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 ...

Engine
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Replacing lost transmitters
If you lose a transmitter or want to purchase additional transmitters (up to four can be programmed), you should reprogram all of your transmitters for security reasons. It is recommended that ...