CR explains why tire sealant kits are becoming more common and shares tips on how to prepare for a flat tire Spare tires are becoming scarce in new cars as automakers seek to reduce weight and costs.

A flat tire is always inconvenient and often dangerous, risking loss of control while driving or collision while performing a roadside repair. Adding to the drama is the reality that many recent cars ...

Automakers would dearly love to shed the weight, cost and bulk of full-sized or mini spare tires, and it's starting to look like they've found a preferred alternative: tire repair kits. According to ...