lift the front end off the ground (both tires). hands at 9 0'clock and 3 0'clock and wiggle, if there is any movement (exceeding 1/4 inch) then it is the tie rod ends (possibly the center drag link), at 12 0'clock and 6 0'clock and wiggle and if there is any play (exceeding 1/4 inch)then its the ball joints.