Audi A4 B9: tyre and wheel sizes (2015–present)
Factory tyre sizes, wheel specs, bolt pattern and centre bore for the Audi A4 B9. Handy when buying winter or summer tyres and wheels.
Wheel specs
| Bolt pattern (PCD) | 5x112 |
|---|---|
| Centre bore (CB) | 66.5 mm |
| Wheel fasteners (thread) | M14x1.5 |
| Wheel diameters | R17, R18, R19 |
Factory tyre sizes
- 225/50R17
- 225/45R18
- 245/40R18
- 245/35R19
Wheels: width, diameter, offset (ET)
- 7.5Jx17 ET38
- 7Jx17 ET42
- 7.5Jx18 ET39
- 8Jx18 ET40
- 8.5Jx19 ET40
How to read the size
205/55R16: 205 is the tyre width in mm, 55 is the sidewall height as a percentage of the width, R16 is the rim diameter in inches. 6.5Jx16 ET45: 6.5-inch rim width, 16-inch diameter, 45 mm offset.
Data from the tirewheelguide.com reference (model year 2020). Sizes may differ by market and trim. The exact size for your car is on the placard in the driver's door opening or in the owner's manual.
FAQ
What tyre size fits the Audi A4 B9?
Factory sizes: 225/50R17, 225/45R18, 245/40R18, 245/35R19.
What is the Audi A4 B9 bolt pattern?
5x112, centre bore 66.5 mm, fasteners M14x1.5.