Aluminum wheels - slow air leaks

[Dave Glubrecht]

One rare problem I have seen with an aluminum wheel is that it picked up a
rock between the caliper and the wheel.  It pushed the rock into the
aluminum wheel far enough to partially puncture the wheel causing a slow
leak.
   Dave G





----- Original Message -----
From: "S. Jaworski" <syljay at optonline.net>
To: <quattro at audifans.com>
Sent: Tuesday, March 12, 2002 9:58 PM
Subject: Aluminum wheels - slow air leaks


> keyword: aluminum, wheels, air leak, sealing, corrosion
>
> My wheels are getting long in the tooth(88 5kq) and I've got a slow leak
in
> one wheel.
> The tire is ok. I suspect aluminum corrosion on the inside of the wheel at
> the bead area.
>
> Anybody got some fixes for this?
>
> I thought of removing the tire and wire brushing the wheel insides. Then a
> fine sanding followed by an aluminum primer. Afterward, paint the inside
> with something to seal and protect the aluminum from corrosion.
> Maybe just a fine polish and wax job on the inside?
>
> Anyone got any ideas on this?  My tire guy says this is a common problem
on
> aluminum wheels.
>
> Syl
> 88 5kq
> 90 100q
>
>
>