NASCAR Cup 2018 Chicagoland
| Cla | # | Piloto | Fabricante | Tempo | Diferença | Mph | |
|---|---|---|---|---|---|---|---|
| 1 | 21 | Paul Menard | Ford | 29.998 | 180.012 | ||
| 2 | 12 | Ryan Blaney | Ford | 30.020 | 0.022 | 179.880 | |
| 3 | 9 | Chase Elliott | Chevrolet | 30.042 | 0.044 | 179.748 | |
| 4 | 11 | Denny Hamlin | Toyota | 30.044 | 0.046 | 179.736 | |
| 5 | 41 | Kurt Busch | Ford | 30.076 | 0.078 | 179.545 | |
| 6 | 14 | Clint Bowyer | Ford | 30.085 | 0.087 | 179.491 | |
| 7 | 10 | Aric Almirola | Ford | 30.124 | 0.126 | 179.259 | |
| 8 | 2 | Brad Keselowski | Ford | 30.152 | 0.154 | 179.093 | |
| 9 | 24 | William Byron | Chevrolet | 30.158 | 0.160 | 179.057 | |
| 10 | 20 | Erik Jones | Toyota | 30.197 | 0.199 | 178.826 | |
| 11 | 19 |  Daniel Suarez | Toyota | 30.627 | 0.629 | 176.315 | |
| 12 | 78 | Martin Truex Jr. | Toyota | 30.918 | 0.920 | 174.656 | |
| 13 | 4 | Kevin Harvick | Ford | 30.208 | 0.210 | 178.761 | |
| 14 | 22 | Joey Logano | Ford | 30.213 | 0.215 | 178.731 | |
| 15 | 1 | Jamie McMurray | Chevrolet | 30.254 | 0.256 | 178.489 | |
| 16 | 3 | Austin Dillon | Chevrolet | 30.329 | 0.331 | 178.047 | |
| 17 | 88 | Alex Bowman | Chevrolet | 30.379 | 0.381 | 177.754 | |
| 18 | 18 | Kyle Busch | Toyota | 30.391 | 0.393 | 177.684 | |
| 19 | 31 | Ryan Newman | Chevrolet | 30.459 | 0.461 | 177.288 | |
| 20 | 42 | Kyle Larson | Chevrolet | 30.470 | 0.472 | 177.223 | |
| 21 | 47 | A.J. Allmendinger | Chevrolet | 30.498 | 0.500 | 177.061 | |
| 22 | 48 | Jimmie Johnson | Chevrolet | 30.510 | 0.512 | 176.991 | |
| 23 | 37 | Chris Buescher | Chevrolet | 30.597 | 0.599 | 176.488 | |
| 24 | 17 | Ricky Stenhouse Jr. | Ford | 30.617 | 0.619 | 176.373 | |
| 25 | 6 | Trevor Bayne | Ford | 30.585 | 0.587 | 176.557 | |
| 26 | 43 | Darrell Wallace Jr. | Chevrolet | 30.616 | 0.618 | 176.378 | |
| 27 | 38 | David Ragan | Ford | 30.701 | 0.703 | 175.890 | |
| 28 | 95 | Kasey Kahne | Chevrolet | 30.712 | 0.714 | 175.827 | |
| 29 | 13 | Ty Dillon | Chevrolet | 30.775 | 0.777 | 175.467 | |
| 30 | 34 | Michael McDowell | Ford | 30.980 | 0.982 | 174.306 | |
| 31 | 15 | Ross Chastain | Chevrolet | 31.019 | 1.021 | 174.087 | |
| 32 | 32 | Matt DiBenedetto | Ford | 31.031 | 1.033 | 174.020 | |
| 33 | 23 | Gray Gaulding | Toyota | 31.052 | 1.054 | 173.902 | |
| 34 | 99 | Kyle Weatherman | Chevrolet | 31.627 | 1.629 | 170.740 | |
| 35 | 00 | Landon Cassill | Chevrolet | 31.688 | 1.690 | 170.412 | |
| 36 | 72 | Corey Lajoie | Chevrolet | 31.916 | 1.918 | 169.194 | |
| 37 | 51 | BJ McLeod | Ford | 31.934 | 1.936 | 169.099 | |
| 38 | 07 | Reed Sorenson | Chevrolet | 32.053 | 2.055 | 168.471 | |
| 39 | 66 | Timmy Hill | Toyota | 32.226 | 2.228 | 167.567 |