40 years, 40 figures, 40 images: fascinating facts and tales about Audi’s quattro technology

3 times in a row, the Audi R18 e-tron quattro won the Le Mans 24-hour race between 2012 and 2014. A V6 TDI drove the rear wheels, while a flywheel accumulator supplied recuperated energy to two electric motors on the front axle. As a result, the race car was able to utilize this temporary quattro drive system during acceleration.