What do I need to run 40 inch tires.
If you don't have at least a Dana 44 in the front don't even try it. I would personaly want front and rear Dana 60 axles. You need to sleeve and gusset your axles. You will have to have a lift to accommodate, regear to at least 5.13. Probably a 20 inch rim. New heavy duty ball joints and steering components. To do it safely were ur not breaking something every two seconds. Prob a lot more I'm missing but I'm sure someone will give u the full exact set up u need
Just run it, see what breaks and replace. You probably won't have any problems until you try to wheel it hard. IMHO I don't think you need as much As would be let on, I've have plenty of 4x4s all over 40" tires, the jeep being the smallest and have ran everything from 30s to 60 axles and only have problems ever in the mud on 44s and a Dana 44 front locked under the power of a 383 stroker. Good luck and as I said be prepared to break some thing and run it and repair it.
Last edited by Lancejk; Feb 15, 2012 at 09:15 PM.
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Originally Posted by Lancejk
Just run it, see what breaks and replace.
Last edited by medic_23387; Feb 15, 2012 at 09:18 PM.


