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4.88 / 6speed / 33s Is it overkill?

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Old Feb 2, 2011 | 06:55 PM
  #11  
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Originally Posted by JK_Sport
I have 5.13s with 33s (31.75 currently) and my hiway rpms are at 2800 @ 65mph. But Im goin to 35s or 37s this spring so will be good. 4.88s will be fine
I ran 5.13's and 32's for 6 months.
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Old Feb 2, 2011 | 09:18 PM
  #12  
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Originally Posted by tslewisz
I ran 5.13's and 32's for 6 months.
Just because you did it does not mean it is good for the drive train.
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Old Feb 2, 2011 | 09:32 PM
  #13  
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I have that setup right now and have no real complaints. I dont break 110 km/hr on the highway but its a jeep right? Towing is a breeze with no shifting hauling two harleys on a utility trailer through mountain passes (kicking horse and rogers). I am looking to upgrade when tires wear out but not before....
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Old Feb 2, 2011 | 11:20 PM
  #14  
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Xanother for . You'll be find and the extra gearing will be exactly what you need. I run 5.13 and KM2s (that run small) and turn around 3000 RPM on the highway at speed. Sometimes i"ll even leave it in 5th gear by mistake only thing is does is waste fuel.
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Old Feb 3, 2011 | 05:13 AM
  #15  
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Originally Posted by Red Dog
Just because you did it does not mean it is good for the drive train.
My drivetrain is there to please me, not the other way around. I've heard the rhetoric of driveshaft speeds and whatever else, but I never even drove that combination on the Interstate and doubt that I ever got over 65 MPH. As long as you understand you can't drive a deep geared Jeep 90 MPH, it's fine.
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Old Feb 3, 2011 | 05:26 AM
  #16  
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3000 rpms is not going to hurt ur jeep.
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Old Feb 3, 2011 | 05:37 AM
  #17  
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Fuel economy will not be too good! Will be fine though....
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Old Feb 3, 2011 | 06:03 AM
  #18  
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fyi, if it helps, i'm getting approx. 15-17mpg's w/ my setup.
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Old Feb 3, 2011 | 08:44 AM
  #19  
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Originally Posted by Vincent
fyi, if it helps, i'm getting approx. 15-17mpg's w/ my setup.
Thank you. It does help. I have around 17mpg with my 33s rigth now
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