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Tire pressure

Mercedes Benz SL-Class

Choose your engine and tire size. Pressures are for cold tires, front and rear.

34psi
Front
2.3 bar · 234 kPa
34psi
Rear
2.3 bar · 234 kPa

Keeping the right tire pressure on your Mercedes Benz SL-Class is one of the easiest ways to drive safer and spend less on fuel. Under-inflated tires wear faster on the edges, over-inflated ones lose grip in the centre. Check them once a month and before a long trip.

Your tire, explained

245/45 R18 — what each number means, drawn to scale.

Overall diameter
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Sidewall height
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Revolutions per mile
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Full pressure table

All engines and sizes for the Mercedes Benz SL-Class. Your selection is highlighted.

EngineTireFrontRear
SL 400 3.0L V6245/45R1834 psi · 2.3 bar34 psi · 2.3 bar
SL 400 3.0L V6275/40R1836 psi · 2.5 bar36 psi · 2.5 bar
SL 450 3.0L V6245/45R1834 psi · 2.3 bar34 psi · 2.3 bar
SL 450 3.0L V6275/40R1836 psi · 2.5 bar36 psi · 2.5 bar
SL 500 4.7L V8255/40R1936 psi · 2.5 bar36 psi · 2.5 bar
SL 500 4.7L V8285/35R1936 psi · 2.5 bar36 psi · 2.5 bar
SL 550 4.7L V8255/40R1936 psi · 2.5 bar36 psi · 2.5 bar
SL 550 4.7L V8285/35R1936 psi · 2.5 bar36 psi · 2.5 bar
SL 63 AMG 5.5L V8255/35R1938 psi · 2.6 bar38 psi · 2.6 bar
SL 63 AMG 5.5L V8285/30R1938 psi · 2.6 bar38 psi · 2.6 bar
SL 65 AMG 6.0L V12255/35R1938 psi · 2.6 bar38 psi · 2.6 bar
SL 65 AMG 6.0L V12285/30R1938 psi · 2.6 bar38 psi · 2.6 bar

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