Owner's Manual
Page 413
...grades A (the highest), B, and C, represent the tire's resistance to the generation of variations in driving habits, service practices and differences in road characteristics and climate. For example, a tire graded 150 would wear one-and-a-half times as well on the government course as measured under ...heat and its ability to lowest, are AA, A, B, and C. WARNING The traction grade assigned to a level of performance on a specified government test course. Grade C corresponds to this tire is a comparative rating based on wet pavement as a tire graded 100. Grades B and A represent ...
...grades A (the highest), B, and C, represent the tire's resistance to the generation of variations in driving habits, service practices and differences in road characteristics and climate. For example, a tire graded 150 would wear one-and-a-half times as well on the government course as measured under ...heat and its ability to lowest, are AA, A, B, and C. WARNING The traction grade assigned to a level of performance on a specified government test course. Grade C corresponds to this tire is a comparative rating based on wet pavement as a tire graded 100. Grades B and A represent ...