B4 90q Clutch vs Rear Main Bearing Seal

Huw Powell audi at humanspeakers.com
Mon Aug 14 15:31:30 EDT 2006

>>Trying to evaluate if shop (I'm not doing this fix)
>>should replace clutch (134K miles) while the gearbox
>>is out for the RMB seal.  Original clutch still has
>>life left, but may be ruined by this oil leak.
> I'm a little on the fence about changing the clutch, long story short,
> had to pull the transmission on the 5KS many moons ago, decided to put in
> new clutch, bearing etc.  Original clutch had 170K miles and still had
> plenty of meat left

> If you look through the archives, you'll see that it's not uncommon for
> factory clutches to go 2-3 hundred K miles without a problem. 

I agree there, in fact, the usual failure mode seems to be the throwout 
(release) bearing.  While in there, I would at least inspect the clutch 
and p/p, plan on putting a new t/o bearing in along with seals & fluids 
(so easy while you're there), and a new slave cylinder.

Huw Powell



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