2015 Audi S4 Wheel Offset

Quick specs

Wheel size: 8x18 · 8.5x19 · 8.5x20
Offset: ET47 · ET43 · ET41
Backspacing: 5.85 in · 5.94 in · 5.86 in
Bolt pattern: 5×112
Center bore: 66.6 mm, 66.5 mm
Thread: M14×1.5
Tire size: 245/40R18 · 255/35R19 · 255/30R20

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

Configuration

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OEM configurations

Configuration	Rim	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
3.0TFSi · 3.0L, V6, Petrol	8x18	ET47	5.85 in	245/40R18	5x112	66.5 mm	M14 x 1.5
3.0TFSi · 3.0L, V6, Petrol	8.5x19	ET43	5.94 in	255/35R19	5x112	66.5 mm	M14 x 1.5
3.0TFSi · 3.0L, V6, Petrol	8.5x20	ET41	5.86 in	255/30R20	5x112	66.5 mm	M14 x 1.5
3.0 TFSi quattro · 3.0L, CAKA, V6, Petrol	8x18	ET47	5.85 in	245/40R18	5x112	66.5 mm	M14 x 1.5
3.0 TFSi quattro · 3.0L, CAKA, V6, Petrol	8.5x19	ET43	5.94 in	255/35R19	5x112	66.5 mm	M14 x 1.5
3.0 TFSi quattro · 3.0L, CAKA, V6, Petrol	8.5x20	ET41	5.86 in	255/30R20	5x112	66.5 mm	M14 x 1.5
3.0TFSi (ABA-8KCREF) · 3.0L, CRE, V6, Petrol	8x18	ET47	5.85 in	245/40R18	5x112	66.5 mm	M14 x 1.5
3.0TFSi (ABA-8KCREF) · 3.0L, CRE, V6, Petrol	8.5x19	ET43	5.94 in	255/35R19	5x112	66.5 mm	M14 x 1.5
3.0TFSi (ABA-8KCREF) · 3.0L, CRE, V6, Petrol	8.5x20	ET41	5.86 in	255/30R20	5x112	66.5 mm	M14 x 1.5

Lug hardware

Real-World 2015 Audi S4 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
19-inch — 2 documented builds

10 documented builds.

Diameter

Staggered · 20×? ET45 / Rear unknown

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Surge - M114

Front: 20×? ET45 · 255/30R20
Rear: —

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×10 ET40 / 20×10 ET45

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Front: 20×10 ET40
Rear: 20×10 ET45

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 20.1 mm farther toward fender (more outward poke)
Inner edge 18.1 mm closer to suspension (less inner clearance)
Width +1.5" vs OEM

View full build on Modified1

Staggered · 19×? / Rear unknown

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Rotor

Front: 19×?
Rear: —

Compared with OEM

Compared with the 19×8.5 ET43 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×10 / Rear unknown

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Avant Garde M540

Front: 20×10
Rear: —

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×9.5 / Rear unknown

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Vossen VFS-2

Front: 20×9.5
Rear: —

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×9.5 / Rear unknown

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Vorsteiner VFF-102

Front: 20×9.5 · 255/30R20
Rear: —

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×9 / 20×10

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Circuit

Front: 20×9 · 245/30R20
Rear: 20×10 · 255/30R20

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×9 / 20×10

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Circuit

Front: 20×9 · 245/30R20
Rear: 20×10 · 255/30R20

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×10 / Rear unknown

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: Vorsteiner VFF-101

Front: 20×10
Rear: —

Compared with OEM

Compared with the 20×8.5 ET41 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 19×? / Rear unknown

Documented on a 2015 Audi S4 build — observed custom fitment, not a universal fit guarantee.

Wheel: HRE FF01

Front: 19×?
Rear: —

Compared with OEM

Compared with the 19×8.5 ET43 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 2015 Audi S4

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.