Front Spring "Bowing" out
Thread Starter
Junior Member
Joined: Nov 2008
Posts: 89
Likes: 0
From: Wenatchee WA
Year: 1998
Model: Cherokee
Engine: 4.0
Under compression the front spring is not compressing correctly and is "bowing" out towards the front.
RE 4.5" superflex with 3/4" spacers.
Looks like the upper spring purch is canted fwd. Like that on both sides!
Any ideas on how to correct?
Thanks
RE 4.5" superflex with 3/4" spacers.
Looks like the upper spring purch is canted fwd. Like that on both sides!
Any ideas on how to correct?
Thanks
Thread Starter
Junior Member
Joined: Nov 2008
Posts: 89
Likes: 0
From: Wenatchee WA
Year: 1998
Model: Cherokee
Engine: 4.0
The upper spring mounts were ok, but the Caster was off due to the fixed lenght RE control arms are too short.
RE was of no help, except they did admit the issue was caused by the short control arms. Suggested control arm drop mounts or adjustable control arms. Would not "share the pain" of correcting this issue.
They said the "bowing" was no problem.
Does anyone else have this issue?
I think the cure would be the new Rough Country 6.5 Long arm kit, anyone have one yet???
Thanks to all for steering me in the right direction.
RE was of no help, except they did admit the issue was caused by the short control arms. Suggested control arm drop mounts or adjustable control arms. Would not "share the pain" of correcting this issue.
They said the "bowing" was no problem.
Does anyone else have this issue?
I think the cure would be the new Rough Country 6.5 Long arm kit, anyone have one yet???
Thanks to all for steering me in the right direction.
The upper spring mounts were ok, but the Caster was off due to the fixed lenght RE control arms are too short.
RE was of no help, except they did admit the issue was caused by the short control arms. Suggested control arm drop mounts or adjustable control arms. Would not "share the pain" of correcting this issue.
They said the "bowing" was no problem.
Does anyone else have this issue?
I think the cure would be the new Rough Country 6.5 Long arm kit, anyone have one yet???
Thanks to all for steering me in the right direction.
RE was of no help, except they did admit the issue was caused by the short control arms. Suggested control arm drop mounts or adjustable control arms. Would not "share the pain" of correcting this issue.
They said the "bowing" was no problem.
Does anyone else have this issue?
I think the cure would be the new Rough Country 6.5 Long arm kit, anyone have one yet???
Thanks to all for steering me in the right direction.
Personally if you have the bread I'd get the RC Long Arm upgrade. I've heard nothing but great things about what they have become as a company, the products they make(now) and the customer service they give. If you can't drop the dough for a LA kit, buy some IronMan4x4 adjustable LCAs
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What did you expect RE to do? If you remove the spacers.. the problem might go away? Have you tried shimming your LCA foward? You are blaming the manufacturer for a problem you knew would be there if you did your research.
Short arm kits inherently have caster issues. Plus with new springs that haven't settled this should be expected.
Short arm kits inherently have caster issues. Plus with new springs that haven't settled this should be expected.
CF Veteran
Joined: Feb 2009
Posts: 2,203
Likes: 3
From: Houston Tx.
Year: 1995
Model: Cherokee
Engine: 4.0
Does anyone make the shims or you have to make them yourself? Don't laugh but could you just shim a little it with a washer or two?

What kind of problems will caster out of spec cause?

What kind of problems will caster out of spec cause?
Last edited by 95Cherokee; Dec 2, 2009 at 10:38 AM.
Senior Member
Joined: Aug 2009
Posts: 958
Likes: 0
From: Effingham, N.H.
Year: 1989
Model: Cherokee
Engine: 4.0 I6
You need longer control arms. I have a 3.5 RE and 2" poly spacers, mine bows a little but I had my RE fixed arms lengthned to correct the issue, they still bow a tiny bit. Buy adjustables if you do buy new.
CF Veteran
Joined: Oct 2009
Posts: 1,474
Likes: 2
From: south jersey
Year: 1997
Model: Cherokee
Engine: 4.0
i had a problem like that before when i first did my lift , it wasnt as bad as yours tho , but i adjusted my lower control arms foward a bit and got it dialed in , i have rough country upper and lower adjustables
I just looked at the first pic again, it looks like you dont have enough bump stopping, and you have your rig over flexed. So of course blame the builder. I dont see any bump stopping, and it looks like your upper bump stop is almost touching your spring pad at the bottom.
CF Veteran
Joined: Oct 2009
Posts: 1,474
Likes: 2
From: south jersey
Year: 1997
Model: Cherokee
Engine: 4.0
I just looked at the first pic again, it looks like you dont have enough bump stopping, and you have your rig over flexed. So of course blame the builder. I dont see any bump stopping, and it looks like your upper bump stop is almost touching your spring pad at the bottom.
no no no.. that "block" that you see in the bottom of the coil inside it actually is the extended bump stop.. it goes inside the spring and bolts to the spring perch. instead of extending your upper bumpstops they just have you put those metal pucks in there.. there is nothing wrong with that.. i just dont know why its bowing like that.
personally i think that the uppers are too long because its pushing the top of the axle forward. the lower ones seem fine because the axle is underneath the bumpstop but the uca's are pushing the top of the axle forward because they are too long and thats where he is getting to bow at.
personally i think that the uppers are too long because its pushing the top of the axle forward. the lower ones seem fine because the axle is underneath the bumpstop but the uca's are pushing the top of the axle forward because they are too long and thats where he is getting to bow at.


