See also:

Engine
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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 ...

To install the cover housing
1. Remove the cover of the retainers by prying on the edge with a flat-head screwdriver. 2. Insert the projections located on the both ends of the sleeve into the recesses of the reta ...