Mercedes-Benz engineers continue the testing phase of the future SL-Klasse, expected to be officially revealed by the end of 2012 or in 2013. Photographers caught 2 R 231 prototypes in Scandinavia, accompanied by the current SL R 230. Among the photos captured there is one that reveals for the first time parts of the dashboard of the new SL-Klasse.
More photos after the jump!