See also:

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 would we ...

ECO gauge (models with type A combination meter)
The unit displayed varies depending on the model. The ECO gauge shows the difference between the average rate of fuel consumption since the trip meter was last reset and the current rate ...

Load and Speed Rating Descriptions
The load and speed rating descriptions will appear following the size designation. They provide two important facts about the tire. First, the number designation is its load index. Second, the letter ...