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-   -   Repair or replace rear trailing arm? (http://www.318ti.org/forum/showthread.php?t=42704)

Paul56 08-21-2016 07:37 PM

Repair or replace rear trailing arm?
 
1 Attachment(s)
Hi, I have a '97 Active with 148,000 miles. The metal tab on the left rear trailing arm to which the stabilizer link is attached has broken off of the trailing arm. Is it possible to weld that tab back onto the trailing arm or should the trailing arm be replaced? Pelican parts lists trailing arms for $958 each!

How many hours of labor is involved in replacing a trailing arm? If one trailing arm needs to be replaced, is it advisable to replace both trailing arms at the same time?

Thanks!

BlackBMWs 08-29-2016 07:36 PM

Trailing arm at Pick n Pull with the hub is about$40-50. I'd replace bushings on both if I was working on one for sure.


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jerseytim 08-29-2016 09:39 PM

i have welded loads on mine no problem, re welding the arb bracket on should be easy and replacing the arm can be a pita, when i did mine i had to do the bushes, bearings, disks, pads, shoes and cables.
i don't use the arb on mine

paul somlo 08-29-2016 09:50 PM

When I replaced my rear trailing arm bushings, I removed the rear end, as I also replaced the subframe bushings. I'm not sure if the fasteners that hold the trailing arm are accessible without dropping the rear end. Another reason to weld.

BimmerBum 08-29-2016 09:57 PM

Definitely repair. This is a common issue and no reason to junk a complete trailing arm. Repair and reinforce it with these...

http://bimmerbum.com/products/akg-re...ement-brackets

When my Clubsport went back together it was fitted with these brackets. I know from experience that 22mm Dinan rear sway bars will eventually cause damage to mounting points that are not reinforced.

BimmerBum 08-29-2016 10:00 PM

You can remove the trailing arm with the subframe and differential in place. That said, I agree with you, leave the arm in place and weld in some reinforcements.

Quote:

Originally Posted by paul somlo (Post 381909)
When I replaced my rear trailing arm bushings, I removed the rear end, as I also replaced the subframe bushings. I'm not sure if the fasteners that hold the trailing arm are accessible without dropping the rear end. Another reason to weld.


Paul56 09-25-2016 03:48 PM

An easy and inexpensive ($169) weld repair did it. Thanks all!


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