheel the tire can be mounted on. 275/65R18C tire can be mounted on 18 inch wheels.

What is 275/65R18C tire circumference?

275/65R18C tire has a circumference of 100.8 inches or 2559 mm that represents the outer perimeter of the tire.

How many revolutions 275/65R18C tire makes?

Tire revolutions indicate the number of times a tire revolves while it covers the distance of a mile or a kilometer. 275/65R18C tire completes 629 revolutions per mile or 391 revolutions per kilometer.

More 18" Tire Conversions

Select tire size to see its specs and dimensions.