986 Forum - The Community for Porsche Boxster & Cayman Owners

986 Forum - The Community for Porsche Boxster & Cayman Owners (http://986forum.com/forums/)
-   Performance and Technical Chat (http://986forum.com/forums/performance-technical-chat/)
-   -   rear suspension noise over tar strips (http://986forum.com/forums/performance-technical-chat/53590-rear-suspension-noise-over-tar-strips.html)

woodsman 08-09-2014 01:47 PM

...not to mention you'd need a lathe, knurling tool and a hydraulic press ....

Pdwight 08-09-2014 04:02 PM

Looks like an inventive way to help a deteriorating situation
 
HOwever I am just going to buy new parts and replace...that way I can cross that off my list for quite a while.

Dwight

flaps10 08-10-2014 12:21 PM

Dang,
Thanks for all the replies and discussion.

Going with the 987 links sounds like a no brainer.

jrj3rd 08-17-2014 06:16 AM

Quote:

Originally Posted by Brad Roberts (Post 413738)
How would urethane be better than a monoball? :) You want STOCK pieces.. not rebuilt.

and you **WANT** the 987 pieces.. trust me. I gave you the correct part number. You will thank me the first time you drive the car.

TeamOx? You work for Pelican?

Brad

what is the difference between the 986 and 987 part??

sb01box 08-17-2014 07:50 AM

there's other posts that indicate that the swaybar drop link may also make rattling noise at low speeds.
I cheaped out and replaced all the drop links. did not solve the problem
replaced the lower control arms and no more noise. went with TRW parts. that was 30K miles ago My car is my daily drive so no heavy driving, and when it comes to suspension/drivetrain parts, I always go with original or oem parts - not a voting contest and an amateur weekend mechanic at best, but I'm aligned with Brad's comments.

Pdwight 08-17-2014 11:05 AM

The 987 is a TRW part, it is an OEM part...who do you think makes Porsche's

Jinx 08-17-2014 04:26 PM

It on Renntech. Under Boxster control arm repair



Had this done on the Boxster.
Worked like a charm.

The clunk is gone.:dance:

Jinx

WillH 05-30-2015 02:35 PM

Quote:

Originally Posted by jrj3rd (Post 414934)
Brad

what is the difference between the 986 and 987 part??

?
Need to order some, sounds like I have a pickup box full of loose lumber on poor pavement and rough dirt road I had to do to pick my son up this afternoon.
I've found the 986 part at a reasonable price but not the 987.

EJ-Fresno 05-30-2015 05:46 PM

Now I know what that frigging noise is coming from, and how to fix it...

KRAM36 05-30-2015 06:33 PM

I just ordered the 986 rear track arms for my car. Now I'm curious to why the 987 is better?

987
http://www.pelicanparts.com/catalog/...104302-M80.jpg
986
http://www.pelicanparts.com/catalog/...104307-M80.jpg

EJ-Fresno 05-30-2015 06:42 PM

I agree with you Kram. I am curious about the difference?
I came to the conclusion that they were both the same and ordered some 986 ones...

KRAM36 05-30-2015 06:51 PM

I did not know they were interchangeable when I ordered mine. Normally when they are Porsche supersedes the part number. Maybe it's a build date issue, the 986 numbered track arms have been sitting around longer then the 987 ones? Once they run out of them they supersede the number?

Like if you go to Pelican to order a motor mount, you now get the 987-375-023-05 part number.

flaps10 05-30-2015 06:58 PM

Not sure what the exact difference is, but beware that Pelican has a ton of "file photos" on their parts pages. I thought i had gotten the wrong clutch slave cylinder because of it.

On the subject of the track arm i watched the video from EPS about theirs with the urethane bushing. I like some EPS stuff but not that. If you watch him push the thing around you see the arm bending quite a bit. That track arm isn't designed to bend and with a ball in the end it never will. Look up "pin connected structures" in any statics book. Each member is statically determinant (just means a mortal can do the math on all pieces of the free body diagram) because they can only push or pull, exactly the job of a track arm. Counting on that flimsy forging to stiffen the ride is a suckers bet in the long run. I bet some of those will snap off a few inches from that end. That would be "interesting"

I have to agree with Brad Roberts on this one. I'm hoping he will explain the 987 arm better

healthservices 05-31-2015 11:03 AM

There used to be some aftermarket replacements available with greasable spherical joints at very reasonanle prices here in the states. Wonder what happen to them?

Sent from my SM-T310 using Tapatalk

healthservices 05-31-2015 08:42 PM

here they are!


http://www.ebay.com/itm/Porsche-986-987-Boxster-Boxster-S-97-10-Adjustable-Rear-Track-Arm-Arms-/391099382619?hash=item5b0f56fb5b

http://i.ebayimg.com/00/s/NDgwWDY0MA...46Q~~60_12.JPG

Not as cheap as I remembered but I guess it a sign of me getting old... :(

san rensho 06-01-2015 07:43 AM

Heres the link to the control arm repair procedure.

Boxster Control Arm Repair - 986 Boxster Suspension, Brakes, and Wheels - RennTech.org Community

WillH 06-01-2015 12:50 PM

Quote:

Originally Posted by healthservices (Post 452037)
here they are!


Porsche 986 987 Boxster Boxster s 97 10 Adjustable Rear Track Arm Arms | eBay

Not as cheap as I remembered but I guess it a sign of me getting old... :(

Has anyone here used these? Care to do a review?

They look heavy.

Is the ball joint free of plastic? Do they have the potential to outlive a stock set.

I'm planning on lowering the car and was looking at their toe control arms. Is there a need for adjustment on the trailing arms?

healthservices 06-01-2015 01:18 PM

Well if it is all metal, It may not be as durable. Once a little play sets in I'm sure you will hear it.

WillH 06-01-2015 03:38 PM

Quote:

Originally Posted by healthservices (Post 452122)
Well if it is all metal, It may not be as durable. Once a little play sets in I'm sure you will hear it.

You're probably right.

Just blown away that a cars trailing arms are shot at 60 000 miles and the hole part has to be replaced. Would rather press in new joints. Seems wasteful.

healthservices 06-01-2015 03:48 PM

That is what is possible with the part I showed. Whether or not the rod end is easily available is something else. May want to contact the manufacturer or the seller to find out.


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