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.

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.

TWG Global and General Motors will officially join the Formula One World Championship in 2026 thanks to the newly approved Cadillac F1 team.

Formula One will expand to 11 teams with the addition of the Cadillac team in 2026. It's the first time General Motors will compete in the Formula One World Championship.

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

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.