Audi Space Frame comes full circle at Frankfurt motor show

Audi is celebrating the 20th anniversary of the ASF, or the Audi Space Frame. After all, it was at the 1993 Frankfurt motor show that Audi wowed the world with the innovative all-aluminum Audi A8 prototype. And now, 20 years later, more than 750,000 cars have been built using this technology.

The roots of the ASF project date back even earlier, to 1982, when Audi boss Ferdinand Pi

By Jay Ramey