🇺🇸 Sean Quinlan

Sean Quinlan is an entry-level professional racing in national amateur and professional multiclass championships in the United States. He races GT4-level production cars and spec machinery in IMSA Pilot Challenge and IMSA VP Racing SportsCar Challenge, both shared-driver and solo formats, and competes in NASA's multiclass sprint series, where he has driven BMW machinery in the GTS1, GTS2 and Spec E30 classes. He holds an FIA Bronze rating, the amateur grade in sportscar and endurance racing. His primary team is Stephen Cameron Racing, which fielded him for 50 starts across IMSA Pilot Challenge and VP Racing SportsCar Challenge.[1]

Over thirteen seasons from 2014 to 2026, Quinlan has taken 127 starts across the three series, with 6 wins and 15 podiums. His strongest performance came in NASA, where he accumulated 5 wins and 10 podiums from 56 starts across more than a decade, developing the consistency that defines his record. In IMSA Pilot Challenge, a multiclass endurance series, he has started 52 times since 2020 and taken 1 win and 3 podiums; in IMSA VP Racing SportsCar Challenge, a solo-driver multiclass sprint series, he has 19 starts with 2 podiums since 2023. His most recent NASCAR activity came in 2022, when he finished 74th in the championship standings. He remains active in 2026.[2]

Quinlan races against a field mixing amateurs with graded professionals. His regular opponents include Frank DePew, a Bronze-graded entry-level professional and 2023 IMSA Pilot Challenge GS champion, against whom Quinlan is closely matched; and Luca Mars, a FIA Silver professional who won the 2024 IMSA VP Racing SportsCar Challenge GSX title and the 2025 IMSA Pilot Challenge GS championship, whom Quinlan usually finishes behind. Among the strongest drivers he has ever beaten are Corey Heim, an established professional who has won three consecutive NASCAR Truck championships, and Bubba Wallace, an established professional and career NASCAR Cup Series competitor, each defeated once.