This sounds a little crazy, but if it doesn't do it when you hit a pot hole on the left side, then that would point to something different on the right side.
What they replaced would be the first line of attack, but the metal to metal sound you mention makes it sound like a bump stop might be missing. Those are rubber used to help absorb the shock from the bump.
Others will be along as the day progresses and have opinions too. Welcome to our world.