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Squeaky front suspension

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Old 07-05-2011, 01:23 PM
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jclanin
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Default Squeaky front suspension

Hi all,

All of the sudden my front suspension has become very, very squeaky. It was completely quite before. Now even just pushing down on the front results in a very noticeable squeak - down and back up.

Hopefully I just need to grease components? Or is there a bigger issue here?

thanks,

--JC
Old 07-05-2011, 01:44 PM
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Mine is doing the same thing. It is more prevalent in warm weather.

I have narrowed it down to the Control Arm bushings in front..

Elephant racing has a good visualizer here: http://www.elephantracing.com/suspen...iondiagram.htm


The next question is whether you can lube them. I've looked into this and to lube them properly, you will need to remove the control arms, lube and re-assemble. You will be better off to remove, install new bushings and then re-install.

An alignment will be needed, too.
Old 07-05-2011, 02:20 PM
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rusnak
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The front suspension bushings have de-formed, and now your torsion bar is rubbing on the top of the control arm.

The only good fix is to replace the bushings. Fortunately, there are now kits from Elephant and Rebel. I bought the Elephant rubber bushings, and I am very happy. I took pics that I can post if you go this route.
Old 07-05-2011, 03:55 PM
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Thanks guys - I may go with the Polybroze bushings:

http://www.elephantracing.com/suspen...11bushings.htm

I've never attempted this type of task so I'm a bit nervous about taking it on. It does look pretty straight forward though...

-- JC
Old 07-05-2011, 09:35 PM
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Ed Hughes
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You may have Neatrix bushings in place, which are well known to be squeaky.
Old 07-05-2011, 09:37 PM
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A note about the polybronze bushings. They are not maintenance free.
Old 07-05-2011, 10:04 PM
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Ed Hughes
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Originally Posted by rusnak
A note about the polybronze bushings. They are not maintenance free.
It only take 5 minutes to hit the zerks with a grease gun every 6 months. Pretty low effort.
Old 07-06-2011, 09:02 AM
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Originally Posted by Ed Hughes
You may have Neatrix bushings in place, which are well known to be squeaky.
That's what I have on my Targa.

They get squeak a bit when it's below 40 degrees outside and the PO installed Zirk grease fittings; little bit of grease once in a while keeps them quiet.
Old 07-06-2011, 10:48 AM
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mine are original and need to be replaced.

How difficult is it to remove the control arms? My Bentley manual makes it seem fairly straight forward except for disassembling the arm from the joint lock plate. Do I need a special tool for that?

Also, does the torsion bar just slide out from the control arm? I'm a bit confused by this. Once I get it off the car I think I have good instructions on the bushing replacement.

thanks,

-- JC
Old 07-06-2011, 12:41 PM
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No special tools required, except you'll need an impact wrench, a long pipe wrench for the balljoint nuts, and two new wedge pins. You might want a large (10 lbs) sledge hammer to tap, not pound, the wedge pins out. The extra weight just makes it much easier. A plastic mallet or prybar is helpful to push the a-arms out of the balljoints. If you are re-using your old tie rods, then a tie rod tool is necessary. Just don't use a pickle fork.
Old 07-06-2011, 02:42 PM
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Shoot.....need to append above.

You can leave the balljoints alone if they're good. The prybar pushes the balljoint out of the strut housing. You might get away with leaving the struts in the car with the tie rods attached, but I've never tried it. I drop the a-arms and crossbar and swaybar together.
Old 07-06-2011, 03:01 PM
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Hmmm.. this is starting to sound more difficult than I initially thought... I may just grease the current bushing on the car real good for now and plan on a complete suspension overhaul when I have the money.
Old 07-06-2011, 03:35 PM
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Ed Hughes
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Front suspension bushings is a pretty simple project.
Old 07-06-2011, 03:38 PM
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well then I may just have to give it a shot...

thanks,

--JC
Old 07-06-2011, 03:39 PM
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The fronts are next on my list.... Along with rears.. Ugh


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