Originally Posted by MDivPower
i took a look at the technical regulations for dtm races on their official website, they all use the same gearbox, diff, tyres, brakes, ECUs. On the other side, the engines are limited to 4L, with 90 degrees bank, and a max of 4 valves per cylinder. I thought that every car maker uses his own developed parts.
They now share 50 components. The carbon monocoque that the cars are built around was co-developed by benz, audi, and bmw. Very much a spec racing series.