As the name suggests, NPTs do not require air pressure. Hankook Tire has continued researching on the new tire technologies particularly for NPT since 2011. Crucially, the company has been working ...

If you accidentally over inflate a tire, Firestone recommends releasing excess air through the valve stem, but only after the tire is completely cold—ideally after parking the car for a few hours. In ...

Amerityre Corporation announced today that production quality prototypes of its "zero pressure" (no air) space saver spare tire are being delivered to auto companies for testing and evaluation.