Tire Size 275/55r20 in inches
Knowing all of this information about the 275/55R20 tire size will help you decide whether it’s the right fit for your vehicle. With its all-around performance and great looks, it’s easy to see why this tire size is so popular.
We hope you found this article helpful and that it gave you a better understanding of the 275/55R20 tire size. Tire Size 275/55R20 is equivalent to 31.9×10.8R20 in inches.
275/55r20 in inches
The table below provides detailed information that can help you understand the different aspects and measurements of tire characteristics.
| Feature | Metric | Inches |
|---|---|---|
| Overall Diameter | 810 mm | 31.9″ |
| Tread Width | 275 mm | 10.8″ |
| Rim Diameter | 508 mm | 20″ |
| Sidewall Height | 151 mm | 5.9″ |
| Circumference | 2543.4 mm | 100.2″ |
| Revolutions | 393 per km | 632 per mile |
Tire Height
The overall diameter of a 275/55R20 tire is 810 millimeters, which is equivalent to 31.9 inches. This measurement indicates the total height of the tire, including the tread and both sidewalls.
Tread Width
The tread width of the 275/55R20 tire size is 275 millimeters or 10.8 inches. This measurement represents the width of the tire’s contact patch, the part of the tire that comes into contact with the road surface.
Rim Diameter
The rim diameter of a 275/55R20 tire is 508 millimeters, which is equivalent to 20 inches. This measurement refers to the diameter of the wheel on which the tire is mounted.
Sidewall Height
The sidewall height of a 275/55R20 tire is 151 millimeters or 5.9 inches. This measurement represents the vertical distance between the tread and the tire’s bead, where it meets the rim.
Circumference
The circumference of a 275/55R20 tire is 2543.4 millimeters or 100.2 inches. This measurement indicates the total distance around the tire’s outer edge.
Revolutions
The revolutions per mile of a 275/55R20 tire are 632, or 393 revolutions per kilometer. This value indicates how often the tire rotates in one mile or one kilometer of travel.
Tire Construction
The 275/55R20 tire size features a radial construction, as indicated by the “R” in its designation. Radial tires are the most common type of tire construction and are characterized by their flexible sidewalls and steel belts that run perpendicular to the tread direction. This design improves handling, fuel efficiency, and tread life compared to older bias-ply tires.
Replacement of Tire Size 275/55r20
Ensuring the replacement tires’ overall diameter is within 3% of the 275/55r20 tire’s diameter is essential.
| Tire Size | Overall Diameter | Difference |
|---|---|---|
| 255/55R20 | 31″ (788 mm) | -2.7% |
| 285/50R20 | 31.3″ (794 mm) | -2% |
| 295/50R20 | 31.7″ (804 mm) | -0.7% |
| 255/60R20 | 32″ (814 mm) | 0.5% |
| 305/50R20 | 32″ (814 mm) | 0.5% |
| 285/55R20 | 32.4″ (822 mm) | 1.5% |
| 315/50R20 | 32.4″ (824 mm) | 1.7% |
| 265/60R20 | 32.5″ (826 mm) | 2% |
| 295/55R20 | 32.8″ (832 mm) | 2.7% |
| 325/50R20 | 32.8″ (834 mm) | 3% |
What Size Rims For 275/55r20?
For 275/55R20 tires, the appropriate rim size is 20 inches in diameter. The “20” in the tire size designation (275/55R20) indicates that the tire is designed to be mounted on a 20-inch diameter wheel.
When selecting rims, it’s also essential to consider the rim width, which should be compatible with the tire’s tread width (275 mm or 10.8 inches). Generally, rims with a width between 7.5 and 9.5 inches would be suitable for 275/55R20 tires.
How Wide Is 275/55r20?
A 275/55R20 tire has a tread width of 275 millimeters, which is equivalent to approximately 10.8 inches. This measurement represents the width of the tire’s contact patch, the part of the tire that comes into contact with the road surface.
How Tall In Inches Is A 275/55r20 Tire?
A 275/55R20 tire has an overall diameter (tire height) of 810 millimeters, which is equivalent to approximately 31.9 inches. This measurement indicates the total height of the tire, including the tread and both sidewalls.
Our Observation
The 275/55R20 tire size is an excellent option for drivers who want a balance of performance and aesthetics. With its 31.9-inch overall diameter and 10.8-inch tread width, this tire provides a wide contact patch for better traction and stability. The 20-inch rim diameter enhances the vehicle’s appearance, while the 5.9-inch sidewall height offers a comfortable ride without sacrificing handling.
The radial construction of the 275/55R20 tire offers numerous benefits, including enhanced handling, improved fuel efficiency, and extended tread life. With a circumference of 100.2 inches and 632 revolutions per mile, this tire size delivers consistent performance throughout its life.
