Axle reinforcement
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Seasoned Member
Joined: Jun 2011
Posts: 535
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From: Michigan
Year: 2000
Model: Cherokee
Engine: 4.0 HO
Ok was wondering if any body here has used the tubes u slide inside a Dana 30 to make it stronger? I searched and just found ppl trussing them.. Which I'm going to do also.. Just wanna see if it's worth doing it.. Thanks butch
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Joined: Mar 2012
Posts: 365
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From: Northern Michigan
Year: 2000 XJ
Model: Cherokee
Engine: 4.8L Stroker
Other than the fact that front D44's are tough to come by for some reason around here, I would say that trussing it would be adequate. I know how you drive, so for now that could get you through until you find your D44. I know someone who has a welder they would let you use too.... Just a short 3 hour drive north.
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Joined: Nov 2009
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From: Aberdeen, MD
Year: 1995
Model: Cherokee
Engine: 4.0L HO I-6, 703 Injectors, Brown Dog Super Engine Mounts
You want a "sleeve kit".
http://www.quadratec.com/products/16356_1011.htm
This will only strengthen the tube section though - usually the failure point is between the tubes and the center section, thus why a truss is more commonly used.
A truss should be your first step if you feel the need to strengthen your front axle. Most people however will not see any benefit from it under moderate wheeling - the dana30 is pretty stout on it's own. If you're jumping it or really hammering it into rocks that's another story...
http://www.quadratec.com/products/16356_1011.htm
This will only strengthen the tube section though - usually the failure point is between the tubes and the center section, thus why a truss is more commonly used.
A truss should be your first step if you feel the need to strengthen your front axle. Most people however will not see any benefit from it under moderate wheeling - the dana30 is pretty stout on it's own. If you're jumping it or really hammering it into rocks that's another story...
CF Veteran
Joined: Nov 2011
Posts: 7,387
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From: City of Trees, CA
Year: 93 2 door
Model: Cherokee
Engine: 4.0
truss it. build off something like this http://www.ballisticfabrication.com/...XJ_p_1748.html
then add some C gussets. if you see ZERO rocks at all ever. just desert/jumping. I'd truss the bottom instead of the top
then add some C gussets. if you see ZERO rocks at all ever. just desert/jumping. I'd truss the bottom instead of the top
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CF Veteran
Joined: Mar 2012
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From: Albuquerque, NM
Year: 1995
Model: Cherokee
Engine: 4.0
Truss the top I see is for an axel that will be on three wheels and off setting gravity. Common
Trussing the bottom I'd say more in down force, pre runners that are jumping and that axel hits am could snap in half. The top being trussed and more likely it could still snap down under pressure to. The bottom would take more of the pressure.
You could truss it yourself. They don't look that complicated.
I'd worry about axels if your wheeling with a D35 in the rear more than anything.
Trussing the bottom I'd say more in down force, pre runners that are jumping and that axel hits am could snap in half. The top being trussed and more likely it could still snap down under pressure to. The bottom would take more of the pressure.
You could truss it yourself. They don't look that complicated.
I'd worry about axels if your wheeling with a D35 in the rear more than anything.
CF Veteran
Joined: Apr 2011
Posts: 4,825
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From: Indianapolis
Year: '99 and '91
Model: Cherokee
I've read about sleeving it, trussing it, even people outright replacing the axle tubes with big DOM tubing.
Seems to me the general idea is to "tie in" all the compenents. Axle tubes, differential housing, knuckles and even your mounts (lca, etc.)
Those sleeves only goe inside the axle tubes, they don't tie anything together. I've read theories saying that would actual be worse for the d30 and give more leverage for snapping axle tubes off the diff. (Internet physics? Lol)
When I build my d30, I'm probably going to do a truss under the axle, knucle gussets and tie the upper control arm bracets (diff too) together and beef em up. Weld the tubes up too...
CF Veteran
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From: Indianapolis
Year: '99 and '91
Model: Cherokee



