Self-healing tires promise to help mitigate the dangers and frustrations associated with getting a flat tire, but do they actually work?

The Tire Rack charges about $27 more for a self-sealing 20-inch Michelin Primacy all-season tire for the 2020 Explorer Limited than for the same tire without sealant.

Self-sealing technology can mitigate the issue of an absent spare tire, freeing up space and providing a way to lighten the overall weight of the vehicle, which in turn improves total driving range.

Expect more vehicles to have self-sealing tires. 2020 Ford Explorer's tires will fix themselves and last longer than run-flat. News Sports Autos Entertainment Advertise Obituaries eNewspaper Legals ...

Self-sealing tires use a special sealant compound on the inside that spreads and “heals” a puncture hole. The sealant material is typically under the tread only, so self-sealing tires can’t cope with ...

Self-sealing tires, popularized starting with the 2020 Ford Explorer, are lined with a special material that expands into and fills small holes to help prevent air escaping.

Self-sealing tires have been around for a long time. They weren't a specialty item, either — Sears used to sell them in the 1960s. The idea is that a layer between the tire and the air inside ...