I had emailed Hasselblad about this a few months ago. They said that they 503CW in chrome will continue in production, though they other bodies were being discontinued. They wanted to keep one "legacy" body in production they said. It could all be marketing crap as well, I don't fully believe email response from companies
Build a man a fire and he will be warm for hours.
Set a man on fire and he will be warm for the rest of his life.