3rd Gen 4 Runner Upper Ball Joint . Never got around to installing these before selling the vehicle. The lower ball joints are NOT a part that you want to cut corners with. Lower ball joint failure on uneven ground - Page 2 ... (Angel Collins) Heard a pop (thought it was the tire) and the wheel ripped the brake line, had to replace lower and upper ball. Google search: Photobucket Embedded Image Fix Install that plugin upper right side you will gain a "P" It takes just an We woke up early afternoon next to the taco joint and thought we would try to eat something. Upper Control Arms: Replace that worn out upper ball joint with a brand new upper control arm and uniball desgin. The ball joint connects a vehicle's control arms to the steering knuckle and is essential for reliable steering. I dont think you can replace just the upper boots. 3rd gen upper ball joints (UBJ) the easy way!! - Toyota ...