We would have told you to bleed the brakes if you had to during this procedure. If you haven't flushed the brakes in the last 5 years, then yes bleed all your brakes.
Not needed to bleed the brakes if you just swap the ball
Thanks a bunch. I'll order from Kirbans Monday. They sell what looks like the same one that Kirbans sells on eBay but there is no real price savings. I appreciate the help and will let you know how it goes.