My response from DCX is below:

Dear Gregory:

Thank you for your email regarding the Dodge Challenger.

We are pleased to read of your interest in the Dodge Challenger. At this
time, DaimlerChrysler has not released any official information
regarding future production of the Challenger.

We have documented your interest in the Challenger and we encourage you
to stay in contact with us through the Dodge website
(http://www.dodge.com).