Mercedes-Benz M-Class 2007 Owners Manual - Manual (Page 545)

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Technical data
Fuels, coolants, lubricants
Model Capacity Fuels, coolants, lubricants, etc.
Front axle All models 1.2 US qt (1.1 l) Hypoid gear oil
Rear axle All models 1.2 US qt (1.1 l) Hypoid gear oil
Power steering All models approx. 1.3 US qt (1.2 l) MB Power Steering Fluid
Front wheel hubs All models approx. 1.5 oz (43 g) each High temperature roller bearing grease
Brake system All models - MB Brake Fluid (DOT 4+)
Cooling system ML 320 CDI,
ML 350 approx. 10.0 US qt (9.5 l) MB Anticorrosion/Antifreeze
ML 500 approx. 10.6 US qt (10.0 l) MB Anticorrosion/Antifreeze
ML 63 AMG approx. 12.2 US qt (11.5 l) MB Anticorrosion/Antifreeze