Martin Truex Jr. was able to fend off Ross Chastain down the stretch in Monday's NASCAR Cup Series Wurth 400 at Dover Motor Speedway.
Monday's race featured 19 lead changes among eight drivers, and the race was slowed by caution seven times for 46 laps. The average speed of the race was 115.505 mph, and Truex won by a margin of 0.505 seconds over Chastain.
Hendrick Motorsports driver William Byron won Stage 1 of the race and led a race-high 193 laps, while Chastain won Stage 2.
Here are the complete race results for the 2023 NASCAR Cup Series Wurth 400 at Dover Motor Speedway:
| Fin | Pos. | No. | Driver | Team | Laps | Diff | Status | Points |
| 1 | 18 | 19 | Martin Truex, Jr. | Joe Gibbs Racing | 400 | --- | Running | 49 |
| 2 | 15 | 1 | Ross Chastain | Trackhouse Racing | 400 | 0.505 | Running | 51 |
| 3 | 3 | 12 | Ryan Blaney | Team Penske | 400 | 1.343 | Running | 50 |
| 4 | 8 | 24 | William Byron | Hendrick Motorsports | 400 | 1.721 | Running | 52 |
| 5 | 13 | 11 | Denny Hamlin | Joe Gibbs Racing | 400 | 2.182 | Running | 47 |
| 6 | 2 | 20 | Christopher Bell | Joe Gibbs Racing | 400 | 3.020 | Running | 36 |
| 7 | 7 | 45 | Tyler Reddick | 23XI Racing | 400 | 3.201 | Running | 33 |
| 8 | 4 | 6 | Brad Keselowski | RFK Racing | 400 | 3.797 | Running | 36 |
| 9 | 5 | 17 | Chris Buescher | RFK Racing | 400 | 4.173 | Running | 37 |
| 10 | 14 | 48 | Josh Berry | Hendrick Motorsports | 400 | 7.447 | Running | 0 |
| 11 | 10 | 9 | Chase Elliott | Hendrick Motorsports | 400 | 7.710 | Running | 28 |
| 12 | 28 | 23 | Bubba Wallace | 23XI Racing | 400 | 13.489 | Running | 25 |
| 13 | 24 | 54 | Ty Gibbs | Joe Gibbs Racing | 399 | 1 lap | Running | 29 |
| 14 | 27 | 7 | Corey LaJoie | Spire Motorsports | 399 | 1 lap | Running | 23 |
| 15 | 9 | 47 | Ricky Stenhouse, Jr. | JTG Daugherty Racing | 399 | 1 lap | Running | 23 |
| 16 | 11 | 43 | Erik Jones | LEGACY MOTOR CLUB | 399 | 1 lap | Running | 21 |
| 17 | 30 | 41 | Ryan Preece | Stewart-Haas Racing | 399 | 1 lap | Running | 20 |
| 18 | 29 | 16 | AJ Allmendinger | Kaulig Racing | 399 | 1 lap | Running | 19 |
| 19 | 12 | 4 | Kevin Harvick | Stewart-Haas Racing | 399 | 1 lap | Running | 21 |
| 20 | 31 | 21 | Harrison Burton | Wood Brothers Racing | 398 | 2 laps | Running | 17 |
| 21 | 1 | 8 | Kyle Busch | Richard Childress Racing | 397 | 3 laps | Running | 16 |
| 22 | 32 | 34 | Michael McDowell | Front Row Motorsports | 397 | 3 laps | Running | 15 |
| 23 | 25 | 31 | Justin Haley | Kaulig Racing | 397 | 3 laps | Running | 14 |
| 24 | 20 | 10 | Aric Almirola | Stewart-Haas Racing | 397 | 3 laps | Running | 13 |
| 25 | 35 | 38 | Todd Gilliland | Front Row Motorsports | 396 | 4 laps | Running | 12 |
| 26 | 21 | 2 | Austin Cindric | Team Penske | 396 | 4 laps | Running | 11 |
| 27 | 36 | 3 | Austin Dillon | Richard Childress Racing | 395 | 5 laps | Running | 10 |
| 28 | 22 | 51 | JJ Yeley | Rick Ware Racing | 393 | 7 laps | Running | 9 |
| 29 | 23 | 78 | BJ McLeod | Live Fast Motorsports | 381 | 19 laps | Running | 8 |
| 30 | 6 | 14 | Chase Briscoe | Stewart-Haas Racing | 378 | 22 laps | Running | 7 |
| 31 | 26 | 22 | Joey Logano | Team Penske | 375 | 25 laps | Accident | 6 |
| 32 | 19 | 5 | Kyle Larson | Hendrick Motorsports | 359 | 41 laps | Running | 5 |
| 33 | 34 | 15 | Brennan Poole | Rick Ware Racing | 79 | 321 laps | Accident | 0 |
| 34 | 33 | 42 | Noah Gragson | LEGACY MOTOR CLUB | 43 | 357 laps | DVP | 3 |
| 35 | 16 | 99 | Daniel Suarez | Trackhouse Racing | 35 | 365 laps | Accident | 2 |
| 36 | 17 | 77 | Ty Dillon | Spire Motorsports | 34 | 366 laps | Accident | 1 |
Photo Credit: Lesley Ann Miller, LAT Images, Courtesy of Toyota Racing
