Tire Size 255/50r17 in inches

The tire size 255/50R17 is equivalent to 27x10R17, has a diameter of 27 inches (686.8 mm), a section width of 10 inches (255 mm), a wheel diameter of 17 inches (432 mm), and is approved to be mounted on 7.0 to 9.0 inches (177.8 – 228.6 mm) wide wheels.

255/50r17 in inches

FeatureInchesMetric
Tire Diameter27686.8
Section Width10255
Rim Height17432
Sidewall Height5127.5
Circumference84.92157.6
Revolutions463 per km745 per mile
Rim Width Range7.0-9.0177.8 – 228.6

How Tall Is A 255/50R17 Tire?

The Tire Height of the 255/50R17 tire size is approximately 27 inches (686.8 mm). This measurement, also known as the tire’s overall diameter, is the distance from the ground to the top of the tire’s tread.

It is a key specification to consider when selecting tires for your vehicle, as it affects the tire’s rolling resistance, ride comfort, and handling characteristics.

What Is the 255/50R17 Width In Inches?

The 255/50R17 tire’s tread width is around 10 inches (255 mm). This refers to the linear distance between the outer and inner edges of the tire’s tread.

The tread width is important as it impacts the vehicle’s road grip, braking performance, and handling in various driving conditions, including wet, dry, and snowy environments.

What Is the 255/50R17 Sidewall Height?

The 255/50R17 tire’s sidewall height is about 5 inches (127.5 mm). The sidewall height, also known as the tire’s aspect ratio, is the vertical distance from the edge of the rim to the start of the tire’s tread.

It’s a critical aspect of tire selection because it affects ride comfort, with taller sidewalls generally offering a smoother ride.

What Is the 255/50R17 Tire Circumference?

The circumference of the 255/50R17 tire size is approximately 84.9 inches (2157.6 mm). This is the linear distance around the tire’s outer edge, which is crucial in determining the tire’s rolling resistance, and thus impacts fuel efficiency and the vehicle’s speedometer reading.

What Is the 255/50R17 Revolutions Per Mile?

For the 255/50R17 tire size, there are about 745 revolutions per mile (463 per km). The number of revolutions per mile is inversely proportional to the tire’s circumference, with larger tires making fewer revolutions per mile. This information is used in vehicle systems such as the speedometer and odometer.

What Is the 255/50R17 Rims Size?

The 255/50R17 tire size the rim diameter is 17 inches (432 mm). The rim width range these tires can safely be mounted on is between 7.0 and 9.0 inches (177.8 – 228.6 mm). The correct rim size is crucial to ensuring the tire fits properly and functions as intended.

Fitment Guide
This table will guide you on which vehicle models the 255/50R17 tire size fits. Please note that this is a generalized guide, and specific models and years may have different tire requirements. Always consult your vehicle’s manual or an expert before purchasing new tires.

Brand NameModel
ASTON MARTINDBS (1969 – 1972), V8 Vantage (1977 – 1990), V8 Zagato (1986 – 1989)
AUDIA8 (2003 – 2009), Q3 (2014 – 2015)
CHEVROLETImpala (1994 – 1996)
DAEWOOStatesman (2003 – 2006)
VOLVOXC70 (2001 – 2007)

Replacement Tire Size
Replacement tires have to be within 3% of the total diameter of the original tires to ensure accurate speedometer readings and proper vehicle function. It’s also important to consider the replacement tires’ load index and speed rating, ensuring they match or exceed the original tires’ specifications.

Tire SizeOverall DiameterDifference
235/50R1726.3″-2.90%
215/55R1726.3″-2.90%
295/40R1726.3″-2.90%
135/90R1726.6″-1.70%
245/50R1726.7″-1.50%
205/60R1726.7″-1.50%
155/80R1726.8″-1.20%
225/55R1726.8″-1.20%
215/60R1727.2″0.30%
235/55R1727.2″0.30%
145/90R1727.3″0.90%
165/80R1727.4″1.20%
205/65R1727.5″1.50%
295/45R1727.5″1.50%
245/55R1727.6″2.00%
225/60R1727.6″2.00%
345/40R1727.9″2.90%
275/50R1727.9″2.90%

Our Observation
In our experience, the 255/50R17 tire size offers a balance of performance and comfort. Its width provides good traction, while the aspect ratio ensures a comfortable ride.

However, this tire size may not be suitable for all driving conditions or styles. Consider your specific driving needs and consult a tire professional when choosing tires.

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