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Why do my wheel bearings keep breaking?

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Old May 20, 2013 | 08:12 PM
  #1  
Abram1109's Avatar
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From: Greenville, SC
Year: 1991
Model: Cherokee
Engine: AMC 4.0L I-6 HO
Default Why do my wheel bearings keep breaking?

I just replaced my wheel bearings in my rear axle (Dana 35) for the 3rd time in 3 months. Can anyone tell me why they keep breaking? I haven't even done any wheeling. This is from normal daily driving. I make sure everything is seated right. I'm wondering if something else might be causing the problem. Any help is greatly appreciated.

Thanks,
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Old May 20, 2013 | 08:19 PM
  #2  
outlawcherokee's Avatar
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From: Tacoma,WA
Year: 1988
Model: Cherokee
Engine: 4.o
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Are you greasing them?

Are you sure they are bad?

What symptoms are you experiencing with them to feel they are bad?

The only time I had a quick bearing failure was when I failed to read directions and tightened them down without backing off the bolt, needless to say they cooked within a couple days running.
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Old May 20, 2013 | 08:21 PM
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From: Riviera, Texas
Year: 1998 Sport
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If you say everything is seated properly. Check to see if the axle isn't bent. Does it have any vibration before the bearings go out?
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Old May 20, 2013 | 08:24 PM
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From: Greenville, SC
Year: 1991
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I greased them really good each time. And each time the bearing has been completely busted. To the point of fishing out little bearing cylinders out of the axle housing each time. I carefully tap them in all the way and evenly. I'm just not sure what is causing them to bust so quickly.

Last edited by Abram1109; May 20, 2013 at 08:28 PM.
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Old May 20, 2013 | 08:28 PM
  #5  
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From: Greenville, SC
Year: 1991
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Engine: AMC 4.0L I-6 HO
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Originally Posted by RTorrez1
If you say everything is seated properly. Check to see if the axle isn't bent. Does it have any vibration before the bearings go out?
It does still have a very slight vibration after everything is repaired. What's the best way to check if it's bent? I have inspected the shaft each time to check for damage. It appears fine each time. I haven't checked to see if it's bent though.
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Old May 21, 2013 | 05:02 AM
  #6  
freegdr's Avatar
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From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
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Have some one follow you see if theres any wobble going on .
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Old May 21, 2013 | 06:07 AM
  #7  
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From: segoville tx
Year: 1997
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Possibly bent axle??
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Old May 22, 2013 | 02:12 PM
  #8  
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From: Greenville, SC
Year: 1991
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Engine: AMC 4.0L I-6 HO
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Thanks everyone. It's a bent axle. I'll be replacing it this weekend.
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Old May 22, 2013 | 03:32 PM
  #9  
Bossokee's Avatar
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From: Dalton, MA
Year: 1998
Model: Cherokee
Engine: 4.0 H.O. 180K miles
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Find a 29 spline chrysler rear end and throw that in there! Much stronger
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Old May 22, 2013 | 08:30 PM
  #10  
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From: Riviera, Texas
Year: 1998 Sport
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Originally Posted by Abram1109
Thanks everyone. It's a bent axle. I'll be replacing it this weekend.
I thought that was the problem. My 65 Chevy P/U did the same thing. Good Luck on your repairs. Let us know how it works out once you get her back on the road.
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