Also, if you just want the body, the D600 is available for $1679 here at Adorama (reg. $2096.95).
These are new (not refurbished) units. No word on how long these deals will last.
Note that you have to use the above links to see the deal price. Otherwise, it’s $2296.95 for the kit and $1896.95 for the body if you look it up on the site.