• 20 - 31 May 1927
  • At the International Motor Show for Trucks and Special-Purpose Vehicles in Cologne, Daimler-Benz unveils its new range of commercial vehicles, series production of which has meanwhile commenced. The diesel variant of the L 5 5-tonne truck fitted with the six-cylinder OM 5 engine has its premiere and is soon to become the world's first diesel truck from large-scale production. The development of the OM 5 engine had been given the green light following the decision by the Daimler-Benz community of interest to pursue the pre-chamber principle developed by Benz. A compressor-free diesel injection system using the injection pump produced by Bosch provides the only route to cost-effective large-scale production of high-speed vehicle diesel engines.
  • May 1927
  • To repay its bank debts Daimler-Benz AG floats a 6 % bond loan for 20 million Reichsmarks (RM) and increases its share capital by RM 14 million to RM 50.4 million.
  • 19 June 1927
  • The first outing for the Mercedes-Benz S in the inaugural race on the Nürburgring ends in a 1-2-3 victory, with Rudolf Caracciola taking the win. The S (for "Sport"), developed on the basis of the K model, is powered by a 6.8-litre engine developing output of 120 hp / 88 kW without supercharger and 180 hp / 132 kW with supercharger.
  • 17 July 1927
  • In the German Grand Prix for Sports Cars on the Nürburgring, Otto Merz, Christian Werner and Willy Walb sweep the first three places in Mercedes-Benz S racing sports cars.
  • 13/14 August 1927
  • In the national race on the Klausen Pass, Adolf Rosenberger drives a Mercedes Grand Prix racing car to a new Klausen record. Mercedes-Benz completes a clean sweep of the first five places in the touring car class over five litres: Rudolf Caracciola takes the win, with female racing driver Ernes Merck finishing in second place. In the international race, Caracciola sets a new Klausen track record for sports cars. Three S racers and a K model fill the top four places in the sports car class.