Austin: #91: Kimi Raikkonen, Trackhouse Racing, Onx Homes / iLOQ Chevrolet Camaro, #19: Martin Truex, Jr, Joe Gibbs Racing, Bass Pro Shops Toyota Camry, #4: Kevin Harvick, Stewart-Haas Racing, Mobil 1 Ford Mustang, #3: Austin Dillon, Richard Childress Racing, Get Bioethanol Chevrolet Camaro, #34: Michael McDowell, Front Row Motorsports, Love's Travel Stops Ford Mustang, #51: Cody Ware, Rick Ware Racing, PublicSq. Ford Mustang, #10: Aric Almirola, Stewart-Haas Racing, Smithfield Ford Mustang, #12: Ryan Blaney, Team Penske, Menards/Knauf Ford Mustang, #17: Chris Buescher, RFK Racing, Fifth Third Bank Ford Mustang, #6: Brad Keselowski, RFK Racing, Wyndham Rewards Ford Mustang, #15: Jenson Button, Rick Ware Racing, Mobil 1 Ford Mustang