07-08 Chrysler Avenger Sebring AM FM CD DVD Navigation Radio Aux P05064401AK RER
It looked like it was new and it worked.
I tried the hard drive thing, but that wasn't it.. So I started getting scared, there are some on e-bay that look a little sketchy, and its $1700 for a new one from the dealer.. Then I googled the actual real part # and I was so happy.
The post office dropped the ball a bit, but it got here before going on a road trip, and that is all that mattered.