The tyre has assumed a very important role in the driving characteristics and the general safety of vehicles. In order to make the best use of a tyre it is essential to understand its basic features properly. It is our belief that a thorough awareness of the basic features of a tyre will lay a firm foundation for its best use, such as in the fields of performance, proper usage, safety and economy. YOKOHAMA sincerely hope that this web site, “Tyre Knowledge” will help you to improve your practical knowledge of the tyre’s function.