I run 34 maxis bighorns on 3.73 2010 auto diesel.
Happy with off road manners. On road when cruising at 100 k, if need be switch overdrive off and drives nice. In overdrive the car labors a little going up hill.
Edit: the added clearance has made the jku a different more capable jeep. Even had some comments from others that have notice the difference in it's capabilities. I certainly haven't changed
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