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Wheel fitment · Audi

Audi A4 — Bolt Pattern

Every A4 is 5×112. The B5–B7 use a 57.1 mm hub; the B8 (2008) onward went to a larger 66.5 mm hub, so newer wheels need spigot rings on an older car.

✓ Reviewed 2026-09-22

B5–B71994–2008
Bolt pattern5x112Centre bore (DIA)57.1 mmThreadM14x1.5 · ball

Wheel size OE 6J×15 ET45 · up to 7J×16 ET42 (US-spec)

B8–B92007–now
Bolt pattern5x112Centre bore (DIA)66.5 mmThreadM14x1.5 · ball

Wheel size OE 7J×17 ET42 · up to 8.5J×19 ET40 (US-spec)

Trims and markets vary — verify against your own wheel or the owner's handbook before buying.

Will a wheel fit?

This Audi A4 is 5×112, 66.5 mm hub.

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Common questions

What bolt pattern does the Audi A4 have?

Every A4 is 5×112. The B5–B7 use a 57.1 mm hub; the B8 (2008) onward went to a larger 66.5 mm hub, so newer wheels need spigot rings on an older car. Check the table above for your exact generation, and confirm against a wheel or the owner's handbook before buying.

Will other wheels fit my A4?

Only wheels with exactly the same bolt pattern — bolt pattern has no working tolerance. The centre bore must also be equal to or larger than the hub (a larger bore just needs spigot rings). A different pattern needs bolt-on adapters, which also push the wheel outward and change the track.

What is the centre bore on a A4?

66.5 mm on the current car. The bore is the hole in the middle of the wheel; it has to clear the hub spigot or sit on a spigot ring.

Bolt pattern is only part of fitment. The offset (ET) decides where the wheel sits in the arch — work that out with the wheel offset calculator. For tyre sizing on a new wheel width, use the tire size calculator.