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2026 eero 400 practice 1 results Select a practice session: 1Summary Previous race results / Next race results                     Previous at this track     Post NASCAR Cup Series race number 19 of 36 Sunday, July 5, 2026 at Chicagoland Speedway, Joliet, IL 267 laps on a 1.500 mile paved track (400.500 miles) Time of race: 3:09:18 Average speed: 126.941 mph Pole speed: 178.241 mph Cautions: 7 for 43 laps Margin of victory: .276 sec Attendance: n/a Lead changes: 28 Green flag passes: 3,388 (15.1 per green flag lap) (Source: NASCAR loop data) Glossary    2026 NASCAR Cup Series results   /   2026 standings

Practice 1 results for this race: Rank Driver Nbr Car Time Diff Speed # Laps Best Lap 1 Riley Herbst 35 Toyota 30.326     178.065   43 41 2 Bubba Wallace 23 Toyota 30.349   0.023   177.930   54 37 3 Kyle Larson 5 Chevrolet 30.358   0.032   177.877   42 29 4 Denny Hamlin 11 Toyota 30.358   0.032   177.877   40 40 5 Ty Gibbs 54 Toyota 30.379   0.053   177.754   47 47 6 Corey Heim 67 Toyota 30.385   0.059   177.719   56 43 7 Austin Cindric 2 Ford 30.398   0.072   177.643   42 30 8 Tyler Reddick 45 Toyota 30.418   0.092   177.526   61 33 9 Carson Hocevar 77 Chevrolet 30.470   0.144   177.223   55 41 10 Chris Buescher 17 Ford 30.476   0.150   177.189   52 2 11 Chase Elliott 9 Chevrolet 30.533   0.207   176.858   59 44 12 Brad Keselowski 6 Ford 30.544   0.218   176.794   40 14 13 Zane Smith 38 Ford 30.561   0.235   176.696   50 36 14 Chase Briscoe 19 Toyota 30.570   0.244   176.644   55 18 15 Michael McDowell 71 Chevrolet 30.573   0.247   176.626   43 27 16 William Byron 24 Chevrolet 30.586   0.260   176.551   56 19 17 Christopher Bell 20 Toyota 30.604   0.278   176.448   57 44 18 A.J. Allmendinger 16 Chevrolet 30.611   0.285   176.407   43 31 19 Ryan Preece 60 Ford 30.616   0.290   176.378   49 32 20 Cole Custer 41 Chevrolet 30.635   0.309   176.269   37 27 21 John H. Nemechek 42 Toyota 30.683   0.357   175.993   50 2 22 Ryan Blaney 12 Ford 30.702   0.376   175.884   58 29 23 Alex Bowman 48 Chevrolet 30.711   0.385   175.833   49 22 24 Daniel Suarez 7 Chevrolet 30.713   0.387   175.821   49 25 25 Connor Zilisch 88 Chevrolet 30.714   0.388   175.816   50 21 26 Shane Van Gisbergen 97 Chevrolet 30.727   0.401   175.741   41 39 27 Todd Gilliland 34 Ford 30.738   0.412   175.678   29 29 28 Noah Gragson 4 Ford 30.749   0.423   175.615   48 3 29 Ross Chastain 1 Chevrolet 30.763   0.437   175.536   29 27 30 Josh Berry 21 Ford 30.808   0.482   175.279   42 26 31 Austin Dillon 3 Chevrolet 30.843   0.517   175.080   50 33 32 Ty Dillon 10 Chevrolet 30.852   0.526   175.029   41 34 33 Cody Ware 51 Chevrolet 30.853   0.527   175.023   33 24 34 Joey Logano 22 Ford 30.894   0.568   174.791   53 32 35 Erik Jones 43 Toyota 30.944   0.618   174.509   15 3 36 Ricky Stenhouse Jr 47 Chevrolet 30.974   0.648   174.340   33 13 37 Austin Hill 33 Chevrolet 31.068   0.742   173.812   39 34 38 J.J. Yeley 44 Chevrolet 31.351   1.025   172.243   14 9