tirewheelguide

2009 Mercedes-Benz SLK-Class tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x112 on every 2009 trim.

Tires for the 2009 Mercedes-Benz SLK-Class

Sizes most trims come with first. Open your trim below for its exact size.

  1. 205/55R16 front + 225/50R16 rear Best-rated standard on 2 trims
    Check price on Amazon · 205/55R16 front Check price on Amazon · 225/50R16 rear
  2. 225/45R17 Best-rated standard on 1 trim · optional on 3
    Check price on Amazon · 225/45R17
  3. 205/55R16 Best-rated standard on 1 trim · optional on 2
    Check price on Amazon · 205/55R16

Also listed: 225/40R18 225/45R17 + 245/40R17 225/40R18 + 245/35R18 205/60R15 225/35R19

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Trims sold in 2009
4
Generation
R171

4 trims sold in 2009

Open a trim for its tire and rim sizes, bolt pattern and tire pressure.

Mercedes-Benz SLK-Class R171

2004–2011 4 trims
SLK-Class SLK 200 K 181 hp · 1.8L M 271.954 I4 205/55R16 91V / 225/50R16 91V 10 fitments
Generation
R171 · 2004–2011
Power
181 hp
Engine
1.8L M 271.954 I4, Petrol
Center bore
66.6 mm
Bolt pattern
5x112
Thread
M12 x 1.5
Check price on Amazon · 205/55R16 Check price on Amazon · 225/50R16 Wheels 16x7 ET34 · 5x112 · 66.6 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front205/55R16 91VRim 16x7 ET34 5x11229 psi
Rear225/50R16 91VRim 16x8 ET30 5x11233 psi
Front205/55R16 91VRim 16x7 ET37 5x11229 psi
Rear225/50R16 91VRim 16x8 ET30 5x11233 psi
Front225/45R17 91VRim 17x7.5 ET36 5x11229 psi
Rear245/40R17 91VRim 17x8.5 ET30 5x11233 psi
Front225/45R17 91VRim 17x7.5 ET37 5x11229 psi
Rear245/40R17 91VRim 17x8.5 ET34 5x11233 psi
Front225/40R18 92WRim 18x7.5 ET37 5x11229 psi
Rear245/35R18 92WRim 18x8.5 ET30 5x11233 psi
205/60R15 92VRim 15x7 ET37 5x11229 psi
205/55R16 91VRim 16x7 ET34 5x11229 psi
205/55R16 91VRim 16x7 ET37 5x11229 psi
225/45R17 91VRim 17x7.5 ET36 5x11229 psi
225/40R18 92VRim 18x7.5 ET37 5x11229 psi

How to read 91V: 91 is the load index (up to 1,356 lb / 615 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET34 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres. Compare offsets in the wheel offset calculator.

SLK-Class SLK 280 228 hp · 3.0L M 272.942 V6 205/55R16 91W / 225/50R16 91W 10 fitments
Generation
R171 · 2004–2011
Power
228 hp
Engine
3.0L M 272.942 V6, Petrol
Center bore
66.6 mm
Bolt pattern
5x112
Thread
M12 x 1.5
Check price on Amazon · 205/55R16 Check price on Amazon · 225/50R16 Wheels 16x7 ET34 · 5x112 · 66.6 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front205/55R16 91WRim 16x7 ET34 5x11229 psi
Rear225/50R16 91WRim 16x8 ET30 5x11233 psi
Front205/55R16 91WRim 16x7 ET37 5x11229 psi
Rear225/50R16 91WRim 16x8 ET30 5x11233 psi
Front225/45R17 91WRim 17x7.5 ET36 5x11229 psi
Rear245/40R17 91WRim 17x8.5 ET30 5x11233 psi
Front225/45R17 91WRim 17x7.5 ET37 5x11229 psi
Rear245/40R17 91WRim 17x8.5 ET34 5x11233 psi
Front225/40R18 92YRim 18x7.5 ET37 5x11232 psi
Rear245/35R18 92YRim 18x8.5 ET34 5x11236 psi
Front225/40R18 92YRim 18x7.5 ET36 5x11232 psi
Rear245/35R18 92YRim 18x8.5 ET30 5x11236 psi
205/55R16 91WRim 16x7 ET34 5x11229 psi
205/55R16 91WRim 16x7 ET34 5x11229 psi
225/45R17 91WRim 17x7.5 ET37 5x11229 psi
225/40R18 92WRim 18x7.5 ET36 5x11229 psi

How to read 91W: 91 is the load index (up to 1,356 lb / 615 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET34 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

SLK-Class SLK 300 228 hp · 3.0L M 272.942 V6 205/55R16 91W 10 fitments
Generation
R171 · 2004–2011
Power
228 hp
Engine
3.0L M 272.942 V6, Petrol
Center bore
66.6 mm
Bolt pattern
5x112
Thread
M12 x 1.5
Check price on Amazon · 205/55R16 Wheels 16x7 ET34 · 5x112 · 66.6 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/55R16 91WRim 16x7 ET34 5x11229 psi
205/55R16 91WRim 16x7 ET37 5x11229 psi
205/55R16 91WRim 16x8 ET30 5x11229 psi
205/55R16 91WRim 16x8 ET30 5x11229 psi
225/45R17 91WRim 17x8.5 ET30 5x11232 psi
225/45R17 91WRim 17x7.5 ET36 5x11232 psi
225/45R17 91WRim 17x8.5 ET34 5x11232 psi
225/40R18 92YRim 18x8.5 ET30 5x11232 psi
225/40R18 92WRim 18x7.5 ET37 5x11232 psi
225/40R18 92YRim 18x8.5 ET34 5x11232 psi

How to read 91W: 91 is the load index (up to 1,356 lb / 615 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET34 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

SLK-Class SLK 350 300 hp · 3.5L M 272.969 V6 225/45R17 91W 10 fitments
Generation
R171 · 2004–2011
Power
300 hp
Engine
3.5L M 272.969 V6, Petrol
Center bore
66.6 mm
Bolt pattern
5x112
Thread
M12 x 1.5
Check price on Amazon · 225/45R17 Wheels 17x7.5 ET36 · 5x112 · 66.6 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/45R17 91WRim 17x7.5 ET36 5x11232 psi
225/45R17 91WRim 17x7.5 ET37 5x11232 psi
225/45R17 91WRim 17x8.5 ET30 5x11232 psi
225/45R17 91WRim 17x8.5 ET34 5x11232 psi
225/40R18 92YRim 18x8.5 ET30 5x11232 psi
225/40R18 92YRim 18x7.5 ET36 5x11232 psi
225/40R18 92YRim 18x7.5 ET37 5x11232 psi
225/40R18 92YRim 18x8.5 ET34 5x11232 psi
225/40R18 92YRim 18x9 ET30 5x11232 psi
225/35R19 88YRim 19x9 ET30 5x11235 psi

How to read 91W: 91 is the load index (up to 1,356 lb / 615 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET36 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Staggered
A wider tire on the rear axle than the front. Front-to-back rotation is not possible.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 2009
4
Generation
R171
Other years
All years (1996–2016)

Considering a different size?

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