These bushings were easy to install on the left and right side, the bushing in the middle kept popping out. It wasn't easy to get the middle jack to stop and I had to press it many times. What I did to remove the old rubber grommets in the middle and left of the post was cut the rubber off one end and pound it out with a large** socket and a hammer. The D-clamp socket was easy to install and remove with no need for explanation. After installation, my bump was gone when driving on rough roads/rough roads or braking hard. The car drives instantly rather than having an apparent "lag" due to the removed bushings. When rolling hard and fast, body roll was less. Excellent bushings, only the middle one is difficult to put on.