hub centric?

[sik8v@netscape.net (rhys)]

alright then, i guess i'll go pick up a set of rings... are they all the 
same size and would a parts place like Lordco carry them?

Allyn wrote:

>rhys,
>    hubcentric is where the wheel centers itself on the hub. it has nothing to
>do with using wheel studs/lugs. stock vw wheels are hubcentric (naturally), as
>they fit snugly over the hub flange with very little play. most aftermarket
>wheels need centering rings in order to be hubcentric on a vw. as for your
>wheels, if there is a gap, and you have no ring to fill it, you are currently
>running non-hubcentric. you can minimize the offset by centering the wheel as
>much as possible while mounting it.
>    the problems from this can be as simple as wheel vibrations (even if they
>are balanced) and steering wheel shutter (if they are misaligned in the front).
>in the worst case you could break wheel studs (they are supposed to hold the
>wheel up against the hub, not prevent it from sliding across the hub, which
>could happen if not hubcentric). wheel lugs can handle alot of tensile (pulling)
>stress, but too much shear (side-to-side) stress will break them.
>hth
>Al
>
>
>----- Original Message -----
>From: "rhys" <sik8v@netscape.net>
>To: "rocco list" <scirocco-l@scirocco.org>
>Sent: Saturday, October 26, 2002 4:46 PM
>Subject: hub centric?
>
>
>  
>
>>ok, i know my car is hub-centric...but i dont really know what that is...
>>i'm assuming it has something to do with the car not having wheelstuds,
>>but having screw in wheel bolts.
>>
>>i have these wheels on my car
>>http://scirocco.dyndns.org/photos/53b/awind3.jpg
>>
>>another thing i gather is that my wheels should be contacting that
>>flange on the middle of the hub? well they dont. i need a "hub-ring" or
>>something similar, right?
>>
>>and finally, is there any damage that could have been done by the evil
>>previous owner by running the car like this? the wheels are old, and the
>>damage would have been done a long, long time ago.
>>
>>thanks,
>>rhys
>>
>>
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>>
>
>
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