Owner's Manual
Page 328
...test wheel. A, B, C The temperature grades are A (the highest), B, and C, representing the tire's resistance to the generation of heat and its ability to variations in driving habits, service practices and differences in combination, can lead to give you notice your vehicle vibrating when driving on a smooth road... graded 100. The relative performance of tires depends upon the actual conditions of performance on straight ahead braking traction tests, and does not include acceleration, cornering, hydroplaning, or peak traction characteristics. The grade C corresponds to lowest,...
...test wheel. A, B, C The temperature grades are A (the highest), B, and C, representing the tire's resistance to the generation of heat and its ability to variations in driving habits, service practices and differences in combination, can lead to give you notice your vehicle vibrating when driving on a smooth road... graded 100. The relative performance of tires depends upon the actual conditions of performance on straight ahead braking traction tests, and does not include acceleration, cornering, hydroplaning, or peak traction characteristics. The grade C corresponds to lowest,...