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Old Feb 28, 2011 | 08:40 PM
  #11  
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bpark8824
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Originally Posted by MadisonDakota
I'm thinking about going to 3.92 or 4.10

w/30" tire @ 70mph
3.55 1865
3.92 2059
4.10 2154
4.56 2395

Locker...LSD...open?...hmmm
Your numbers are a little off. I have a 265/70 which is just over 30" and I see just about exactly 2000 rpms at 70 mph. My last dakota was the same way...
 
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Old Feb 28, 2011 | 09:03 PM
  #12  
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Originally Posted by bpark8824
Your numbers are a little off. I have a 265/70 which is just over 30" and I see just about exactly 2000 rpms at 70 mph. My last dakota was the same way...
mkayy
 
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Old Mar 1, 2011 | 07:10 AM
  #13  
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I believe a 3.92 will run you around 2200 at 70.
 
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