The 2019 DTM was the thirty-third season of premier German touring car championship, first season under "Class 1" regulations era and also twentieth season under the moniker of DTM since the series' resumption in 2000. Mercedes-AMG withdrew from the championship after the 2018 season to focus on their Formula E entry. British sports car manufacturer Aston Martin replaced Mercedes-Benz, which marked the first non-German entry in 23 years when Italian car manufacturer Alfa Romeo last entered the series under the International Touring Car Series name in 1996.[1][2] Defending champion Gary Paffett did not return to defend his title, as he moved to Formula E.
The 2019 season oversaw the championship introduce revolutionary regulations known as "Class 1", the biggest change to the sport in recent history. These regulations will be shared between the DTM and the Japanese Super GT series' GT500 class from 2020, allowing entries to compete in both championships.[3] The 2019 championship saw the running of the 500th DTM race, which was held as the second race at Lausitzring.[4]
Audi clinched the manufacturers' championship title for the seventh time, with four races to spare.[4] René Rast clinched his second DTM driver's title in the Nürburgring round.