2009 Mercedes-Benz SL63 AMG F1 Safety Car

- Daimler invented the honeycomb radiator of the type still used on all water-cooled vehicles today
- Daimler invented the float carburetor which was used until replaced by fuel injection
- The "drop chassis"—the car originally designated the "Mercedes" by Daimler was also the first car with a modern configuration, having the carriage lowered and set between the front and rear wheels, with a front engine and powered rear wheels. All earlier cars were "horseless carriages", which had high centres of gravity and various engine/drive-train configurations
- The first passenger road car to have brakes on all four wheels (1924)