Spyder No. 7: Timo Bernhard, Romain Dumas (with Emmanuel Collard for endurance events) Grand-Am Rolex Sports Car Series On December 4, 2008, Roger Penske announced that the Team Penske officially shut down its participation in the American Le Mans Series and thus defected to ALMS's rival Grand-Am Rolex Sports Car Series for the full 2009 season. The team utilized a Porsche-powered Riley with Timo Bernhard and Romain Dumas as their official drivers. However, in late 2009, Roger Penske announced that the team would shut down its Grand-Am Rolex Sports Car Series operations and be turned into the new No. 12 Verizon sponsored IndyCar for Will Power to run full-time in 2010. IMSA In 2017, it was announced that Penske Racing would make a comeback to sportscar racing in IMSA's WeatherTech SportsCar Championship for the 2018 season. They will run 2 Acura ARX-05 DPis in the prototype (P) class. They ran the last race of 2017, the Petit Le Mans using the Oreca 07 LMP2 that the Acura DPi is based on, placing third. For the 2023 season, the team was the only one that fielded the Porsche 963 at the 2023 24 Hours of Daytona. With the No. 6 Porsche retiring due to a gearbox issue and No. 7 finishing in 7th place. 2018 line-up: No. 6 Acura ARX-05: Juan Pablo Montoya, Dane Cameron (full season), Simon Pagenaud (endurance) No. 7 Acura ARX-05: Hélio Castroneves, Ricky Taylor (full season), Graham Rahal (endurance) 2019-2020 line-up: No. 6 Acura ARX-05: Juan Pablo Montoya, Dane Cameron, Simon Pagenaud No. 7 Acura ARX-05: Hélio Castroneves, Ricky Taylor, Alexander Rossi Formula One Penske entered the Formula One World Championship from 1974 to 1976. Although the cars were built at the British base in Poole, the team held an American licence. In 1971, Penske had sponsored the second McLaren entry in the 1971 Canadian and US GP, entering Mark Donohue, who took the car to a podium finish. The team returned three years later, in the 1974 Canadian GP, with their chassis, the PC1, a standard tub built around a Cosworth DFV engine and a Hewland gearbox. Donohue took the car to 12th place on its debut. In 1975, Roger Penske mounted a full season attack with the PC1, Donohue managing to score a fifth place in the Swedish GP. However, the car was retired after the French GP and Penske entered a March 751 for