

This means the sidewalls of the tire should be able to support the weight of your vehicle even if you experience a sudden and complete loss of air pressure due to a puncture or tire failure.Īdditionally, some run-flat tires allow you to travel for a short distance at speeds of up to 50 miles per hour. They’re about ¾" thick as compared to ⅛" thick on standard tires.

Here’s what you need to know about run-flat tires, why some manufacturers are using them instead of spare tires, and why you might or might not want them for your vehicle.Īlso called zero-pressure tires, run-flat tires are designed with reinforced, thicker sidewalls. No matter where you drive, one stray nail or screw can cause a flat tire and send you to the side of the road.

Run-Flat Tires: How They Work & When Should You Use Them
