Again just an opinion and some write-ups I've found:

2005 Chrysler Crossfire SRT-6 - Overview - CarGurus

Chrysler Crossfire History | eHow.com

Chrysler Crossfire Custom Wheels

2005 Chrysler Crossfire

2004 Chrysler Crossfire review ? coupe road test

Qoute from Larry Achram, Chrysler Group vice president of Advance Vehicle Engineering:

"As a general rule, most of what you can see and touch (roughly 60 percent of the total content) is American Chrysler. The other 40 percent, most of what makes it go, stop and turn, is German Mercedes-Benz"