2019 12 Hours of Sebring

31 crew of Eric Curran, Felipe Nasr and Pipo Derani, who won the 12 Hour race for a third time in the previous four editions.

[9] In LMP2, Sebastián Saavedra, Pastor Maldonado, Ryan Cullen, and Roberto González led the Drivers' Championship with 35 points.

[9] The GTLM Drivers' Championship was led by Connor De Phillippi, Philipp Eng, Colton Herta, and Augusto Farfus with 35 points, 3 ahead of James Calado, Alessandro Pier Guidi, Miguel Molina, and Davide Rigon in second position.

[9] With 35 points, Mirko Bortolotti, Rik Breukers, Rolf Ineichen, and Christian Engelhart led the GTD Drivers' Championship.

Following the retirement of Christian Fittipaldi, Le Mans winner Brendon Hartley joined the Action Express Racing team in the No.

10 Cadillac, after Toyota Gazoo Racing drivers Kamui Kobayashi and Fernando Alonso were barred from taking part in IMSA's event.

In the GT Daytona class, Black Swan Racing, who had confirmed a full endurance-event program for the 2019 IMSA Season, had withdrawn as a result of team owner and driver Tim Pappas sustaining injuries from February's Bathurst 12 Hour event.

[10] Due to the World Endurance Championship event taking place on Friday, the first few practice sessions for the 12 Hours of Sebring were held on Thursday.

In GT Le Mans, Porsche and Ford were at the top of the leaderboard, with Laurens Vanthoor setting the quickest time for the No.

[11] In free practice two, after a low-risk session from Mazda Team Joest, Olivier Pla would give them the fastest time of the weekend so far in the #55 car, a 1:46.834.

[16] Cassels and Masson's victory allowed them to take the lead of the LMP2 Drivers' Championship while the absent Saavedra, Maldonado, Cullen, and González dropped to fourth.

[16] The final results of GTLM kept Eng atop the Drivers' Championship with 63 points while De Phillippi and Herta dropped to third.