Finally think I solved my vibration issue

im in the same exact boat as you,tried it all,axles,axle bearings,3rd member,ujoints,drive shafts,trans mounts,new trans,pinion angles,brake drums,different wheels and tires,speed related faster you go the worse it gets,it will knock the rear view mirror down at 70mph.i give up.new front end.really pisses me off