drop kit

I'm looking for temporary solutions to reducing vibrations of the 4" lift of my 1997 TJ. I believe it is a 4" rough country lift kit with probably 1" body lift and 3" suspension lift. Would I be able to drop the transfer case more than an inch? I was imagining that the vibrations would reduce...

do i really need a transfer case drop kit for a 4'' lift kit? i do not have an SYE currently and i just installed my currie/savvy short arm kit if that makes a difference. i have spoken to so many individuals with opposing positions on the matter. i know its a fairly cheap thing to do but i...