Overall, for myself it was a very satisfactory season. It's disappointing not to win the championship, but if you win four races out of 10 then you've got to be pleased, whatever else happens.
It was my first year back in a new car, with my engineer coming back to Mercedes as well - the last time we worked together was 2005, so for both of us to return as former champions, the pressure was on. We tried to do the best job we could from the start, and we put pressure on ourselves to be the first Mercedes.
On his rise through the ranks before reaching Formula 1, Lewis Hamilton was usually a cut above the rest. But he never truly asserted himself over a Mercedes-backed fellow Briton who traded single-seaters for touring cars and is now seeking new opportunities after a year largely spent on the sidelines
OPINION: The scenes at the Norisring as Mercedes used blatant team orders to secure the first DTM title of the new GT3 era totally undermined the credibility of the championship. But as well as overshadowing the season, it also presents uncomfortable questions to series bosses about the direction it is headed in
Having learned the ropes in GT3 alongside Rene Rast, Kelvin van der Linde is in line to take up the three-time champion's baton as Audi's new DTM king. From humble origins in South Africa, it's been a remarkable journey so far for the current series leader, but he knows that the 2021 title is a long way from settled just yet
Switching to GT3 regulations marked a fresh start for the DTM in 2021, but it has also drawn a line in the sand against other series using similar cars by engaging AVL Racing to develop a bespoke Balance of Performance system. Here’s how it works
OPINION: Facing collapse last year, the DTM has shifted its philosophy from a championship for silhouette-based touring cars to GT machines not too dissimilar to those racing across multiple series worldwide. But despite some initial BoP-based teething troubles, there were some pleasant findings as the 'new DTM' got underway at Monza
The DTM moves into its bold new GT3 era with welcome support from Red Bull, which enters two AF Corse-run Ferraris. That includes one for ex-F1 driver Alex Albon, who’s determined to make a success of his GT switch - but he knows it won't be easy...
It's taken him a while to emerge as a consistent title challenger, but in the final year of DTM's Class One rule set, Nico Muller has smoothed the rough edges and has double champion stablemate Rene Rast working harder than ever to keep up in the title race
Opel's fortunes in the DTM had taken a turn for the worst by 2003 - hardly the pedigree that suggested it could take on the toughest 24-hour race of them all. But that's exactly what it did