2009 Mercedes-Benz SL-Class Wheel Offset

Quick specs

Wheel size
8.5x18 · 8.5x19 · 8.5x17 · 9x20
Offset
ET35 · ET30
Backspacing
5.63 in · 5.43 in · 5.68 in
Bolt pattern
5×112
Center bore
66.6 mm
Thread
M12×1.5, M14×1.5
Tire size
255/40R18 · 255/35R19 · 255/45R17 · 255/30R20

Explore wheels at Tire Rack

Showing matching bolt patterns and offsets up to 30 mm lower. Confirm center bore, load rating, and clearance at Tire Rack.

OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
SL 550 · 5.5L, V8, Petrol8.5x188.5x18ET355.63 in255/40R185x11266.6 mmM14 x 1.5
SL 550 · 5.5L, V8, Petrol8.5x188.5x18ET30 / ET355.43 in255/40R185x11266.6 mmM14 x 1.5
SL 550 · 5.5L, V8, Petrol8.5x198.5x18ET30 / ET355.43 in255/35R19 / 255/40R185x11266.6 mmM14 x 1.5
SL 550 · 5.5L, V8, Petrol8.5x198.5x18ET355.63 in255/35R19 / 255/40R185x11266.6 mmM14 x 1.5
SL 600 · 5.5L, V12, Petrol8.5x188.5x18ET355.63 in255/40R185x11266.6 mmM14 x 1.5
SL 600 · 5.5L, V12, Petrol8.5x188.5x18ET30 / ET355.43 in255/40R185x11266.6 mmM14 x 1.5
SL 280 · 3.0L, V6, Petrol8.5x178.5x18ET355.63 in255/45R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 280 · 3.0L, V6, Petrol8.5x188.5x18ET355.63 in255/40R185x11266.6 mmM14 x 1.5
SL 280 · 3.0L, V6, Petrol8.5x188.5x18ET30 / ET355.43 in255/40R185x11266.6 mmM14 x 1.5
SL 300 · 3.0L, V6, Petrol8.5x178.5x18ET355.63 in255/45R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 300 · 3.0L, V6, Petrol8.5x188.5x18ET355.63 in255/40R185x11266.6 mmM14 x 1.5
SL 300 · 3.0L, V6, Petrol8.5x188.5x18ET30 / ET355.43 in255/40R185x11266.6 mmM14 x 1.5
SL 350 · 3.5L, V6, Petrol8.5x178.5x18ET355.63 in255/45R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 350 · 3.5L, V6, Petrol8.5x188.5x18ET355.63 in255/40R185x11266.6 mmM14 x 1.5
SL 350 · 3.5L, V6, Petrol8.5x188.5x18ET30 / ET355.43 in255/40R185x11266.6 mmM14 x 1.5
SL 500 · 5.5L, V8, Petrol8.5x178.5x18ET355.63 in255/45R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 500 · 5.5L, V8, Petrol8.5x188.5x18ET355.63 in255/40R185x11266.6 mmM14 x 1.5
SL 500 · 5.5L, V8, Petrol8.5x188.5x18ET30 / ET355.43 in255/40R185x11266.6 mmM14 x 1.5

Lug hardware

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Wheel locks

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Real-World 2009 Mercedes-Benz SL-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 — 8 documented builds

8 documented builds.

2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×8.5 / 20×10

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

Wheel: XO Luxury Miami

Front
20×8.5 · 255/30R20
Rear
20×10 · 305/25R20
Compared with OEM

Compared with the 18×8.5 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM
2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz SL-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 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM
2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

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

Wheel: Vossen VVS-075

Front
20×?
Rear
—
Compared with OEM

Compared with the 18×8.5 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM
2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

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

Wheel: GFG Mykonos

Front
20×?
Rear
—
Compared with OEM

Compared with the 18×8.5 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM
2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

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

Wheel: Lorinser For6

Front
20×?
Rear
—
Compared with OEM

Compared with the 18×8.5 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM
2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

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

Wheel: GFG Trento-7

Front
20×?
Rear
—
Compared with OEM

Compared with the 18×8.5 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM
2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

Documented on a 2009 Mercedes-Benz SL-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 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM
2009 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

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

Wheel: Vossen CV2

Front
20×?
Rear
—
Compared with OEM

Compared with the 18×8.5 ET35 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +2" vs OEM

Compare your own setup

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

Open full fitment calculator

More specs for the 2009 Mercedes-Benz SL-Class

Each OEM row is a catalog configuration. Offset ranges are not collapsed when the database has exact setups. Documented aftermarket builds are observed setups only — not universal fit or clearance confirmation.