Porsche put prototypes such as this 1970 T through 8,000 kilometers of testing over these roads at Weissach. Test drivers ran 24 hours a day until they reached the distance requirement. Porsche Archiv
Testing of the 918 Spyder technology in a Rolling Chassis
Lohner-Porsche Semper Vivus
911 Turbo S
The new Porsche museum (November 2008)
911 Carrera 4S
New in the control panel is the large sports button as standard as well as the PDCC lettering if Porsche Dynamic Chassis Control is ordered
