Correct Trans Fluid for '86 4KQ?

[Larry C Leung]

I'd go with Redline MT90. MTL is a little on the thin side. Or the Audi
synthetic lube would be fine, though probably pricey compared to Redline,
which is usually around $8/qt.

LL - NY

On Sun, 09 Dec 2001 23:34:18 -0700 Mustang <Mustang at cet.com> writes:
>Hello,
>
>My name is Brandon Traynham and I purchased an '86 4000CS Quattro
>about a
>month and a half ago as a winter driver.  It has a great body, paint,
>and
>interior, but high mileage.  All the major components of the driveline
>are
>in good shape, but it needs most of the maintenance items replaced.
>So far
>I have replaced the shocks, wheel bearings, bushings, brake rotors,
>pads,
>etc.  Now I'm turning my attention to fluids, filters, and other
>tune-up
>items.
>
>I've been just reading and learning so far on the list and I
>appreciate all
>the good stuff I've learned so far.  I do have a question now and
>after
>searching the archives, I was unable to find a definitive answer.  I'd
>like
>to know what is the correct fluid for the transmission/front
>differential?
>A couple vendors recommended the Lubro Moly Voll-Synthese Synthetic
>Gear Oil
>(75W090), but noticed it is GL5 rated and the Bentley manual says the
>car
>needs GL4.  The posts in the archive seem to be evenly split between
>the
>Redline MT90 and MTL with a few folks recommending the Audi synthetic
>lube
>from the dealer.  I did notice that may of the archived messages dated
>back
>to '93 so I thought I'd ask to see what the current conventional
>wisdom is.
>Thanks in advance!
>
>Brandon
>