Lots of lifts on here will allow you to fit 33's. Its actually pretty easy to get 33's on these trucks, they are big.
I don't know what you mean about people replacing out their rear ends...I don't see that unless somebody is doing a SAS or a M226 Conversion...
I don't know what you mean about people replacing out their rear ends...I don't see that unless somebody is doing a SAS or a M226 Conversion...