Brad Keselowski ganó la Pole Positon para la Xfinity 500 del domingo en el MartinsvilleSpeedway (2 PM, Este por NBC/NBC Sports App, MRN y SiriusXM NASCAR Radio), la última carrera de la Ronda de los 8 de los Playoffs NASCAR Cup Series.
El piloto del Ford No. 2 de Team Penske arrancará acompañado desde la primera fila por el Toyota No. 19 de Martin Truex Jr. de Joe Gibbs Racing.
La parrilla de salida para una de las carreras estelares de la NASCAR Cup Series, fue determinada por la nueva fórmula métrica de la NASCAR que sopesa la posición final de la carrera anterior (ponderada al 50%), la clasificación en puntos de propietario del equipo (35%) y la vuelta más rápida de la carrera anterior (15%).
Parrilla de salida – (P = Playoff):
| Start | Driver | Car # | Team |
| 1 | Brad Keselowski (P) | 2 | Team Penske |
| 2 | Martin Truex Jr. (P) | 19 | Joe Gibbs Racing |
| 3 | Alex Bowman (P) | 88 | Hendrick Motorsports |
| 4 | Denny Hamlin (P) | 11 | Joe Gibbs Racing |
| 5 | Kurt Busch (P) | 1 | Chip Ganassi Racing |
| 6 | Kevin Harvick (P) | 4 | Stewart-Haas Racing |
| 7 | Joey Logano (P) | 22 | Team Penske |
| 8 | Chase Elliott (P) | 9 | Hendrick Motorsports |
| 9 | Kyle Busch | 18 | Joe Gibbs Racing |
| 10 | Ryan Blaney | 12 | Team Penske |
| 11 | Christopher Bell | 95 | Leavine Family Racing |
| 12 | Matt DiBenedetto | 21 | Wood Brothers Racing |
| 13 | William Byron | 24 | Hendrick Motorsports |
| 14 | Austin Dillon | 3 | Richard Childress Racing |
| 15 | Cole Custer | 41 | Stewart-Haas Racing |
| 16 | Clint Bowyer | 14 | Stewart-Haas Racing |
| 17 | Tyler Reddick | 8 | Richard Childress Racing |
| 18 | Ricky Stenhouse Jr. | 47 | JTG Daugherty Racing |
| 19 | Erik Jones | 20 | Joe Gibbs Racing |
| 20 | Aric Almirola | 10 | Stewart-Haas Racing |
| 21 | Ryan Newman | 6 | Roush Fenway Racing |
| 22 | Ryan Preece | 37 | JTG Daugherty Racing |
| 23 | John Hunter Nemechek | 38 | Front Row Motorsports |
| 24 | Michael McDowell | 34 | Front Row Motorsports |
| 25 | Ty Dillon | 13 | Germain Racing |
| 26 | Corey LaJoie | 32 | GoFas Racing |
| 27 | Jimmie Johnson | 48 | Hendrick Motorsports |
| 28 | Chris Buescher | 17 | Roush Fenway Racing |
| 29 | Daniel Suarez | 96 | Gaunt Brothers Racing |
| 30 | Brennan Poole | 15 | Premium Motorsports |
| 31 | Matt Kenseth | 42 | Chip Ganassi Racing |
| 32 | Bubba Wallace | 43 | Richard Petty Motorsports |
| 33 | Josh Bilicki | 7 | Tommy Baldwin Racing |
| 34 | Timmy Hill | 66 | Motorsports Business Management |
| 35 | Quin Houff | 00 | StarCom Racing |
| 36 | Garrett Smithley | 77 | Spire Motorsports |
| 37 | James Davison | 53 | Rick Ware Racing |
| 38 | JJ Yeley | 27 | Rick Ware Racing |
| 39 | Joey Gase | 51 | Petty Ware Racing |