Affalterbach/Adenau. With an officially measured and notarially certified time of 7:25:41, the new Mercedes-AMG GT 63 S 4MATIC+ (fuel consumption combined: 11.3 l/100 km, CO2 emissions combined: 257 g/km) is the world's fastest series production four-seater on the legendary North Loop of the Nürburgring. Sat at the wheel of the fully equipped standard eight-cylinder model was AMG Development Engineer Demian Schaffert. The former racing driver was involved in developing the high level of driving dynamics of the four-door coupé and was able to demonstrate the performance of the powerful 470 kW/639 hp sports car to impressive effect with his record lap. The Nürburging-"Nordschleife" (North Loop) is regarded as the world's toughest race track. Therefore a record lap is the ultimate test of a sports car. The AMG GT 63 S 4MATIC+ offers the best conditions for this: Its standard equipment includes driving dynamics highlights such as fully variable AMG Performance 4MAT