Specs verified against manufacturer data
Bolt pattern
5x100
Center bore
56.6 mm
Factory wheel sizes
15-17"
Thread
M12x1.5
Torque
100 lb-ft
The Saturn Ion uses a 5x100 bolt pattern with a 56.6mm center bore. Factory wheel sizes range from 15-17". When shopping for wheels, ensure the rim's center bore is at least 56.6mm (a hub-centric ring can adapt a larger bore down). Factory torque spec is 100 lb-ft. Use M12x1.5 lug hardware. Always confirm torque and hardware against your owner's manual before installing.

Rota
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AI illustration: not a photo of the actual itemFocal
AI illustration: not a photo of the actual itemFocal
AI illustration: not a photo of the actual itemFocal