Tire Size 245/75r18 in inches

The tire size 245/75r18 is equivalent to 32.5×9.6R18 in inches, has a diameter of 32.5 inches (or 824.7 millimeters), a section width of 9.6 inches (245 millimeters), a wheel diameter of 18 inches (457 millimeters), and is approved to be mounted on 6.5 to 8.0 inch (or 165.1 to 203.2 millimeters) wide wheels.

245/75r18 in inches

This Table chart provides a comprehensive overview of measurements in both inches and millimeters simultaneously.

Tire Diameter32.5824.7
Section Width9.6245
Rim Height18457
Sidewall Height7.2183.8
Revolutions386 per km621 per mile
Rim Width Range6.5-8.0165.1 – 203.2

How Tall Is A 245/75r18 Tire?

The Tire Height of the 245/75r18 tire size is approximately 32.5 inches (or 824.7 millimeters). This dimension, also known as the overall diameter, is an important factor for consumers as it impacts ride height and vehicle clearance.

What Is the 245/75r18 Width In Inches?

The tread width of the 245/75r18 tire size is approximately 9.6 inches (or 245 millimeters). This measurement denotes the width of the tire’s tread, which impacts the vehicle’s footprint and the contact area with the road.

What Is the 245/75r18 Sidewall Height?

The 245/75r18 tire’s sidewall height is around 7.2 inches (or 183.8 millimeters). This is the distance from the wheel rim to the tire’s outer circumference, influencing the vehicle’s ride quality and handling characteristics.

What Is the 245/75r18 Tire Circumference?

The circumference of the 245/75r18 tire size is approximately 102 inches (or 2590.9 millimeters). This parameter is crucial for accurate speedometer and odometer readings.

What Is the 245/75r18 Revolutions Per Mile?

For the 245/75r18 tire size, there are about 621 revolutions per mile (or 386 revolutions per kilometer). This data aids in determining the speedometer reading accuracy and fuel consumption rates.

What Is the 245/75r18 Rims Size?

The 245/75r18 tire size, the rim diameter is 18 inches (or 457 millimeters). This specification denotes the diameter of the wheel the tire is designed to fit, playing a key role in ensuring a safe and comfortable ride.

Fitment Guide
This will guide you on which vehicles are suitable for the 245/75r18 tire size. Since each vehicle has specific requirements for tire sizes, it is important to ensure the tires you select are compatible with your vehicle’s specifications.

Brand NameModel
FordF-250 [1973-1979]
JeepGladiator [2019-2023], JT [2019-2023], Wrangler [2007-2023]
NissanTitan [2004-2007]

Replacement Tire Size
Replacement tires have to be within 3% of the total diameter of your original tires. If they are not within this range, they may affect the functionality of the vehicle’s ABS system, speedometer, and odometer.

Tire SizeDiameterRim (H x W)
325/60R1833.4″ (+2.7%)18″ x 8.5-10.0″
275/70R1833.2″ (+2.1%)18″ x 7.0-8.5″
295/65R1833.1″ (+1.8%)18″ x 8.0-10.0″
375/50R1832.8″ (+0.9%)18″ x n/a
265/70R1832.6″ (+0.3%)18″ x 7.0-9.0″
285/65R1832.6″ (+0.3%)18″ x 8.0-10.0″
305/60R1832.4″ (-0.3%)18″ x 8.5-11.0″
255/70R1832.1″ (-1.2%)18″ x 6.5-8.5″
275/65R1832.1″ (-1.2%)18″ x 7.5-9.5″
235/75R1831.9″ (-1.9%)18″ x n/a
265/65R1831.6″ (-2.8%)18″ x 7.5-9.5″

Our Observation
From our observation, the 245/75r18 tire size offers a balanced combination of ride comfort and stability. It’s substantial section width and sidewall height deliver excellent performance for various vehicles, including light trucks and SUVs. Its popularity stems from its versatile application, fitting a broad spectrum of vehicles while providing excellent ride characteristics.

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