check the front suspension. When I bought my 07 with 60k miles the ball joints quickly went out and the front trackbar mount was wallowed out. Not the end of the world but a pain to fix.
New Jeep - 07 JKUR
Old Jeep - 88 YJ 35" Tires, 4.5" Lift, SYE, Ford 8.8 Rear, Detroit Locker, Herculined