tirewheelguide

2018 Audi A6 tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x112 on every 2018 trim.

Tires for the 2018 Audi A6

Sizes most trims come with first. Open your trim below for its exact size.

  1. 245/45R18 Best-rated standard on 6 trims · optional on 7 · Europe, Japan, Australia, USA, China
    Check price on Amazon · 245/45R18
  2. 225/60R17 Best-rated standard on 6 trims · Europe
    Check price on Amazon · 225/60R17
  3. 225/55R17 Best-rated standard on 4 trims · optional on 3 · Europe, Japan, China
    Check price on Amazon · 225/55R17

Also listed: 225/60R16 255/40R19 255/35R20 225/55R18 255/40R20 245/45R19 255/35R21 225/50R18 265/30R21 245/40R19 235/45R19

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Trims sold in 2018
23
Generations
C8C7 sold in 5 market versions

23 trims sold in 2018

Sold in 5 market versions with different tire sizes. Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Audi A6 C8

2018–2023 Europe 7 trims
A6 40 TDi +5 variants 201 hp · 2.0L DFBA I4 · Diesel 225/60R17 99Y 8 fitments

Same tires and wheels on: 40 TDi quattro, 45 TDi quattro, 45 TFSi, 45 TFSi quattro, 50 TDi quattro

Generation
C8 · 2018–2023
Market
Europe
Power
201 hp
Engine
2.0L DFBA I4, Diesel
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/60R17 Wheels 17x7.5 ET36 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/60R17 99YRim 17x7.5 ET36 5x112–
225/60R17 99HRim 17x7.5 ET36 5x112–
225/55R18 102YRim 18x8 ET39 5x112–
225/55R18 102VRim 18x8 ET39 5x112–
245/45R19 102VRim 19x8 ET39 5x112–
245/45R19 102YRim 19x8.5 ET40 5x112–
255/40R20 101YRim 20x8.5 ET43 5x112–
255/35R21 98YRim 21x8.5 ET43 5x112–

How to read 99Y: 99 is the load index (up to 1,709 lb / 775 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET36 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 55 TFSi quattro 335 hp · 3.0L DLZA V6 225/55R18 102Y 6 fitments
Generation
C8 · 2018–2023
Market
Europe
Power
335 hp
Engine
3.0L DLZA V6, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/55R18 Wheels 18x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/55R18 102YRim 18x8 ET39 5x112–
225/55R18 102VRim 18x8 ET39 5x112–
245/45R19 102VRim 19x8 ET39 5x112–
245/45R19 102YRim 19x8.5 ET40 5x112–
255/40R20 101YRim 20x8.5 ET43 5x112–
255/35R21 98YRim 21x8.5 ET43 5x112–

How to read 102Y: 102 is the load index (up to 1,874 lb / 850 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Audi A6 C7

2011–2018 16 trims

Europe

7 trims
A6 1.8TFSi 188 hp · 1.8L I4 225/60R16 98Y 11 fitments
Generation
C7 · 2011–2018
Market
Europe
Power
188 hp
Engine
1.8L I4, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/60R16 Wheels 16x7.5 ET37 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/60R16 98YRim 16x7.5 ET37 5x11232 psi
225/55R17 101TRim 17x8 ET39 5x11232 psi
225/60R16 98HRim 16x7.5 ET37 5x11232 psi
225/55R17 97HRim 17x7.5 ET37 5x11232 psi
225/50R18 99HRim 18x7.5 ET37 5x11235 psi
245/45R18 100YRim 18x8 ET39 5x11233 psi
235/45R19 99VRim 19x7.5 ET33 5x11232 psi
255/40R19 100YRim 19x8.5 ET45 5x11232 psi
255/35R20 97YRim 20x8.5 ET45 5x11235 psi
255/35R20 97WRim 20x8.5 ET43 5x11235 psi
265/30R21 96YRim 21x9 ET35 5x11235 psi

How to read 98Y: 98 is the load index (up to 1,653 lb / 750 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET37 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 2.0TDi 188 hp · 2.0L I4 · Diesel 225/60R16 98Y 10 fitments
Generation
C7 · 2011–2018
Market
Europe
Power
188 hp
Engine
2.0L I4, Diesel
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/60R16 Wheels 16x7.5 ET37 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/60R16 98YRim 16x7.5 ET37 5x11232 psi
225/55R17 101TRim 17x8 ET39 5x11232 psi
225/55R17 97HRim 17x7.5 ET37 5x11232 psi
225/50R18 99HRim 18x7.5 ET37 5x11232 psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
235/45R19 99VRim 19x7.5 ET33 5x11233 psi
245/40R19 99VRim 19x8 ET42 5x11235 psi
255/40R19 100YRim 19x8.5 ET45 5x11232 psi
255/35R20 97YRim 20x8.5 ET45 5x11235 psi
255/35R20 97WRim 20x8.5 ET43 5x11235 psi

How to read 98Y: 98 is the load index (up to 1,653 lb / 750 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET37 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 2.0TFSi 248 hp · 2.0L I4 225/55R17 101T 9 fitments
Generation
C7 · 2011–2018
Market
Europe
Power
248 hp
Engine
2.0L I4, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/55R17 Wheels 17x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/55R17 101TRim 17x8 ET39 5x11232 psi
225/55R17 97HRim 17x7.5 ET37 5x11232 psi
225/50R18 99HRim 18x7.5 ET37 5x11232 psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
235/45R19 99VRim 19x7.5 ET33 5x11232 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi
255/35R20 97YRim 20x8.5 ET45 5x11235 psi
255/40R20 97WRim 20x8.5 ET43 5x11236 psi
265/30R21 96YRim 21x9 ET35 5x11236 psi

How to read 101T: 101 is the load index (up to 1,819 lb / 825 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 2.0TFSi 245 hp · 2.0L I4 245/45R18 99V 3 fitments
Generation
C7 · 2011–2018
Market
Europe
Power
245 hp
Engine
2.0L I4, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 245/45R18 Wheels 18x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
245/40R19 99VRim 19x8 ET42 5x11235 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 3.0TDi 241 hp · 3.0L V6 · Diesel 245/45R18 99V 3 fitments
Generation
C7 · 2011–2018
Market
Europe
Power
241 hp
Engine
3.0L V6, Diesel
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 245/45R18 Wheels 18x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 3.0TDi 201 hp · V6 · Diesel 225/60R16 98Y 7 fitments
Generation
C7 · 2011–2018
Market
Europe
Power
201 hp
Engine
V6, Diesel
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/60R16 Wheels 16x7.5 ET37 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/60R16 98YRim 16x7.5 ET37 5x11232 psi
225/55R17 97YRim 17x8 ET39 5x11232 psi
225/55R17 97HRim 17x7.5 ET37 5x11232 psi
225/50R18 99HRim 18x7.5 ET37 5x11232 psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi

How to read 98Y: 98 is the load index (up to 1,653 lb / 750 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET37 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 3.0TFSi 329 hp · 3.0L V6 225/55R17 97Y 9 fitments
Generation
C7 · 2011–2018
Market
Europe
Power
329 hp
Engine
3.0L V6, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/55R17 Wheels 17x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/55R17 97YRim 17x8 ET39 5x11236 psi
225/55R17 97HRim 17x7.5 ET37 5x11236 psi
225/50R18 99HRim 18x7.5 ET37 5x11236 psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
235/45R19 99VRim 19x7.5 ET33 5x11236 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi
255/40R20 97WRim 20x8.5 ET43 5x11239 psi
265/30R21 98YRim 21x9 ET35 5x11238 psi

How to read 97Y: 97 is the load index (up to 1,609 lb / 730 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Japan

3 trims
A6 1.8TFSi (ABA-4GCYG) 188 hp · I4 225/55R17 101T 3 fitments
Generation
C7 · 2011–2018
Market
Japan
Power
188 hp
Engine
I4, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/55R17 Wheels 17x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/55R17 101TRim 17x8 ET39 5x11232 psi
225/50R18 99HRim 18x8 ET39 5x11233 psi
245/45R18 99VRim 18x8 ET39 5x11235 psi

How to read 101T: 101 is the load index (up to 1,819 lb / 825 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 2.0TFSi (ABA-4GCYPS) 248 hp · I4 245/45R18 99V 3 fitments
Generation
C7 · 2011–2018
Market
Japan
Power
248 hp
Engine
I4, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 245/45R18 Wheels 18x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
245/40R19 99VRim 19x8 ET42 5x11235 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 3.0TFSi (ABA-4GCRES) 329 hp · V6 245/45R18 99V 3 fitments
Generation
C7 · 2011–2018
Market
Japan
Power
329 hp
Engine
V6, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 245/45R18 Wheels 18x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

USA

3 trims
A6 2.0TFSi 248 hp · 2.0L I4 245/45R18 99V 3 fitments
Generation
C7 · 2011–2018
Market
USA
Power
248 hp
Engine
2.0L I4, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 245/45R18 Wheels 18x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
245/40R19 99VRim 19x8 ET42 5x11235 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 3.0TFSi 335 hp · 3.0L V6 255/35R20 98Y 3 fitments
Generation
C7 · 2011–2018
Market
USA
Power
335 hp
Engine
3.0L V6, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 255/35R20 Wheels 20x8.5 ET45 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi
265/30R21 98YRim 21x9 ET39 5x11238 psi

How to read 98Y: 98 is the load index (up to 1,653 lb / 750 kg per tire) and Y the speed rating (up to 186 mph / 300 km/h). ET45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 3.0TFSi 329 hp · 3.0L V6 255/40R19 99V 3 fitments
Generation
C7 · 2011–2018
Market
USA
Power
329 hp
Engine
3.0L V6, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 255/40R19 Wheels 19x8.5 ET45 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi
265/30R21 98YRim 21x9 ET39 5x11238 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Australia

2 trims
A6 1.8TFSi 188 hp · 1.8L I4 245/45R18 99V 3 fitments
Generation
C7 · 2011–2018
Market
Australia
Power
188 hp
Engine
1.8L I4, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 245/45R18 Wheels 18x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
255/40R19 99VRim 19x8.5 ET39 5x11235 psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

A6 3.0TDi 315 hp · V6 · Diesel 255/40R19 99V 3 fitments
Generation
C7 · 2011–2018
Market
Australia
Power
315 hp
Engine
V6, Diesel
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 255/40R19 Wheels 19x8.5 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
255/40R19 99VRim 19x8.5 ET39 5x11235 psi
255/35R20 98YRim 20x8.5 ET45 5x11238 psi
265/30R21 98YRim 21x9 ET39 5x11238 psi

How to read 99V: 99 is the load index (up to 1,709 lb / 775 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

China

1 trim
A6 2.5FSi 201 hp · V6 225/55R17 101T 4 fitments
Generation
C7 · 2011–2018
Market
China
Power
201 hp
Engine
V6, Petrol
Center bore
66.5 mm
Bolt pattern
5x112
Thread
M14 x 1.5
Check price on Amazon · 225/55R17 Wheels 17x8 ET39 · 5x112 · 66.5 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/55R17 101TRim 17x8 ET39 5x11232 psi
245/45R18 99VRim 18x8 ET39 5x11235 psi
245/40R19 99VRim 19x8 ET42 5x11235 psi
255/40R19 99VRim 19x8.5 ET45 5x11235 psi

How to read 101T: 101 is the load index (up to 1,819 lb / 825 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET39 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 2018
23
Generations
C8C7 sold in 5 market versions
Other years
All years (1994–2027)

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