2009 Mercedes-Benz CLS-Class Wheel Offset

ET28 · ET25 · ET23 · ET33 · ET18 · ET20 · ET38 · ET30

Quick specs

OEM offset: ET28 · ET25 · ET23 · ET33 · ET18 · ET20 · ET38 · ET30
Wheel size: Multiple — see configurations
Backspacing: 4.46–6.25 in (20 configs)
Bolt pattern: 5×112
Center bore: 66.6 mm
Tire size: Multiple — see configurations

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
CLS 550 · 5.5L, M 273.960, V8, Petrol	8.5x18	8.5x18	ET28	5.35 in	245/40R18	5x112	66.6 mm	M14 x 1.5
CLS 550 · 5.5L, M 273.960, V8, Petrol	8.5x18	8.5x18	ET25 / ET28	5.23 in	255/40R18 / 245/40R18	5x112	66.6 mm	M14 x 1.5
CLS 550 · 5.5L, M 273.960, V8, Petrol	8.5x19	8.5x18	ET25 / ET28	5.23 in	255/35R19 / 245/40R18	5x112	66.6 mm	M14 x 1.5
CLS 550 · 5.5L, M 273.960, V8, Petrol	9x20	8.5x18	ET25 / ET28	5.48 in	265/30R20 / 245/40R18	5x112	66.6 mm	M14 x 1.5
CLS 280 · 3.0L, V6, Petrol	8.5x17	8.5x17	ET28	5.35 in	245/45R17	5x112	66.6 mm	M14 x 1.5
CLS 300 · 3.0L, V6, Petrol	8x16	8x16	ET23 / ET33	4.91 in	245/45R16 / 235/45R16	5x112	66.6 mm	M14 x 1.5
CLS 320 CDI · V6, Diesel	8.5x16	9.5x18	ET23 / ET28	5.16 in	225/45R16 / 255/55R18	5x112	66.6 mm	M14 x 1.5
CLS 350 CGI · 3.5L, M 272.985, V6, Petrol	8x17	9.5x18	ET33 / ET38	5.30 in	265/55R17 / 225/45R18	5x112	66.6 mm	M14 x 1.5
CLS 500 · 5.5L, M 273.960, V8, Petrol	8.5x18	7.5x19	ET38 / ET28	5.75 in	265/30R18 / 245/40R19	5x112	66.6 mm	M14 x 1.5

See how a different wheel would sit See wheel backspacing

What happens if you change the offset?

Compare your own setup

See how a different width or offset sits versus an OEM configuration for this year.

OEM baseline

Open full fitment calculator

Wheels and hardware for this vehicle

Lug hardware

Wheel locks

Real-World 2009 Mercedes-Benz CLS-Class Wheel Setups

Observed aftermarket setups from documented Modified1 builds. These are individual build records — not OEM specifications and not clearance guarantees for every vehicle.

Common custom wheel sizes

Among builds in our database for this model year:

20-inch — 9 documented builds

9 documented builds.

Diameter

2009 Mercedes-Benz CLS-Class custom wheel setup

Staggered · 20×? ET25 / 20×? ET27

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Surge - M114

Front: 20×? ET25 · 245/35R20
Rear: 20×? ET27 · 285/30R20

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Milan - M134

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Giovanna Qatar

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Vossen CV1

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Giovanna Kilis

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Giovanna Lindos-RL

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Vossen VVS-077

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Vossen VVS-077

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz CLS-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: ES Designs Euro-30

Front: 20×?
Rear: —

Compared with OEM

Compared with the 18×8.5 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

More specs for the 2009 Mercedes-Benz CLS-Class

OEM offsets are catalog configurations, not an aftermarket “safe ET range.” Matching offset alone does not confirm clearance. Documented custom builds are observed setups only.