USA TODAY US Edition

Mercedes streamline­s its concept car,

IAA switches from ‘design mode’ to ‘aerodynami­c mode’

- Chris Woodyard and Kim Hjelmgaard USA TODAY

For sheer beauty, there’s no beating MercedesBe­nz’s Concept IAA.

The goal was to create the most stunning and aerodynami­c car possible. The four-door coupe was thus given a super-low coefficien­t of drag — and made even more slick by a trick up its fender.

The trick is at about 50 miles per hour, it converts from its “design mode,” which is basically looking its best, to “aerodynami­c mode,” in which it becomes as windswept as possible.

To do it, the rear extends, adding to the car’s length to improve airflow. Flaps extend around the front bumper. There are active rims in the wheels to change their look and a louver in the front bumper moves to the rear.

“Concept IAA applies intelligen­t innovation­s to resolve the conflictin­g aims of functional­ity and aesthetics and shows that we still have plenty of ideas on how to achieve further improvemen­ts in efficiency,” Thomas Weber, head of research on the Daimler Board of Management, said in a statement.

Daimler chairman and Mercedes chief Dieter Zetsche said at the Frankfurt Motor Show that the “Concept IAA” only took 10 months to develop — down from 18 months, typically — because “digitizati­on” was “speeding up the entire value chain.”

During his presentati­on Tuesday in a cavernous exhibition hall fitted out in muted gray and black tones, he said that rapid advances in technology were even allowing carmakers to surpass Moore’s Law — the observatio­n that computing power doubles approximat­ely every two years.

Zetsche’s address was preceded by a rousing performanc­e from a DJ, saxophone player and dancers.

In a sign of Mercedes’ heavyweigh­t status here, the press conference lasted 45 minutes. Others at the show lasted about 15 minutes.

Remarking on Mercedes’ new range of Cabriolet convertibl­es, Zetsche said: “The last time we had a convertibl­e like this, I was still at university.”

 ?? KRISZTIAN BOCSI, BLOOMBERG ??
KRISZTIAN BOCSI, BLOOMBERG
 ?? JENS MEYER, AP ?? The concept car took 10 months to develop, down from the typical 18 months, the chief of Mercedes said.
JENS MEYER, AP The concept car took 10 months to develop, down from the typical 18 months, the chief of Mercedes said.
 ?? DANIEL ROLAND, AFP/GETTY IMAGES ?? Mercedes’ Concept IAA aims to provide the best in functional­ity and aesthetics.
DANIEL ROLAND, AFP/GETTY IMAGES Mercedes’ Concept IAA aims to provide the best in functional­ity and aesthetics.

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