Find the right hub centric rings
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📏 Measuring guidemm
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Audi 80 / 90 — bolt pattern, center bore, ET and hub centric rings
Audi 80 / 90. Hub bore 57.1 mm. 4x100 / 4x108.
Center bore and bolt pattern by generation
| Generation | Center bore | Bolt pattern | ET | Torque | Hub centric ring |
|---|---|---|---|---|---|
| B1 (1972–1978) | 57.1 mm | 4x100 | — | 120 Nm | Find size 57.1 mm → |
| B2 (1978–1986) | 57.1 mm | 4x100 | ET45 | 120 Nm |
Find size 57.1 mm →
⚠️ Also Audi Coupé GT |
| B3 (1986–1991) | 57.1 mm | 4x108 | ET35 | 120 Nm |
Find size 57.1 mm →
⚠️ Also 90 |
| B4 (1991–1996) | 57.1 mm | 4x108 | — | 120 Nm |
Find size 57.1 mm →
⚠️ Also S2, RS2 Avant |
💡 The center bore listed in the table refers to the hub size, which is always the inner diameter of the hub centric ring.
How to choose the right hub centric ring?
The hub centric ring inner diameter matches your car hub size (57.1 mm for Audi 80 / 90). The outer diameter depends on your wheel — it is the wheel center bore diameter.
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