Darlington #2 2021 Speed By Segment
| Rank | Driver | Finish | Q1 | Q2 | Q3 | Q4 | Total |
|---|---|---|---|---|---|---|---|
| 1 | Joey Logano | 1 | 2.866 | 1.958 | 1.33 | 1.727 | 1.97 |
| 2 | Tyler Reddick | 2 | 1.587 | 1.486 | 0.736 | 2.593 | 1.601 |
| 3 | William Byron | 13 | 1.741 | 1.41 | 1.264 | 1.648 | 1.516 |
| 4 | Martin Truex Jr | 24 | 2.228 | 1.691 | 0.989 | 0.855 | 1.441 |
| 5 | Christopher Bell | 6 | 2.334 | 1.265 | 0.939 | 0.537 | 1.269 |
| 6 | Erik Jones | 25 | 1.424 | 1.15 | 1.067 | -0.551 | 0.773 |
| 7 | Ryan Blaney | 17 | 1.187 | 0.812 | 0.905 | -0.054 | 0.713 |
| 8 | Chase Elliott | 5 | -0.321 | 0.609 | 1.165 | 1.088 | 0.635 |
| 9 | Daniel Su?rez | 10 | 0.44 | 0.882 | 0.925 | 0.073 | 0.58 |
| 10 | Bubba Wallace | 27 | 1.509 | 1.143 | -0.175 | -0.597 | 0.47 |
| 11 | Kevin Harvick | 4 | 0.058 | 0.409 | 0.596 | 0.487 | 0.388 |
| 12 | Kurt Busch | 28 | -0.003 | 0.453 | 0.727 | -0.213 | 0.241 |
| 13 | Denny Hamlin | 21 | 0.843 | 1.538 | 1.312 | -3.274 | 0.105 |
| 14 | Aric Almirola | 11 | 0.169 | 0.118 | 0.726 | -0.868 | 0.036 |
| 15 | Ricky Stenhouse Jr | 8 | -1.549 | -0.558 | 0.223 | 1.294 | -0.148 |
| 16 | Michael McDowell | 7 | -0.38 | -0.299 | -0.451 | 0.155 | -0.244 |
| 17 | Austin Cindric | 18 | 0.937 | 0.323 | -0.638 | -2.159 | -0.384 |
| 18 | Justin Haley | 3 | -1.087 | -1.004 | -0.99 | 1.008 | -0.518 |
| 19 | Alex Bowman | 29 | 0.228 | -0.907 | -1.184 | -0.222 | -0.521 |
| 20 | Austin Dillon | 9 | 0.013 | -1.54 | -1.049 | 0.035 | -0.635 |
| 21 | Ty Dillon | 12 | -0.722 | -0.255 | -1.427 | -0.58 | -0.746 |
| 22 | Chase Briscoe | 20 | -0.574 | -0.924 | -0.281 | -1.924 | -0.926 |
| 23 | Cole Custer | 26 | -1.369 | -1.239 | -2.452 | 1.12 | -0.985 |
| 24 | Harrison Burton | 14 | -2.182 | -1.122 | -0.453 | -1.069 | -1.207 |
| 25 | Chris Buescher | 16 | -0.611 | -1.701 | -2.684 | -0.775 | -1.443 |
| 26 | Todd Gilliland | 15 | -2.43 | -1.483 | -2.338 | -1.01 | -1.815 |
| 27 | Landon Cassill | 22 | -2.727 | -1.688 | -3.522 | -1.953 | -2.473 |
| 28 | Cody Ware | 19 | -3.169 | -2.647 | -3.033 | -2.547 | -2.849 |
| 29 | JJ Yeley | 23 | -2.608 | -3.685 | -3.963 | -3.79 | -3.512 |
| 30 | Ross Chastain | 30 | 2.564 | 1.978 | 1.209 | ||
| 31 | Daniel Hemric | 31 | -1.831 | -1.108 | -5.316 | ||
| 32 | BJ McLeod | -3.802 | -5.234 | -8.565 | |||
| 33 | Kyle Busch | 33 | 2.551 | 1.183 | 0.83 | ||
| 34 | Brad Keselowski | 34 | -2.024 | -0.987 | 0.061 | ||
| 35 | Corey Lajoie | 35 | -2.012 | -1.716 | -0.434 | ||
| 36 | Kyle Larson | 36 | 2.079 | 1.372 |
