Find the right hub centric rings
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Opel Omega — bolt pattern, center bore, ET and hub centric rings
Opel Omega. Hub bore: 56.6 mm (A (1986–1993)); 65.1 mm (B (1993–2003)). 5x110.
Center bore and bolt pattern by generation
| Generation | Center bore | Bolt pattern | ET | Torque | Hub centric ring |
|---|---|---|---|---|---|
| A (1986–1993) | 65.1 mm | 5x110 | ET33–ET41 | — |
Find size 65.1 mm →
⚠️ 3000 24V popular, same 5x110/65.1. Typical ET33. |
| B (1993–2003) | 65.1 mm | 5x110 | ET49 | — |
Find size 65.1 mm →
⚠️ NOTE: hub bore 65.1 mm! |
💡 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 (65.1 mm for Opel Omega). The outer diameter depends on your wheel — it is the wheel center bore diameter.
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