P255/65R18 in Inches

P255/65R18 tire size conversion to inches with detailed visualization of tire height, width, diameter, rim size and more.

What is P255/65R18 in inches?

When we convert P255/65R18 to inches, it is equivalent to 31.1x10R18. Let us break down the tire size dimensions for better understanding. 10 inches or 255 mm stand for section width, or width of the tire tread. 31.1 inches or 789 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.

P255/65R18 Section Width
P255/65R18 Tire Side
Tire Circumference
649 Revs/Mile
Metric Inches
Overall Diameter 789 mm 31.1"
Tread Width 255 mm 10"
Rim Diameter 457 mm 18"
Sidewall Height 166 mm 6.5"
Circumference 2477 mm 97.7"
Revolutions 404 per km 649 per mile
Best Prices on P255/65R18 Tires
TireRack from $205.99
Discount Tire from $138.95
Priority Tire from $145.99
Simple Tire from $149.95

What is P255/65R18 tire width?

P255/65R18 tire has a width of 10 inches or 255 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 P255/65R18 tire height?

P255/65R18 tire has an overall diameter of 31.1 inches or 789 mm that represents the outer diameter of the tire or tire height.

What is P255/65R18 tire sidewall height?

P255/65R18 tire has a sidewall height of 6.5 inches or 166 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 P255/65R18 rim diameter?

Rim or wheel diameter is generally measured in inches, representing the size of the wheel the tire can be mounted on. P255/65R18 tire can be mounted on 18 inch wheels.

What is P255/65R18 tire circumference?

P255/65R18 tire has a circumference of 97.7 inches or 2477 mm that represents the outer perimeter of the tire.

How many revolutions P255/65R18 tire makes?

Tire revolutions indicate the number of times a tire revolves while it covers the distance of a mile or a kilometer. P255/65R18 tire completes 649 revolutions per mile or 404 revolutions per kilometer.

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