See also:

Cleaning the steering wheel and gear or selector lever
– Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes- Benz. ...

Washing by hand
In some countries, washing by hand is only allowed at specially equipped washing bays. Observe the legal requirements in all countries concerned.   Do not use hot water and do not wash the ...

Uniform Tire Quality Grading Standards
A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S. government ...