Michigan 2021 Green Flag Speeds
| Rank | Driver | Finish | Green Flag Speed |
|---|---|---|---|
| 1 | Kyle Larson | 3 | 183.541 |
| 2 | Denny Hamlin | 5 | 183.467 |
| 3 | William Byron | 2 | 183.424 |
| 4 | Chase Elliott | 8 | 183.287 |
| 5 | Kurt Busch | 4 | 183.22 |
| 6 | Kyle Busch | 7 | 183.118 |
| 7 | Matt DiBenedetto | 6 | 183.036 |
| 8 | Ryan Blaney | 1 | 182.9 |
| 9 | Joey Logano | 33 | 182.863 |
| 10 | Austin Dillon | 36 | 182.837 |
| 11 | Alex Bowman | 16 | 182.721 |
| 12 | Christopher Bell | 13 | 182.647 |
| 13 | Brad Keselowski | 9 | 182.61 |
| 14 | Tyler Reddick | 29 | 182.507 |
| 15 | Kevin Harvick | 14 | 182.39 |
| 16 | Ricky Stenhouse Jr | 12 | 182.308 |
| 17 | Michael McDowell | 20 | 182.097 |
| 18 | Martin Truex Jr | 10 | 182.08 |
| 19 | Aric Almirola | 17 | 182.071 |
| 20 | Ryan Newman | 24 | 181.853 |
| 21 | Bubba Wallace | 19 | 181.804 |
| 22 | Chris Buescher | 15 | 181.749 |
| 23 | Ryan Preece | 21 | 181.699 |
| 24 | Chase Briscoe | 11 | 181.66 |
| 25 | Daniel Suarez | 22 | 181.444 |
| 26 | Erik Jones | 18 | 181.427 |
| 27 | Cole Custer | 23 | 180.934 |
| 28 | Ross Chastain | 35 | 180.83 |
| 29 | Anthony Alfredo | 34 | 179.859 |
| 30 | Josh Berry | 26 | 179.806 |
| 31 | Justin Haley | 25 | 179.801 |
| 32 | Cody Ware | 27 | 178.323 |
| 33 | BJ McLeod | 28 | 177.966 |
| 34 | Quin Houff | 30 | 175.926 |
| 35 | Josh Bilicki | 31 | 175.097 |
| 36 | Garrett Smithley | 32 | 173.878 |
| 37 | Joey Gase | 37 | 171.641 |
