Mercedes-Benz M-Class Owners Manual

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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. ...

Bag hooks
The bag hook can bear a maximum load of 6.6 lbs (3 kg). Do not use it to secure a load. Pull bag hook 2 down by tab 1. ...

PSI (pounds per square inch)
A standard unit of measure for tire pressure. ...