Urgent Gear oil question update

John S. Lagnese jlagnese at massed.net
Thu Feb 14 19:50:39 PST 2008

I went to thew local VW dealer and got the gear oil for $21 per liter. I put 
in alomst 2 liters and found the area of the leak.  It was leaking from the 
passenger axle somewhere behind the heat shield. Joy, another expensive 
leak! Next project is discovered.
----- Original Message ----- 
From: "Enzeder" <enzeder at comcast.net>
To: "200q20V mailing list" <200q20v at audifans.com>
Sent: Thursday, February 14, 2008 2:52 PM
Subject: Re: Urgent Gear oil question

> At 10:14 AM 2/14/2008, Brett Dikeman wrote:
>>GL4/5 are different performance standards, and while GL5 fluids are (I
>>think) always hypoid compatible, so are many GL-4 oils.  You're also
>>not using the term "final drive" properly; final drive refers to the
>>halfshafts and wheels, not the rear differential or transmission.
> According to Bentley, the transmission and final drive are combined
> in one housing (Pg 11 of volume 1).  One assumes your car has a
> rather narrow track.
>> >> I am low on gear oil. The Bentley is of no use as usual.
>>The Bentley does in fact list the oil specs for both transmission and
>>rear differential.
> I suppose, but they don't make it easy to find.  Page 11 mentioned
> above states that neither transmission or final drive lubricants need
> to be changed.  Further in, the manual states what to use in the
> transmission ("Gear Oil GL4 SAE 80 or G 50 SAE 75 W-90 (synthetic)"),
> but not the final drive (Volume 2, Pg 34-10-1).
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