2008 Audi A5 Wheel Offset

Quick specs

Wheel size: Multiple — see configurations
Offset: Multiple — see configurations
Backspacing: Multiple — see configurations
Bolt pattern: 5x112
Center bore: 66.6 mm · 66.5 mm
Thread: M14 x 1.5
Tire size: Multiple — see configurations

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
1.8TFSi · I4, Petrol	7.5x17	7.5x18	ET28	4.85 in	225/50R17 / 225/45R18	5x112	66.5 mm	M14 x 1.5
1.8TFSi · I4, Petrol	8x19	7.5x18	ET30 / ET28	5.18 in	225/40R19 / 225/45R18	5x112	66.5 mm	M14 x 1.5
2.0 TFSi · 2.0L, CDNB, CAEA, I4, Petrol	7.5x17	—	ET28	4.85 in	225/50R17	5x112	66.5 mm	M14 x 1.5
2.0 TFSi · 2.0L, CDNB, CAEA, I4, Petrol	8x17	—	ET26	5.02 in	245/45R17	5x112	66.5 mm	M14 x 1.5
2.0 TFSi · 2.0L, CDNB, CAEA, I4, Petrol	8.5x18	—	ET29	5.39 in	245/40R18	5x112	66.5 mm	M14 x 1.5
2.0 TFSi · 2.0L, CDNB, CAEA, I4, Petrol	8.5x19	—	ET32	5.51 in	255/35R19	5x112	66.5 mm	M14 x 1.5
2.0TDi · I4, Diesel	7.5x17	—	ET28	4.85 in	225/50R17	5x112	66.5 mm	M14 x 1.5
2.0TDi · I4, Diesel	8x17	—	ET26	5.02 in	245/45R17	5x112	66.5 mm	M14 x 1.5
2.0TDi · I4, Diesel	8.5x18	—	ET29	5.39 in	245/40R18	5x112	66.5 mm	M14 x 1.5
2.0TFSi · 2.0L, I4, Petrol	7.5x17	—	ET28	4.85 in	225/50R17	5x112	66.5 mm	M14 x 1.5
2.0TFSi · 2.0L, I4, Petrol	8.5x18	—	ET29	5.39 in	245/40R18	5x112	66.5 mm	M14 x 1.5
2.0TFSi · 2.0L, I4, Petrol	9x19	—	ET33	5.80 in	255/35R19	5x112	66.5 mm	M14 x 1.5
2.7TDi · I4, Diesel	7.5x17	—	ET28	4.85 in	225/50R17	5x112	66.5 mm	M14 x 1.5
2.7TDi · I4, Diesel	8.5x18	—	ET29	5.39 in	245/40R18	5x112	66.5 mm	M14 x 1.5
2.7TDi · I4, Diesel	8.5x19	—	ET32	5.51 in	255/35R19	5x112	66.5 mm	M14 x 1.5
3.0 TDi · 3.0L, V6, Diesel	7.5x17	—	ET28	4.85 in	225/50R17	5x112	66.5 mm	M14 x 1.5
3.0 TDi · 3.0L, V6, Diesel	8.5x18	—	ET29	5.39 in	245/40R18	5x112	66.5 mm	M14 x 1.5
3.0 TDi · 3.0L, V6, Diesel	8.5x19	—	ET32	5.51 in	255/35R19	5x112	66.5 mm	M14 x 1.5
3.2 FSi Quattro · 3.2L, CALA, V6, Petrol	8.5x18	—	ET29	5.39 in	245/40R18	5x112	66.5 mm	M14 x 1.5
3.2 FSi Quattro · 3.2L, CALA, V6, Petrol	9x19	—	ET33	5.80 in	255/35R19	5x112	66.5 mm	M14 x 1.5
3.2 FSi Quattro · 3.2L, CALA, V6, Petrol	9x20	10x20	ET29 / ET34	5.64 in	265/30R20	5x112	66.5 mm	M14 x 1.5
3.2FSi (ABA-8TCALF) · V6, Petrol	8.5x18	—	ET29	5.39 in	245/40R18	5x112	66.5 mm	M14 x 1.5
3.2FSi (ABA-8TCALF) · V6, Petrol	9x19	—	ET33	5.80 in	255/35R19	5x112	66.5 mm	M14 x 1.5
3.2FSi (ABA-8TCALF) · V6, Petrol	9x20	10x20	ET29 / ET34	5.64 in	265/30R20	5x112	66.5 mm	M14 x 1.5

Lug hardware

Real-World 2008 Audi A5 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:

19-inch — 3 documented builds
20-inch — 3 documented builds

6 documented builds.

Diameter

Staggered · 19×9 ET25 / Rear unknown

Documented on a 2008 Audi A5 build — observed custom fitment, not a universal fit guarantee.

Wheel: WORK Schwert SC1

Front: 19×9 ET25 · 255/35R19
Rear: —

Compared with OEM

Compared with the 19×8 ET30 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 17.7 mm farther toward fender (more outward poke)
Inner edge 7.7 mm closer to suspension (less inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 19×8.5 ET25 / Rear unknown

Documented on a 2008 Audi A5 build — observed custom fitment, not a universal fit guarantee.

Wheel: Hartmann HTT-RS

Front: 19×8.5 ET25
Rear: —

Compared with OEM

Compared with the 19×8 ET30 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 11.3 mm farther toward fender (more outward poke)
Inner edge 1.3 mm closer to suspension (less inner clearance)
Width +0.5" vs OEM

View full build on Modified1

Staggered · 20×10.5 / Rear unknown

Documented on a 2008 Audi A5 build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Surge - M114

Front: 20×10.5 · 245/35R20
Rear: —

Compared with OEM

Compared with the 20×9 ET29 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×8.5 / 20×10.5

Documented on a 2008 Audi A5 build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Milan - M134

Front: 20×8.5
Rear: 20×10.5

Compared with OEM

Compared with the 20×9 ET29 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2008 Audi A5 build — observed custom fitment, not a universal fit guarantee.

Wheel: OEM RS4

Front: 20×?
Rear: —

Compared with OEM

Compared with the 20×9 ET29 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 19×9 / Rear unknown

Documented on a 2008 Audi A5 build — observed custom fitment, not a universal fit guarantee.

Wheel: WORK Schwert SC1

Front: 19×9 · 255/35R19
Rear: —

Compared with OEM

Compared with the 19×8 ET30 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

More specs for the 2008 Audi A5

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.