See also:

Tread wear
The tread wear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified U.S. Government test course. For example, a tire graded 1 ...

Overview of transmission positions
The DIRECT SELECT lever is on the right of the steering column. P Park position with parking lock R Reverse gear N Neutral D Drive The DIRECT SELECT lever always returns to its origina ...

Styling
Riding lower than a crossover but looking sleeker than a minivan, the R-Class might best be described as a large wagon. It's nearly as long as Mercedes' flagship S-Class full-size sedan, but wider ...