Only 70% of those include a spacesaver spare; the rest come from the factory with tire sealant and a compressor. If I have to choose between sitting on a soft shoulder, using a flimsy scissor-jack ...

One solution to this problem is the application of tire sealant. Tire sealant is a liquid that is poured into the tire through the valve stem. Once inside, it coats the inside of the tire and ...