2.5" teraflex question
 

i have a 4dr 2.5" lift kit on my 2dr rubi. my rear has sagged a bit. my rear bumper, tire carrier, spare and hi lift mount weigh more then the front bumper and winch. im gonna add 1/2" spacers in the rear. question is...this lift kit with an additional 1/2" cause stock driveshaft issues? thanks