A bad right rear inside CV joint on my 91 syncro caused similar vibration.
Jim
----- Original Message -----
From: Randolph Feuerriegel <RFeuerriegel@BC.SYMPATICO.CA>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Friday, April 23, 1999 9:57 PM
Subject: Vibrations: the usual suspects

> Greetings all.
>
> During an 8 hour highway drive the other day I started to feel
> vibrations at about 80 kph, or 50 mph. Sort of faded in and out, felt
> thru the steering wheel. Very prominent when cornering to the left, less
> so to the right, but present.
> Thinking it may be the driveshaft I pulled it today, but the vibrations
> remain. Now it feels like it starts in the rear (feeling it in the
> drivers seat)at about 70 kph, then at about 80 kph the vibration
> switches to the front.( felt in steering wheel.) Tomorrow I will check
> the tires for balance.
> Has anyone experienced such a vibration. Alignment, engine or tranny
> mounts, CV's(inner or outer)? Any thoughts on this would be appreciated.
> Thanks.
> --
> R.Feuerriegel
> 88 syncro