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poly suspension install

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Aproductions

10+ Year Contributor
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Aug 11, 2009
Allentown, Pennsylvania
I got the full pro thane suspension inserts and I was planning on doing 1 wheel section a day and I am stuck on 2 things I read up recently.


1. I am confused on where the 2 spacer things go on the rear. I know people call it the rear toe arm but according to the second picture I attached, it would go on the lower inner control arm bushing or the assist link arm bushing. (which one is considered the toe arm?)


These are the 2 spacer things I am talking about. I Also heard it was for AWD only, can someone confirm that?

http://www.dsmtuners.com/forums/handling-tech/393868-what-these-came-prothane-suspension-bushings.html



2. I also read up this,

"I'm sure you know but DO NOT put the poly bushing in the front lower control arm where the dampner fork bolts to. Keep the OEM one there"


This is all I found,

http://www.dsmtuners.com/forums/newbie-forum/369720-front-lower-control-arm-bushing.html

How much more would this wear my shocks?
 

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Can anyone help me out.....


1. Are the sleeves only for AWD?

2. Is the rear toe arm considered the assist link arm or the lower inner control arm?

3. How fast would my struts wear out with a poly front lower control arm bushing?
 
Can anyone help me out.....


1. Are the sleeves only for AWD?

2. Is the rear toe arm considered the assist link arm or the lower inner control arm?

3. How fast would my struts wear out with a poly front lower control arm bushing?

The suspension arms are the same for AWD and FWD. The spacer are for the arm closest to the rear of the car. I.E. the toe arm. What you pull the arms it will be obvious where they go as long ans you pay attention.


Don't be silly and put the poly in the dampener fork bushing. I also would not replace the front upper strut bushing. Leave the bushing that have anything to do with the front strut OEM. It moves alot and you DO NOT WANT BINDING there.

Kevin
 
1. Those spacers are only for AWD. I did not need them.
2. It's the lower arm that's towards the rear. Both the toe arm and the control arm use the same bushings that bolt to the subframe. C-1001 I think.
3.It is inadvisable to do it. The way our multilink suspension is built, the rubber bushing contorts to take the stress when the suspension turns in or out. Putting a bushing in there will prevent the shock fork from bending at the bushing and put stress on the shock rod.
 
So I separated the bushings and the only ones I have for the front (each side) would be:

(3) front shock bushings

(2) front upper control arm bushings

(1) front lower control arm bushing

(1) 19mm swaybar bushing

So which do I not use.
 
66042 is the PN for that bushing you don't want to use. 64189 is the bushing at the subframe end for the lower control arm, but even I have doubts about installing that.
 
I did exactly what greengoblin did. Just don't do the one closest to the knuckle. The master kit I got didn't even have one for that bushing anyways. I would check over your balljoints while your at it.
 
Here, this should help and should have been posted in the first place.
Index of /parts/prothane

I have no experience with the shock bushings so I can't chime on them but if the shock pivots, those bushings could limit the way the shock moves and cause the shock rod to take the stress.
 
I used all of them. It was very stiff, but handled great. So its up to you and what you will be using the car for.

Also, if you can get an extra set of front control arms and install the prothanes on the arms you have now installed on the car. If you dont like it then swap them out. New arms are like $120 for both OEM IIRC.
 
so it is not the front lower control arm bushing that I shouldn't use, it is all the shock bushings?

One more try.

I would not use ANY bushing that connect to the front strut. The strut move in all plans and a lot.

The bushing cause binding and will cause the shock shaft to flex/bend. It will kill your struts.


So don't use the bushing that go up top in the spring hat for the front of the car. The ones that the strut shaft through.


Don't use the busing that goes in the lower control arm where the dampner/strut fork bolts to.

Direct link to pic:
http://www.roadraceengineering.com/parts/prothane/front_suspension_lower_arm_assembly.jpg

http://www.roadraceengineering.com/parts/prothane/upper_shock_bushing.jpg

All the other bushing are fine and help.
 
Awesome. I find out this info after I buy new lower arms and push out the damn stock bushing for the prothane one. I guess time will tell for me and when i kill my Tokiko's itll be time for a full coil over....Ahh fooey
 
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