Re: i want to replace lower ball joint on my nissan...
Remove the castle nut on top of the ball joint that secures the ball joint to the spindle. separate ball joint/lower control arm from spindle.Remove lower control arm bolt attatching control arm to subframe/engine cradle. Remove control arm. Replacement is recersal of the removal. Nissan/Infinity ball joints can not be pressed out or in. They are replaced with the whole new lower control arm as one (On most Nissan/ Infinity vehicles, although some exeptions apply. Hope this helps.
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Here's a link to the lower ball joint,it tells you about a fitting to be greased,as you see the ball joint has a hole at threads where greasing fitting will be.It will be best to jack up and remove tire to grease,look for other grease fittings,wipe up excess grease.Also check ball joint for wear,may need replacing.
YEP YOU CAN REPLACE LOWER BALL JOINT IT SELF,CALL THE AUTO PARTS STORES FOR PRICE CHECK.YOU CAN GO ON LINE THE INTERNET LOOK UP AUTO ZONE OR ADVANCE AUTO PARTS, DO A PART SEARCH, AND IT WILL TELL YOU PRICE OF LOWER BALL JOINT OR THE WHOLE LOWER CONTROL ARM WITH LOWER BALL JOINT.
Hello fes60617: My name is Roger and I will help you. Other then original equipment the most recognized name for replacement parts is MOOG. Has an extremely great warranty.THe lower control arm comes complete with the lower ball joint installed all ready. Make sure to have the alignment on the van reset. This will change dramatically when you replace the parts. Should you need further help please just ask. Please rate the answer. Thank You for using Fix YA. Roger
Remove the wheel and tire assembly. For additional information, refer to Section 204-04 .
Remove the suspension lower arm ball joint cotter pin.
Remove the suspension lower arm ball joint nut and separate it from the wheel knuckle.
May have to leave nut partially on and hit the nut hard with a hammer to knock the tapered stud down and out. May have to hit side of knuckle to help get it to drop. or rent a pickle fork to drive between the bal joint and knuckle.
Remove the suspension lower arm ball joint to suspension lower arm nuts and remove the ball joint.
Disconnect the caliper and mount, and hang it aside. Unbolt the 5 or 6, 6mm allen head bolts from the hub. Pull the hub out and remove the snap ring and washers behind it. Loosen the upper ball joint nut a little and break the joint free. Support the lower control arm with a jack and loosen the lower ball joint nut and break it loose also. With the lower control arm supported, remove the upper ball joint nut and slowly remove the lower control arm support (jack). The shock will retain the torsion bar and you can now remove the lower ball joint nut and slide the knuckle off the ball joint. You will be able to move the knuckle and axle around enough to give you access to the four bolts securing the ball joint
there are ball joints on the bottom of the control arm and the upper "ball joints" are the upper strut mount attacthed to the strut holding the spring in place. the lower ball joing can be replaced removing the c clip on top and hammering out. be careful not to damage the arm. worse case you may need to remove the lower control arm and take to a machine shop to press out the old and press in the new. if you have a large vice, you may be able to do it too with some deep set sockets and the vice.
its easier to get the whole control arm and the lower one has to be pressed in. it is not and easy job if you dont have the right tools checkout rockauto.com to look at the replacement parts and to get a price on them