Officials from the DTM and Japan's Super GT series have set a new provisional deadline for the creation and presentation of the unifying 'Class One' regulations.The jointly-developed regulations had initially been penciled in for introduction ahead of the two series' 2017 seasons, but a fifth meeting of the collaborative steering...

Audi, BMW and Mercedes' DTM chiefs are open to the series returning to a 10-weekend schedule in 2015, but are not convinced it is viable or necessary.The series dropped from 10 events to nine in 2015, as it reverted to twin-race weekends in what became an 18-race season. DTM chairman...

The DTM has decided against changing its 2015 calendar, electing not to move its Nurburgring race to the former German Grand Prix Formula 1 date in July.Series officials explored changes to utilise the July 17-19 weekend, vacant after Hockenheim could not agree to terms with Formula One Management to host...

The DTM has significantly revamped its use of DRS for the 2015 season, as part of a push to increase overtaking in the series.In 2014, the second year of DRS in the DTM, drivers could use the system once after crossing the start-finish line within two seconds of the car...

The DTM has revealed full details of its new two-race format for 2015, with pit stops being optional during the Saturday races.The reintroduction of a double-header format was announced late last year, forming a nine-event, 18-race calendar.From the season opener at Hockenheim on May 1-3, each race will have its...

The DTM will drop option tires from its sporting regulations for 2015.It was announced during the Hockenheim weekend that just a single compound tire will be used next season, spelling an end to the DTM's option tire era.The decision comes as part of what will likely be a wider ranging...

The DTM will switch to smaller turbocharged engines in 2017 as part of its joint technical agreement with Japan's Super GT series.The two championships have shared common chassis and aerodynamic regulations since the start of this year. In 2017 the joint agreement will be extended to include engines through the...

The DTM has dropped its Chinese round from this year's calendar, replacing it with a race at Zandvoort on the same late-September date.The German series was set to return to China for the first time since holding its 2010 finale on the streets of Shanghai, with a new street circuit...

Mercedes will be given the chance to improve its car performance in the DTM with a day of testing during the season. The German manufacturer has struggled to match the pace of rivals Audi and BMW this year, despite having taken a win in wet conditions at Hockenheim last month....

At the Rolex 24 At Daytona, the season kickoff of the TUDOR United SportsCar Championship, the steering committee of DTM (LEFT), Super GT (BELOW) and IMSA held its second collaborative meeting. The first meeting was held July 2013 at the Norisring DTM round and included the same representatives. In this...