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Adjustable front upper Control arms

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Old Feb 28, 2016 | 04:00 PM
  #1  
bigredjeepbeautiful's Avatar
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From: Iowa
Year: 1996
Model: Cherokee
Engine: Inline6 4.0
Default Adjustable front upper Control arms

Hi, my 96 Cherokee sport has a 5 inch lift with stock front upper control arms. I've just pirchased Supreme Suspensions control arms but I have no idea what to adjust them to. Any suggestions? Also if you have this brand what is your opinion on them? Thanks!
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Old Feb 28, 2016 | 06:47 PM
  #2  
Constantine's Avatar
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From: North Louisiana
Year: 1994
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This chart shows the length suggested.
Looks like 15 & 1/4" is the suggested length for uppers.

Supreme suspension is an Ebay only brand isn't it?

Last edited by Constantine; Feb 28, 2016 at 06:49 PM.
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Old Feb 29, 2016 | 01:16 AM
  #3  
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From: Iowa
Year: 1996
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Originally Posted by Constantine


This chart shows the length suggested.
Looks like 15 & 1/4" is the suggested length for uppers.

Supreme suspension is an Ebay only brand isn't it?
Thank you so much man I couldn't find anything. I bought them off of amazon but I don't really know anything about the brand. A friend of mine went with this brand and he hasn't had any issues with them. Thanks again!
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Old Feb 29, 2016 | 08:53 AM
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From: Monett, MO.
Year: 1999
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The upper ca's are used to set the pinion angle on the on the differential each one will be a little different not one size fits all for that height. You also need lowers as they will center the tire in the wheel well for you at 5" they are almost a must have item. I used the Rustys Off Road HD Adj. U/LCA's on mine. The passenger side UCA mount needs to be re-enforced as its weak to begin with.


You can buy a cheap angle finder at Harbor Freight which you need anyway or may have one already when you installed your SYE and shims in the rear.
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Old Feb 29, 2016 | 12:13 PM
  #5  
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From: Kent, WA
Year: 1996
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Or just install them at the length on the chart and then take it in for a proper alignment.
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Old Mar 1, 2016 | 10:35 AM
  #6  
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From: Monett, MO.
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My XJ has never been to an alignment shop, I own a very good tape measure and gained all the knowledge on doing it at home right here on this forum. Best part about it, if I didn't mine could be in the shop very often it takes a lot of hard knocks on the trails.


My wife know the drill also so the job goes quite smoothly in the shop, guess that's 38 years this month of working together
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Old Mar 1, 2016 | 12:27 PM
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From: fountain hills az
Year: 1999
Engine: 4.0l 310,000 miles
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Big Red you do need to at least check the caster angle yourself before taking it anywhere. The chart is surely a good beginning point, however it does not tell you what the corrected caster angle is when adjusting your UCA's to the chart dimension. Too much caster might cause driveshaft angle to be out of wack.
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Old Mar 4, 2016 | 09:42 PM
  #8  
bigredjeepbeautiful's Avatar
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From: Iowa
Year: 1996
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Originally Posted by Fred/N0AZZ
The upper ca's are used to set the pinion angle on the on the differential each one will be a little different not one size fits all for that height. You also need lowers as they will center the tire in the wheel well for you at 5" they are almost a must have item. I used the Rustys Off Road HD Adj. U/LCA's on mine. The passenger side UCA mount needs to be re-enforced as its weak to begin with.


You can buy a cheap angle finder at Harbor Freight which you need anyway or may have one already when you installed your SYE and shims in the rear.
It already has the lowers in, just needs the uppers. How can I reenforce the mount? I don't know how to weld and I don't have access to a welder...
I'll have to get me an angle finder. I wasn't the one who put the sye and shims in so I don't have one haha. Thanks for your help! Sorry for the late reply, I couldn't figure out how to find my posts. I'm still pretty new to this site hahah
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Old Mar 4, 2016 | 09:46 PM
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From: Iowa
Year: 1996
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Originally Posted by neverenuff
Big Red you do need to at least check the caster angle yourself before taking it anywhere. The chart is surely a good beginning point, however it does not tell you what the corrected caster angle is when adjusting your UCA's to the chart dimension. Too much caster might cause driveshaft angle to be out of wack.
I'll have to look at that after I install them. I have no clue how to adjust the caster angle so I'll have to do some research hahah. Thanks for the tip! :-)
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