What are the sizes of the tires for big trucks?
The truck tire is more commonly used bias tire and radial tire, the nylon curtain cloth embryo, the latter is a steel wire cord fabric embryo; at present, in addition to engineering or special circumstances, basically in the use of radial tire.
PR is the meaning of hierarchy, which refers to the nominal number of plies in the tire rubber layer, which is not consistent with the actual ply number. It is an important indicator of the tire strength. Levels are marked in Chinese, such as 12 levels. In English, such as "14P.R", that is, the "14 poles".