Originally Posted by snuvet75

You might have to sand the disks. Use 600 followed by 800 or higher sandpapers. Make sure to put a drop of silicon grease on each 4 corners of disks when you install it back. And when you clean the balls and disks before the service, get a small bowl, put some bearing cleaner or denatured alcohol, dip them, gentle agitation, let them sit for a few minutes, take'em out on clean paper towel, another shot of spray and then service and re installation.