Questions on wheel spacers
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From: Land of the Imigrants, PA
I looked around a little bit and did not find what I was looking for.
I see like the H&R ones or the KIK ones I thnk they are called have built in studs which are nice.
My question is how do these things mount? Do you just place over the other studs and bolt in somehow? Or do you press out the old studs?
My main concerns is how these things hold up in hard driving applications? Auto X, Road Race, ect.
Just paranoid about putting extra stress on the studs and hub itself.
Any insight?
I see like the H&R ones or the KIK ones I thnk they are called have built in studs which are nice.
My question is how do these things mount? Do you just place over the other studs and bolt in somehow? Or do you press out the old studs?
My main concerns is how these things hold up in hard driving applications? Auto X, Road Race, ect.
Just paranoid about putting extra stress on the studs and hub itself.
Any insight?
there's 2 type:
1) w/ studs (you use the OE studs to mount the spacer onto the hub, then mount the wheel to the spacer's studs. Depending on the spacer thickness, some rims won't work with this b/c they don't have gaps on the mating surface between the mounting holes)
here's a rim that has the gaps between the mounting holes on the mating surface:

spacers w/ studs (you can see that if the spacer isn't thick enough, then the OE stud/nut will protrude past the surface of the spacer...so if the rim has a solid face, it'll interfere w/ the rim:

2) w/out studs (up to ~5mm, you can use OE studs, after that you'd probably want to buy new studs to replace the OE studs...this is sometimes a PITA, b/c the studs aren't the easiest to pound out)
spacer w/out studs:
1) w/ studs (you use the OE studs to mount the spacer onto the hub, then mount the wheel to the spacer's studs. Depending on the spacer thickness, some rims won't work with this b/c they don't have gaps on the mating surface between the mounting holes)
here's a rim that has the gaps between the mounting holes on the mating surface:

spacers w/ studs (you can see that if the spacer isn't thick enough, then the OE stud/nut will protrude past the surface of the spacer...so if the rim has a solid face, it'll interfere w/ the rim:

2) w/out studs (up to ~5mm, you can use OE studs, after that you'd probably want to buy new studs to replace the OE studs...this is sometimes a PITA, b/c the studs aren't the easiest to pound out)
spacer w/out studs:
Last edited by first350; Feb 7, 2008 at 07:14 AM.
I've had front & rear spacers for almost two years now. I drive my Z on the street, autocross & road courses without any issues. As a matter, it improves your handling performance.
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From: Land of the Imigrants, PA
IM looking to mount my OE 07 wheels back on.
Will the H&R's work OK with that?
Are there any other preffered brands? I got a set of the non studded ones from a friend he had laying around, but I want to go with the 25mm or whatever everyone is using to get the stockers flush
Also do these sets come in a set of 4? or two?
Awesome info with pics! Exactly what I was looking for
Will the H&R's work OK with that?
Are there any other preffered brands? I got a set of the non studded ones from a friend he had laying around, but I want to go with the 25mm or whatever everyone is using to get the stockers flush
Also do these sets come in a set of 4? or two?
Awesome info with pics! Exactly what I was looking for
Last edited by PM-Performance; Feb 7, 2008 at 04:12 PM.
Originally Posted by PM-Performance
Ok I found out they come in sets of two.
Now for stock 07 wheels, do people go 20 up front and 25 in the back?
Now for stock 07 wheels, do people go 20 up front and 25 in the back?
They come in pairs. I use H&R and they worked out fine.
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