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2023 Grant Park 220 practice 1 results

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NASCAR Cup Series race number 18 of 36
Sunday, July 2, 2023 at Chicago Street Course, Chicago, IL
78 laps on a 2.140 mile street course (166.920 miles)

Time of race: 2:50:48
Average speed: 60.281 mph
Pole speed: 89.557 mph
Cautions: 9 for 21 laps
Margin of victory: 1.259 sec
Attendance: n/a
Lead changes: 7
Green flag passes: 1,201 (21.1 per green flag lap)
(Source: NASCAR loop data)

Glossary    2023 NASCAR Cup Series results   /   2023 standings

Practice 1 results for this race:
RankDriverNbrCarTimeDiffSpeed# LapsBest Lap
1Shane Van Gisbergen91Chevrolet1:29.419     88.572   2120
2Denny Hamlin11Toyota1:29.732   0.313   88.263   2423
3Jenson Button15Ford1:29.734   0.315   88.261   2116
4Martin Truex Jr19Toyota1:29.845   0.426   88.152   1919
5Christopher Bell20Toyota1:30.067   0.648   87.934   2018
6Kyle Larson5Chevrolet1:30.181   0.762   87.823   1815
7Corey LaJoie7Chevrolet1:30.457   1.038   87.555   2119
8Tyler Reddick45Toyota1:30.548   1.129   87.467   2414
9Ty Gibbs54Toyota1:30.563   1.144   87.453   1514
10Brad Keselowski6Ford1:30.682   1.263   87.338   1816
11Daniel Suarez99Chevrolet1:30.726   1.307   87.296   1918
12Noah Gragson42Chevrolet1:30.746   1.327   87.277   1111
13A.J. Allmendinger16Chevrolet1:30.838   1.419   87.188   1815
14William Byron24Chevrolet1:30.864   1.445   87.163   1815
15Michael McDowell34Ford1:30.866   1.447   87.161   1916
16Ryan Blaney12Ford1:30.884   1.465   87.144   2018
17Austin Dillon3Chevrolet1:30.944   1.525   87.087   2221
18Chris Buescher17Ford1:30.984   1.565   87.048   2322
19Kyle Busch8Chevrolet1:31.074   1.655   86.962   2121
20Chase Elliott9Chevrolet1:31.102   1.683   86.936   1917
21Todd Gilliland38Ford1:31.148   1.729   86.892   1411
22Chase Briscoe14Ford1:31.169   1.750   86.872   2016
23Joey Logano22Ford1:31.174   1.755   86.867   2421
24Ryan Preece41Ford1:31.224   1.805   86.819   2020
25Bubba Wallace23Toyota1:31.258   1.839   86.787   2220
26Justin Haley31Chevrolet1:31.416   1.997   86.637   1914
27Alex Bowman48Chevrolet1:31.416   1.997   86.637   2320
28Erik Jones43Chevrolet1:31.617   2.198   86.447   1514
29Aric Almirola10Ford1:31.740   2.321   86.331   2119
30Ross Chastain1Chevrolet1:31.784   2.365   86.290   1913
31Austin Cindric2Ford1:31.910   2.491   86.171   115
32Andy Lally51Ford1:31.915   2.496   86.167   2221
33Kevin Harvick4Ford1:32.011   2.592   86.077   2323
34Ty Dillon77Chevrolet1:32.047   2.628   86.043   2417
35Ricky Stenhouse Jr47Chevrolet1:32.163   2.744   85.935   106
36Josh Bilicki78Chevrolet1:32.235   2.816   85.868   1918
37Harrison Burton21Ford1:32.254   2.835   85.850   209