Take a look at syncro.org under tech links, syncro drivetrain, oils for the
transaxle and differential.  The summary is:  MTL or MT-90 (GL-4) for the
transaxle, and Redline 75W90 (GL-5) for the front diff.
tx,
bmc  :)
"Faith will move mountains, but you'd better bring a shovel...."

> From: Loretta Abbott-Kennon <SyncrogalVW@CS.COM>
> Reply-To: SyncrogalVW@CS.COM
> Date: Mon, 3 Jun 2002 19:38:01 EDT
> To: vanagon@GERRY.VANAGON.COM
> Subject: Q:Redline MT90 in Syncro front Dif
>
> Hello List,
> I am using Redline MT90 in my rear differential and wanted to check here
> before using it in my front differential (87 Syncro).  What do you think?
> Loretta
> 87 Syncro GL
> 90 GL
> 82 Westy
>