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Vehicle data, GL 550
The data stated here refers specifically to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...

General notes
The Active Driving Assistance package consists of DISTRONIC PLUS, Active Blind Spot Assist and Active Lane Keeping Assist. ...

Kilopascal (kPa)
Metric unit for tire pressure. 6.9 kPa is the equivalent of 1 psi. Another unit for tire pressure is bar. There are 100 kilopascals (kPa) to 1 bar. ...