Iowa: #23: Bubba Wallace, 23XI Racing, McDonald's Toyota Camry #11: Denny Hamlin, Joe Gibbs Racing, Interstate Batteries Toyota Camry #38: Todd Gilliland, Front Row Motorsports, Ruedebusch Ford Mustang #21: Harrison Burton, Wood Brothers Racing, Menards / MasterForce Tools Ford Mustang #6: Brad Keselowski, RFK Racing, King's Hawaiian - Casey's Ford Mustang
#23: Bubba Wallace, 23XI Racing, McDonald's Toyota Camry #11: Denny Hamlin, Joe Gibbs Racing, Interstate Batteries Toyota Camry #38: Todd Gilliland, Front Row Motorsports, Ruedebusch Ford Mustang #21: Harrison Burton, Wood Brothers Racing, Menards / MasterForce Tools Ford Mustang #6: Brad Keselowski, RFK Racing, King's Hawaiian - Casey's Ford Mustang