Tire pressure is an important factor for any car, especially high-performance vehicles such as the Mercedes-Benz GL550. Tire pressure that is too low can cause excessive wear and tear on the tires, leading to decreased performance, safety issues and increased fuel consumption. Tire pressure that is too high can also lead to safety risks due to increased instability. Mercedes-Benz recommends maintaining tire pressure of 33 psi on the GL550’s front tires, while rear tires should be inflated to 35 psi; deviations from these figures should be avoided. Tire maintenance should be part of regular vehicle maintenance – a simple way to ensure your car remains in optimal condition and performs at its best.

Mercedes-Benz GL550 models by year 2008 – 2016 has correct air pressure of 36P/2.48B/248K to 47P/3.24B/324K depending on the tire size and year purchase.

Mercedes-Benz GL550 is an SUV is available in different 2 trim levels and has 1 original equipment tire size set. Check correct tire pressure for Mercedes-Benz GL550 based on production year and tire specifications.

Units of pressure
  • PSI – pounds per square inch (lbf/in2). 10 psi = 68.95 kPa/0.6895 bar
  • BAR – one bar nearly equal to one atmosphere. 1 bar = 100 kPa/14.504 psi
  • KPA – kilopascals is a metric unit of pressure. 100 kPa = 1 bar/14.504 psi

Mercedes-Benz GL550 has been equipped with a tire pressure monitoring system (TPMS).

2016 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2016 Mercedes-Benz GL550 is 40P/2.76B/276K for front and 47P/3.24B/324K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V 40P/2.76B/276K 47P/3.24B/324K

2015 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2015 Mercedes-Benz GL550 is 40P/2.76B/276K for front and 47P/3.24B/324K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V 40P/2.76B/276K 47P/3.24B/324K

2014 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2014 Mercedes-Benz GL550 is 40P/2.76B/276K for front and 47P/3.24B/324K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V 40P/2.76B/276K 47P/3.24B/324K

2013 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2013 Mercedes-Benz GL550 is 40P/2.76B/276K for front and 47P/3.24B/324K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V 40P/2.76B/276K 47P/3.24B/324K

2012 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2012 Mercedes-Benz GL550 is 36P/2.48B/248K for front and 42P/2.9B/290K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V 36P/2.48B/248K 42P/2.9B/290K

2011 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2011 Mercedes-Benz GL550 is 36P/2.48B/248K for front and 42P/2.9B/290K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V 36P/2.48B/248K 42P/2.9B/290K

2010 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2010 Mercedes-Benz GL550 is 36P/2.48B/248K for front and 42P/2.9B/290K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V 36P/2.48B/248K 42P/2.9B/290K

2009 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2009 Mercedes-Benz GL550 is 36P/2.48B/248K for front and 42P/2.9B/290K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111W 36P/2.48B/248K 42P/2.9B/290K

2008 Mercedes-Benz GL550 tire pressure information

The values of the tire pressure for 2008 Mercedes-Benz GL550 is 36P/2.48B/248K for front and 42P/2.9B/290K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111W 36P/2.48B/248K 42P/2.9B/290K

Mercedes-Benz GL550 trim to see its original equipment tire sizes and corresponding tire inflation pressures.

Tire Pressure for Mercedes-Benz GL550 4Matic

Approved tire pressure for trim level: Mercedes-Benz GL550 4Matic is 40P/2.76B/276K for front and 47P/3.24B/324K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111V XL 40P/2.76B/276K 47P/3.24B/324K

Tire Pressure for Mercedes-Benz GL550

Approved tire pressure for trim level: Mercedes-Benz GL550 is 36P/2.48B/248K for front and 42P/2.9B/290K for rear.

Approved tire size Tire Pressure
Front PSI (P)/Bar (B)/kPa (K) Rear PSI (P)/Bar (B)/kPa (K)
295/40 R21 111W XL 36P/2.48B/248K 42P/2.9B/290K

Approved tire pressure for trim level: Mercedes-Benz GL550 original equipment tire sizes with matching trims and model years.

Categories: Mercedes-Benz

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