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Wheel fitment · Opel

O Opel Astra — Bolt Pattern

The Astra has changed bolt pattern three times: the G (1998–2005) is 4×100, the H (2004–2009) splits by engine into 4×100 or 5×110, the J/K (2009–2021) settled on 5×105, and the current L (2021 on, PSA platform) switched to 5×108 with bolts instead of nuts.

✓ Reviewed 2026-09-12

G (T98)1998–2005
Bolt pattern4x100Centre bore (DIA)56.6 mmThreadM12x1.5

Wheel size OE 5.5Jx14 ET39

H (A04)2004–2009
Bolt pattern4x100Centre bore (DIA)56.6 mmThreadM12x1.5

Small-engine trims (1.3 CDTI etc.) are 4×100; 2.0-litre and up trims are 5×110 on a 65.1 mm hub — same thread either way.

J/K (P10/B16)2009–2021
Bolt pattern5x105Centre bore (DIA)56.6 mmThreadM12x1.5

Wheel size OE 6Jx15 ET37 up to 7.5Jx17 ET44

L (C02)2021–now
Bolt pattern5x108Centre bore (DIA)65.1 mmThreadM12x1.25

Wheel size OE 6.5Jx16 ET44

Stellantis EMP2/CMP platform — bolts, not nuts.

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

Will a wheel fit?

This Opel Astra is 5×108, 65.1 mm hub.

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Common questions

What bolt pattern does the Opel Astra have?

The Astra has changed bolt pattern three times: the G (1998–2005) is 4×100, the H (2004–2009) splits by engine into 4×100 or 5×110, the J/K (2009–2021) settled on 5×105, and the current L (2021 on, PSA platform) switched to 5×108 with bolts instead of nuts. 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 Astra?

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 Astra?

65.1 mm on the current car — earlier generations may differ, see the table. 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.