Frequently Asked Questions
The tire size conveys the following meaning:
- It measures the tire tread width in millimeters, and it's miles 275.
- Overall, the issue ratio, which calculates the sidewall height in share with the tread width, is 55.275 mm, or 57.5%.
- The letter "R" represents the tire's radial construction.
- 19 is the dimension, given in inches, that shows the tire's intended fitment on the wheel rim.
Set a tire that is 39 inches (785.1 millimeters) tall. Measure the general diameter, which is the distance between the tread and the tire center, while the tire is flat and empty. When considering new or stepped-forward tires, this size is critical because it influences the car's clearance, the speedometer's accuracy, and its appearance.