See also:

Cargo & Towing
When properly equipped with the optional trailer hitch, the GLK350 is rated to tow up to 3,500 pounds. ...

Preparing the vehicle
WARNING   The wheel and tire size of the emergency spare wheel/spare wheel may differ to that of the damaged wheel. When using an emergency spare wheel/spare wheel the handling characte ...

Important safety notes
You can limit the opening angle of the tailgate. This is possible in the top half of its opening range, up to approximately 4 in (10 cm) before the stop. Make sure there is sufficient cleara ...