Mercedes-Benz W 125 12-cylinder record car.

Driving this completely newly developed record car in January 1938, Rudolf Caracciola recorded the highest speed ever attained on a public road to this day. On the motorway between Frankfurt and Darmstadt, he reached a record speed of 268.9 mph – the average of two attempts over one kilometre each.

  • Cylinders V12
  • Displacement 340 cu in
  • Output 736 PS (541 kW)
  • at engine speed 5800/min
  • Top speed 268.9 mph