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Alloys help

Alloy wheels and tyre discussion
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Picard1471
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Alloys help

Post by Picard1471 » Mon Jul 05, 2021 5:24 pm

I’m after some alloy wheels for my Z4 2009 hard top ..
And saw these 19” bmw style 401 wheels and tyres series f30 f31 3 series f32

Will these fit and yes I’m a total newbie

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Panta Rhei
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Alloys help

Post by Panta Rhei » Sat Jul 17, 2021 9:36 am

Let's see OE:
8x19 ET 29
9x19 ET 40
vs
styling 401:
8x19 ET 36
8,5x19 ET 47

Thus fronts will go inside the car 7 mm, I would suggest 10 mm spacers for OE look and 15 mm for the looks, if you are lowered for example.
Rears are tricky, as the outer rim part will go inside 13,4 mm when the inner part will stay nearly untouched, thanks to narrower rim, so 15 mm spacers for OE look and 25 mm for the looks.
They do fit without spacers, keep that in mind, but they will look horrible.
You will need longer wheel nuts up front when using spacers, 25 mm comes with nuts and make them flush, so you can use your current nuts.

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