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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 course. For example, a tire graded 150 wo ...

Active Body Control reduces the effect of a crosswind
The Mercedes-Benz CL-Class also meets the highest standards in terms of driving dynamics and agility. This is in part thanks to Direct-Steer, which can vary the steering ratio based on the steerin ...

Coupling up a trailer
Observe the maximum permissible trailer dimensions (width and length). Most U.S. states and all Canadian provinces require by law: safety chains between the towing vehicle and the trailer. The ch ...