1990 Other Ford Models whee wobble

This could be several things, bad tires for one, the tires could be balanced bu tif the guy is'nt paying attention it can be a bent wheel, or bad tire but still go into ballance. If you can jack each wheel upand spin it by hand you should be able to seee this. It could also be a rotor or something similar to that. Hqve the tie rods been checked, and all otherfront end compontents. A pro really needs to look at this carefully as itcould be a dangerous thing going on.