Found these while browsing.
The first set looks like an updated Rallye wheel by Foose. They come in chrome or grey powdercoat.
Set number two is a 70s retro design by KMC. Not neccesarily from the Challenger, but I like them.

[IMG]local://upfiles/1432/64776D2D32524BB5A03563256C5A9667.jpg[/IMG]

[IMG]local://upfiles/1432/A8F83321302E4B7ABAB2961387FC30D9.jpg[/IMG]