RE: bmw-digest V9 #1252

["Derek van Veen" <derek@xxxxxxxxxxxxxx>]

I believe the 325e had either a 2.73 or 2.93 differential.  The 325es had a
2.93LSD.  A nice compromise is a 3.45LSD if you can find one.  The 3.73LSD
of the 325is is fun but you tend to run out of RPMs pretty quickly.  If you
get a 3.73, get a Conforti chip to raise your rev-limit to 5300RPM.

- -Derek
 '86 325es (soon to be totaled?)
 '?? 325is (if the 'es' is totaled)

> Date: Tue, 12 Oct 1999 13:34:41 -0400
> From: Josh Ormsby <josh@domain.elided>
> Subject: E-30 e differential Q's
>
> My differential is deginning to contribute to the background noise at
> highway speeds and when driving around town. About 8 months
> ago I replaced
> the oil with Redline diff. oil, and the stuff inside looked
> old. Are there
> any other symptoms of differential problems I should check for?
> If I have to replace the diff. I am interested in a L.S. but
> only small
> changes to the ratio. Does anyone know the original stock
> diff. ratio for
> an '86 325e? I haven't been able to find anything like a tag on the
> differential itself to identify it.

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