[torsen] Propshaft question for 4kq + ujoint p/n

C1J1Miller at aol.com C1J1Miller at aol.com
Thu Nov 13 11:42:26 EST 2003

Does your urq and the 4kq use the same driveshaft?  Can you swap them to isolate the problem?

A driveshaft repair shop should be able to identify the spider and give you a cheap replacement.

In a message dated 11/13/2003 9:43:57 AM Eastern Standard Time, bradym at sympatico.ca writes:

> Hi Steve/All,
> Since this is the last list standing(!) I'll post this here.
> The center support bearing on my 4kq's propshaft started squealing, and upon
> inspection, had a torn rubber support. I bought the BMW replacement part and
> took it to my trusted Audi wrench. I told him he might have to slot the bolt
> holes, since that was the only difference from the stock part.
> Well, the propshaft vibrates at all speeds now (and it didn't before), but
> is most noticeable when coming to a stop or when just starting off from a
> stop, in gear or neutral, doesn't matter. The feeling is like when the diffs
> are locked and you turn a corner. It's been up on the lift since and the
> rear section of the propshaft hops around a lot, but the front section stays
> smooth.
> The propshaft has been aligned many times in the past week or two, the old
> bearing reinstalled to rule out the new bearing as the source, CV joints
> inspected and repacked, all flanges were marked upon initial disassembly.
> The u-joint that sits almost in the center bearing appears to be good.
> I'm not so sure they didn't crush a needle bearing in the u-joint, though.
> Does anyone know the part number for it, if it exists (BMW, Mercedes,
> etc...)?
> Help!!
> Any tips?
> The wrench is suggesting I put in a whole used driveshaft, which doesn't
> make sense to me, since the propshaft, cv joint, center bearing are all
> good. They just want it over and done with.
> Cheers,
> Brady Moffatt
> 86 4kq
> 83 urq
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