Tire Size 255/75r17 in inches

Tire size 255/75R17 is equivalent to 32.1x10R17, has a diameter of 32.1 inches, a section width of 10 inches, a wheel diameter of 17 inches, and is approved to be mounted on 6.5-8.5 inches wide wheels.

Translated to the metric system, the tire has a diameter of 814.3 millimeters, a section width of 255 millimeters, a wheel diameter of 432 millimeters, and can be mounted on rims with a width range of 165.1 to 215.9 millimeters.

255/75r17 in inches

Feature Inches Metric
Tire Diameter 32.1 814.3
Section Width 10 255
Rim Height 17 432
Sidewall Height 7.5 191.3
Circumference 100.7 2558.2
Revolutions 630 per mile 391 per km
Rim Width Range 6.5-8.5 165.1 – 215.9

How Tall Is A 255/75R17 Tire?

The tire height of the 255/75R17 tire size is 32.1 inches or 814.3 millimeters. This measurement represents the tire’s overall diameter, including the tread and sidewall on both the top and bottom of the tire.

What Is the 255/75R17 Width In Inches?

The tread width of the 255/75R17 tire size is 10 inches or 255 millimeters. This measures the tire’s width from sidewall to sidewall and does not include any additional width from bulging sidewalls or other features that may be part of the tire design.

What Is the 255/75R17 Sidewall Height?

The 255/75R17 tire’s sidewall height is 7.5 inches or 191.3 millimeters. This is the distance from the wheel rim to the tire’s outer circumference, indicating the rubber sidewall’s height.

What Is the 255/75R17 Tire Circumference?

The circumference of the 255/75R17 tire size is 100.7 inches or 2558.2 millimeters. This is the measurement around the entire outer edge of the tire and is used to calculate tire revolutions per mile or kilometer.

What Is the 255/75R17 Revolutions Per Mile?

For the 255/75R17 tire size, there are approximately 630 revolutions per mile or 391 revolutions per kilometer. This measurement helps calculate speed, distance, and fuel efficiency, among other things.

What Is the 255/75R17 Rims Size?

The 255/75R17 tire size, the rim diameter is 17 inches or 432 millimeters. This measurement refers to the diameter of the wheel that the tire is designed to fit. The approved rim width range is between 6.5 and 8.5 inches or 165.1 to 215.9 millimeters.

Fitment Guide
This table will guide you to which vehicle can accommodate 255/75R17 tires. This tire size is most commonly found on larger vehicles like pickup trucks, SUVs, and off-road vehicles due to their larger diameter and width.

Brand Name Model
FORD Bronco (2021 – 2023)
JEEP Gladiator (2019 – 2023), JT (2019 – 2023), Wrangler (2007 – 2023)
LINCOLN Navigator (1998 – 2002)

Replacement Tire Size
Replacement tires have to be within 3% of the total tire diameter of the original tires to maintain the accuracy of speedometer readings, vehicle balance, and overall performance.

Tire Size Overall Diameter Difference
275/65R17 31.1″ -2.90%
255/70R17 31.1″ -2.90%
305/60R17 31.4″ -2.00%
245/75R17 31.5″ -1.70%
285/65R17 31.6″ -1.50%
265/70R17 31.7″ -1.20%
235/80R17 31.8″ -0.70%
345/55R17 32.0″ -0.20%
275/70R17 32.2″ 0.50%
305/65R17 32.6″ 1.70%
235/85R17 32.8″ 2.20%
285/70R17 32.8″ 2.20%

Our Observation
The 255/75R17 tire size offers an outstanding balance between on-road comfort and off-road capability. Its wider section width and larger diameter improve stability and traction, especially in off-road situations.

However, as with any tire, drivers should ensure this size fits their vehicle and suits their driving style before deciding.

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