2003 Mercedes-Benz SL-Class Wheel Offset

Quick specs

Wheel size
Multiple — see configurations
Bolt pattern
5×112
Center bore
66.6 mm
Tire size
Multiple — see configurations

OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
SL 350 · 3.7L, V6, Petrol8.5x178.5x18ET35 / ET305.63 in255/45R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 350 · 3.7L, V6, Petrol8.5x188.5x18ET35 / ET305.63 in255/40R185x11266.6 mmM14 x 1.5
SL 350 · 3.7L, V6, Petrol8.5x188.5x18ET305.43 in255/40R185x11266.6 mmM14 x 1.5
SL 500 · 5.0L, V8, Petrol8.5x178.5x18ET35 / ET305.63 in255/45R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 500 · 5.0L, V8, Petrol8.5x188.5x18ET305.43 in255/40R185x11266.6 mmM14 x 1.5
SL 500 · 5.0L, V8, Petrol8.5x188.5x18ET35 / ET305.63 in255/40R185x11266.6 mmM14 x 1.5
SL 600 · 5.5L, V12, Petrol9.5x178x19ET255.73 in265/45R17 / 265/50R195x11266.6 mmM14 x 1.5
SL 600 · 5.5L, V12, Petrol8.5x198x19ET30 / ET255.43 in265/50R195x11266.6 mmM14 x 1.5

Wheels and hardware

More on Amazon

Lug hardware

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  • White Knight Chrome M12x1.50 Bulge Acorn Lug Nut, 20 Count

    M12 x 1.5

    Matches M12 x 1.5 thread — confirm wheel seat style

    Check price on Amazon
  • White Knight 3807BK-20AM Black Chrome M12x1.50 Spline Lug Nut, 20 items

    M12 x 1.5

    Matches M12 x 1.5 thread — confirm wheel seat style

    Check price on Amazon

Wheel locks

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  • MCGARD Chrome Cone Seat M12 x 1.5 Wheel Locks

    M12 x 1.5 · lock

    Matches M12 x 1.5 — confirm seat style for your wheel

    Check price on Amazon
  • Gorilla Automotive Wheel Locks With Washer (M12x1.50)

    M12 x 1.5 · lock

    Matches M12 x 1.5 — confirm seat style for your wheel

    Check price on Amazon

Real-World 2003 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 — 3 documented builds

3 documented builds.

2003 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×8.5 / 20×10

Documented on a 2003 Mercedes-Benz SL-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: XIX X15

Front
20×8.5 · 255/30R20
Rear
20×10 · 285/30R20
Compared with OEM

Compared with the 19×8.5 ET30 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +1" vs OEM
2003 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×8.5 / 20×10

Documented on a 2003 Mercedes-Benz SL-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: XIX X15

Front
20×8.5 · 255/30R20
Rear
20×10 · 285/30R20
Compared with OEM

Compared with the 19×8.5 ET30 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +1" vs OEM
2003 Mercedes-Benz SL-Class custom wheel setup

Staggered · 20×? / Rear unknown

Documented on a 2003 Mercedes-Benz SL-Class build — observed custom fitment, not a universal fit guarantee.

Wheel: Lexani R-6

Front
20×?
Rear
Compared with OEM

Compared with the 19×8.5 ET30 OEM configuration. Calculated geometry only — not fit confirmation.

  • Diameter +1" 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 2003 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.