Check both the idler and Pitman arms, having a helper turn the wheels while you're underneath should allow you to see if there's any slop in either. Take a look at the tie rods, too.

A bit harder to see, but I'd also be closely inspecting the a-arm bushings. Uppers take most of the wear.

John B.

'87 Raider 2.6 Turbo Auto, Under Construction
'95 Montero SR, 35x12.5/15 BFG M/T KM-2's, Rock sliders, Qtr panel chop, gas tank lift, 2" BL, Aisins, 5.29s
'95 Pajero Mini
'98 Montero Winter Ed.
'04 Cadillac XLR
'03 Kawasaki ZRX1200R
'60 Ford Falcon 4Dr