2003 Audi RS6 Wheel Offset

Quick specs

Wheel size: 8.5x18 · 8.5x19 · 9x20 · 7.5x18
Offset: ET30 · ET28 · ET21 · ET20
Backspacing: 5.43 in · 5.35 in · 5.33 in · 4.54 in
Bolt pattern: 5×112
Center bore: 57.1 mm
Thread: M14×1.5
Tire size: 255/40R18 · 255/35R19 · 255/30R20 · 225/45R18

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.

Configuration

No Tire Rack listings for this configuration.

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OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
4.2TFSi · 4.2L, BCY, V8, Petrol	8.5x18	7.5x18	ET30 / ET20	5.43 in	255/40R18 / 225/45R18	5x112	57.1 mm	M14 x 1.5
4.2TFSi · 4.2L, BCY, V8, Petrol	8.5x19	7.5x18	ET28 / ET20	5.35 in	255/35R19 / 225/45R18	5x112	57.1 mm	M14 x 1.5
4.2TFSi · 4.2L, BCY, V8, Petrol	9x20	7.5x18	ET21 / ET20	5.33 in	255/30R20 / 225/45R18	5x112	57.1 mm	M14 x 1.5

Wheels and hardware

Lug hardware

Real-World 2003 Audi RS6 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:

21-inch — 5 documented builds
22-inch — 5 documented builds
20-inch — 2 documented builds

12 documented builds.

Diameter

Staggered · 20×9 ET35 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: OEM

Front: 20×9 ET35 · 255/30R20
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 14 mm less outward poke
Inner edge 14 mm closer to suspension (less inner clearance)

View full build on Modified1

Staggered · 22×10 ET52 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: ABT DR Sport

Front: 22×10 ET52 · 295/25R22
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 18.3 mm less outward poke
Inner edge 43.7 mm closer to suspension (less inner clearance)
Width +1" vs OEM
Diameter +2" vs OEM

View full build on Modified1

Staggered · 22×10.5 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: Apex M126

Front: 22×10.5 · 285/35R22
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 21×10.5 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Essen - M147

Front: 21×10.5
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +1" vs OEM

View full build on Modified1

Staggered · 22×10 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: ABT FR

Front: 22×10 · 295/25R22
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 21×10 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: ADV.1 10TSSL

Front: 21×10
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +1" vs OEM

View full build on Modified1

Staggered · 21×10.5 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: ADV.1 08TS

Front: 21×10.5
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +1" vs OEM

View full build on Modified1

Staggered · 21×10.5 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: ADV.1 08 Track Spec

Front: 21×10.5
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +1" vs OEM

View full build on Modified1

Staggered · 21×10 / 21×10.5

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: ADV.1

Front: 21×10
Rear: 21×10.5

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +1" vs OEM

View full build on Modified1

Staggered · 22×10.5 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Apex - M126

Front: 22×10.5
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 22×10.5 / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: Vossen CV3

Front: 22×10.5
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2003 Audi RS6 build — observed custom fitment, not a universal fit guarantee.

Wheel: MTM Bitmoto

Front: 20×? · 285/35R20
Rear: —

Compared with OEM

Compared with the 20×9 ET21 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

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

More specs for the 2003 Audi RS6

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.