However, according to Mario Andretti, another team could join the grid – which would see F1 expand further to twelve teams. General Motors/Cadillac create the blueprint for how teams can enter F1 Prior to GM/Cadillac’s entry bid being accepted,

Formula One could expand to 12 teams now that General Motors' brand Cadillac has been accepted as the 11th from 2026, according to FIA president Mohammed Ben Sulayem. Formula One has always had provision for 12 in the rules but there was strong opposition from commercial rights holder Liberty Media and existing teams to going beyond 10 before a deal was reached.

Nearly a month after Michael Andretti stepped down from his leadership role with Andretti Global and nearly a year after his bid to join the Formula One grid as a team owner, Formula One is approving a big by General Motors to join the racing series.

Formula 1 could expand to 12 teams now that Cadillac has been accepted as the 11th from 2026, says FIA president Mohammed Ben Sulayem.

General Motors and Cadillac face a “monumental task” to get ready to compete in Formula One for 2026, even if they could in theory get a head start on some design work, leading series figures said. The announcement last week General Motors’ Cadillac brand will be joining the grid as the 11th team from 2026 has been broadly greeted by drivers.