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Upper arms with flex joints

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Old 02-26-2014, 09:29 PM
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Default Upper arms with flex joints

So I know that an axle flex joint is the best for arms and articulation, but what about the flex joints that mount to the body on upper control arms? I know there isn't nearly as much room to move in the upper frame location as the axle so are they worth the extra money? Just some thoughts I've been having
Old 02-27-2014, 05:39 AM
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Aftermarket uppers are much stronger for one and if adjustable you use them to adjust the pinion angle, where the lower centers the wheel in the opening.

Its a good idea to make a stronger mounts for them also, factory ones are very weak.
Old 02-27-2014, 10:50 AM
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I know about the strength with the arms. My question pertains to the flex/currie joints themselves. Are they worth the extra cash compared to rubber at the frame mount
Old 02-27-2014, 11:00 AM
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My Rock Crawler uppers have the joints at body end. Rubber bushings in axle. There is enough room in the bracket for the joint to move and allow full flex.
A rubber bushing would be somewhat restrictive compared to the flex joints.
http://www.rockkrawler.com/ProductDe...Code=RK00123XJ
Old 02-27-2014, 07:52 PM
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Originally Posted by SteveMongr
My Rock Crawler uppers have the joints at body end. Rubber bushings in axle. There is enough room in the bracket for the joint to move and allow full flex.
A rubber bushing would be somewhat restrictive compared to the flex joints.
http://www.rockkrawler.com/ProductDe...Code=RK00123XJ
My Rustys ultra flex's are the same way $189.
Old 02-27-2014, 07:56 PM
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Wow, Rusty's cost more than RockKrawler, I'm suprised.
Old 02-27-2014, 09:29 PM
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Originally Posted by SteveMongr
Wow, Rusty's cost more than RockKrawler, I'm suprised.
Looked at your link, thinking about going with them when the time comes. I have RE superflex lcas so I was curious if about having a full set of flex arms would be worth it.
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