Kyle Larson turned the fastest lap of Saturday’s NASCAR Cup Series practice session around the Chicago Street Course as he turned a best lap of 88.443 seconds (89.549 mph). Larson’s best lap was 0.133 second faster than Shane van Gisbergen, the defending winner of this event, who was second-fastest in the session.
Ty Gibbs, Daniel Suarez, and Alex Bowman rounded out the top-five fastest in the session.
Here are the complete practice results for the 2024 NASCAR Cup Series Grant Park 165 at the Chicago Street Course, race 20 of 36.
Grant Park 165 Practice Results
| Pos | No. | Driver | Team | Lap time | Diff | Speed | Laps | Group |
|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Kyle Larson | Hendrick Motorsports Valvoline Chevrolet | 88.443 | -- | 89.549 | 10 | A |
| 2 | 16 | Shane Van Gisbergen | Kaulig Racing Wendy's Saucy Nuggets Chevrolet | 88.556 | 0.113 | 89.434 | 9 | A |
| 3 | 54 | Ty Gibbs | Joe Gibbs Racing Monster Energy Toyota | 88.586 | 0.143 | 89.404 | 12 | B |
| 4 | 99 | Daniel Suarez | Trackhouse Racing Jockey x Folds of Honor Chevrolet | 89.108 | 0.665 | 88.880 | 9 | A |
| 5 | 48 | Alex Bowman | Hendrick Motorsports Ally Chevrolet | 89.115 | 0.672 | 88.873 | 12 | B |
| 6 | 23 | Bubba Wallace | 23XI Racing McDonald's Toyota | 89.144 | 0.701 | 88.845 | 12 | B |
| 7 | 9 | Chase Elliott | Hendrick Motorsports NAPA Auto Parts Chevrolet | 89.146 | 0.703 | 88.843 | 10 | A |
| 8 | 45 | Tyler Reddick | 23XI Racing Jordan Brand Toyota | 89.218 | 0.775 | 88.771 | 10 | B |
| 9 | 34 | Michael McDowell | Front Row Motorsports Chicago White Sox Ford | 89.253 | 0.810 | 88.736 | 9 | A |
| 10 | 11 | Denny Hamlin | Joe Gibbs Racing SportClips Haircuts Toyota | 89.293 | 0.850 | 88.696 | 12 | B |
| 11 | 14 | Chase Briscoe | Stewart-Haas Racing Mahindra Compact Tractors Ford | 89.347 | 0.904 | 88.643 | 11 | A |
| 12 | 42 | John Hunter Nemechek | LEGACY MOTOR CLUB Dollar Tree Toyota | 89.431 | 0.988 | 88.559 | 9 | A |
| 13 | 20 | Christopher Bell | Joe Gibbs Racing CRAFTSMAN Racing for a Miracle Toyota | 89.447 | 1.004 | 88.544 | 9 | B |
| 14 | 77 | Carson Hocevar | Spire Motorsports Zeigler Auto Group Chevrolet | 89.504 | 1.061 | 88.487 | 11 | B |
| 15 | 71 | Zane Smith | Spire Motorsports Focused Health Chevrolet | 89.523 | 1.080 | 88.468 | 11 | A |
| 16 | 12 | Ryan Blaney | Team Penske Menards / Dutch Boy Ford | 89.627 | 1.184 | 88.366 | 9 | B |
| 17 | 38 | Todd Gilliland | Front Row Motorsports gener8tor Ford | 89.651 | 1.208 | 88.342 | 8 | A |
| 18 | 24 | William Byron | Hendrick Motorsports Relay Payments Chevrolet | 89.656 | 1.213 | 88.337 | 9 | B |
| 19 | 19 | Martin Truex, Jr. | Joe Gibbs Racing Bass Pro Shops Toyota | 89.690 | 1.247 | 88.304 | 12 | A |
| 20 | 33 | Austin Hill | Richard Childress Racing United Rentals Chevrolet | 89.733 | 1.290 | 88.261 | 11 | A |
| 21 | 7 | Corey LaJoie | Spire Motorsports CELSIUS Energy Chevrolet | 89.809 | 1.366 | 88.187 | 10 | A |
| 22 | 2 | Austin Cindric | Team Penske Discount Tire Ford | 89.830 | 1.387 | 88.166 | 8 | B |
| 23 | 13 | AJ Allmendinger | Kaulig Racing Benesch Chevrolet | 89.832 | 1.389 | 88.164 | 9 | B |
| 24 | 3 | Austin Dillon | Richard Childress Racing Get Bioethanol Chevrolet | 89.898 | 1.455 | 88.099 | 12 | B |
| 25 | 4 | Josh Berry | Stewart-Haas Racing Overstock.com Ford | 89.930 | 1.487 | 88.068 | 11 | A |
| 26 | 1 | Ross Chastain | Trackhouse Racing Busch Light Peach Chevrolet | 89.984 | 1.541 | 88.015 | 12 | A |
| 27 | 8 | Kyle Busch | Richard Childress Racing Zone Chevrolet | 90.040 | 1.597 | 87.960 | 9 | B |
| 28 | 6 | Brad Keselowski | RFK Racing Elk Grove Village Ford | 90.074 | 1.631 | 87.927 | 11 | A |
| 29 | 17 | Chris Buescher | RFK Racing Fastenal Ford | 90.132 | 1.689 | 87.871 | 6 | A |
| 30 | 47 | Ricky Stenhouse, Jr. | JTG Daugherty Racing Mariano's / Colgate Optic White Chevrolet | 90.251 | 1.808 | 87.755 | 11 | B |
| 31 | 10 | Noah Gragson | Stewart-Haas Racing Bass Pro Shops / Winchester Ford | 90.322 | 1.879 | 87.686 | 11 | A |
| 32 | 22 | Joey Logano | Team Penske Shell Pennzoil Ford | 90.553 | 2.110 | 87.462 | 9 | A |
| 33 | 41 | Ryan Preece | Stewart-Haas Racing HaasTooling.com Ford | 90.592 | 2.149 | 87.424 | 12 | B |
| 34 | 21 | Harrison Burton | Wood Brothers Racing Motorcraft / Quick Lane Ford | 90.614 | 2.171 | 87.403 | 9 | B |
| 35 | 31 | Daniel Hemric | Kaulig Racing Cirkul Chevrolet | 90.668 | 2.225 | 87.353 | 12 | B |
| 36 | 43 | Erik Jones | LEGACY MOTOR CLUB AdventHealth Toyota | 90.679 | 2.236 | 87.341 | 9 | B |
| 37 | 60 | Joey Hand | RFK Racing BuildSubmarines.com Ford | 90.744 | 2.301 | 87.278 | 9 | A |
| 38 | 15 | Kaz Grala | Rick Ware Racing Remixers.com / Mean n' Bone Ford | 90.873 | 2.430 | 87.154 | 9 | A |
| 39 | 51 | Justin Haley | Rick Ware Racing Pinnacle Home Improvement Ford | 90.899 | 2.456 | 87.129 | 8 | B |
| 40 | 66 | Josh BIlicki | MBM Motorsports Pure Kick Hydration Ford | 95.539 | 7.096 | 82.898 | 3 | B |
