Bad Diff Bushing [Archive] - M42club.com - Home of the BMW E30/E36 318i/iS

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Eurospec
03-27-2006, 08:13 PM
Could this be the culprit of my clunk? Seems like it's time to get an M coupe bushing.

http://www.r3vlimited.com/gallery/files/1/0/4/5/6/diffmount.jpg

Choking Hazard
03-27-2006, 11:18 PM
didn't I just answerr this on Bimmerforums as SGB? It was the first time I had been there since this board opened.

1991318is
03-27-2006, 11:38 PM
Ya, I'd think that could have a hand in the problem.

kowalski
03-28-2006, 01:07 AM
haha that looks 100x worse then my bushing... i'm gona do mine one of these days....

1991318is
03-28-2006, 01:09 AM
haha that looks 100x worse then my bushing... i'm gona do mine one of these days....
I ahven't been under my car many times since I bought it(the parts are layin in my room) so I'm hoping mine isn't that bad and is still good.

Eurospec
03-28-2006, 01:13 AM
haha that looks 100x worse then my bushing... i'm gona do mine one of these days....In that case I need to get the bushing stat!

What's the easiest way to tackle replacement?

kowalski
03-28-2006, 01:33 PM
you gotta remove the diff cover and press it out. last time i had to do this (cab's) i used a punch, it took about 10 min aside but it beats 40 min drive to vancouver to use the press at the machine shop.

asubimmer
03-28-2006, 01:36 PM
man that looks rough. I don't have clunks but that makes me not want to look under my car so I don't start buying tons of bushings, although it wouldn't hurt. I really want to change my rear subframe bushings.

D. Clay
03-28-2006, 11:08 PM
The differential is bolted to the rear crossmember. If the rear of the differential moves radially opposite the torque of acceleration, it seems that there would also be a degree of flex in the crossmember bushings. I am waiting on the parts to drop the crossmember and replace all of the bushings and brake lines at the same time. My 318is has 198,000 miles on it.

Eurospec
03-29-2006, 08:08 PM
Bimmerworld carries a urethane version for 8 bux more than the stock bushing, think I'll go with this one.

http://www.nexternal.com/bimmerworl/Product710

edit: the street bushing in the link above is like group N rubber, good/bad?