Our front A-arm bearings and seal kit replaces oem worn out bearins and rubber bushings and gives your ATV greater suspension performance. Quad A-arm kit coms with all necessary bearings, seals, shafts, and all other necessary components Kit comes with lower or upper tie rod end. The a-arm bearings need to be replaced if they are making any kind of noise,Replacing the a-arm bushings and seals can be quite difficult if you don�t know what you�re doing. First you need to locate the bolts that hold the a-arm in place and remove them. This will allow you to take the control arm out of the bracket and allow you to see a seal. Move this seal and you will see the retainer ring and the a-arm bushings. Swap out the old bushings and seals with the new ones and you are done!