Practice Results: 2026 NASCAR Cup Series eero 400 at Chicagoland

Riley Herbst led the way on a particularly strong practice session for 23XI Racing on Friday at Chicagoland Speedway.

Herbst, the driver of the team’s No. 35 Toyota, paced the session by a margin of 0.023 seconds over Bubba Wallace, the driver of the No. 23 23XI Racing Toyota.

23XI Racing put all four of its cars inside the top eight of the practice speed rankings.

Here are the complete results from Friday’s practice session for Sunday’s eero 400 at Chicagoland Speedway.

Photo: Josh Calloni | TobyChristie.com

eero 400 Practice Results

Rank	Car	Driver	Team	Sponsor	Make	Lap time	Diff	Speed	Best Lap	Laps
1	35	Riley Herbst	23XI Racing	Monster Energy Zero Sugar	Toyota	30.326	--	178.065	41	43
2	23	Bubba Wallace	23XI Racing	Upper Deck/Space Jam 30th Anniversary	Toyota	30.349	0.023	177.930	37	54
3	5	Kyle Larson	Hendrick Motorsports	HendrickCars.com	Chevrolet	30.358	0.032	177.877	29	42
4	11	Denny Hamlin	Joe Gibbs Racing	Progressive Insurance	Toyota	30.358	0.032	177.877	40	40
5	54	Ty Gibbs	Joe Gibbs Racing	Monster Energy	Toyota	30.379	0.053	177.754	47	47
6	67	Corey Heim	23XI Racing	Shield AI	Toyota	30.385	0.059	177.719	43	56
7	2	Austin Cindric	Team Penske	PPG	Ford	30.398	0.072	177.643	30	42
8	45	Tyler Reddick	23XI Racing	Jordan Brand	Toyota	30.418	0.092	177.526	33	61
9	77	Carson Hocevar	Spire Motorsports	Zeigler Auto Group	Chevrolet	30.470	0.144	177.223	41	55
10	17	Chris Buescher	RFK Racing	Body Guard	Ford	30.476	0.150	177.189	2	52
11	9	Chase Elliott	Hendrick Motorsports	NAPA Auto Parts	Chevrolet	30.533	0.207	176.858	44	59
12	6	Brad Keselowski	RFK Racing	Travel Centers of America	Ford	30.544	0.218	176.794	14	40
13	38	Zane Smith	Front Row Motorsports	Vermeer Midwest	Ford	30.561	0.235	176.696	36	50
14	19	Chase Briscoe	Joe Gibbs Racing	Bass Pro Shops	Toyota	30.570	0.244	176.644	18	55
15	71	Michael McDowell	Spire Motorsports	Veterans 1001/Delaware Life	Chevrolet	30.573	0.247	176.626	27	43
16	24	William Byron	Hendrick Motorsports	Anduril	Chevrolet	30.586	0.260	176.551	19	56
17	20	Christopher Bell	Joe Gibbs Racing	SAIA Freight + Logistics	Toyota	30.604	0.278	176.448	44	57
18	16	AJ Allmendinger	Kaulig Racing	Celsius	Chevrolet	30.611	0.285	176.407	31	43
19	60	Ryan Preece	RFK Racing	Mariano's/Athletic Brewing	Ford	30.616	0.290	176.378	32	49
20	41	Cole Custer	Haas Factory Team	Haas/Andy's	Chevrolet	30.635	0.309	176.269	27	37
21	42	John Hunter Nemechek	LEGACY MOTOR CLUB	Raid/Dollar Tree	Toyota	30.683	0.357	175.993	2	50
22	12	Ryan Blaney	Team Penske	Menards/Dutch Boy	Ford	30.702	0.376	175.884	29	58
23	48	Alex Bowman	Hendrick Motorsports	Ally	Chevrolet	30.711	0.385	175.833	22	49
24	7	Daniel Suarez	Spire Motorsports	Modo Casino	Chevrolet	30.713	0.387	175.821	25	49
25	88	Connor Zilisch	Trackhouse Racing	Red Bull	Chevrolet	30.714	0.388	175.816	21	50
26	97	Shane Van Gisbergen	Trackhouse Racing	SuperFile x Lefty Out There	Chevrolet	30.727	0.401	175.741	39	41
27	34	Todd Gilliland	Front Row Motorsports	gener8tor	Ford	30.738	0.412	175.678	29	29
28	4	Noah Gragson	Front Row Motorsports	Long John Silver's	Ford	30.749	0.423	175.615	3	48
29	1	Ross Chastain	Trackhouse Racing	Busch Light Flavor Showdown	Chevrolet	30.763	0.437	175.536	27	29
30	21	Josh Berry	Wood Brothers Racing	eero	Ford	30.808	0.482	175.279	26	42
31	3	Austin Dillon	Richard Childress Racing	Dow Veterans	Chevrolet	30.843	0.517	175.080	33	50
32	10	Ty Dillon	Kaulig Racing	Sea Best	Chevrolet	30.852	0.526	175.029	34	41
33	51	Cody Ware	Rick Ware Racing	Super.com/Rocket Doctor	Ford	30.853	0.527	175.023	24	33
34	22	Joey Logano	Team Penske	Shell Pennzoil	Ford	30.894	0.568	174.791	32	53
35	43	Erik Jones	LEGACY MOTOR CLUB	UChicago Medicine/AdventHealth	Toyota	30.944	0.618	174.509	3	15
36	47	Ricky Stenhouse Jr.	Hyak Motorsports	Pylon Aviation	Chevrolet	30.974	0.648	174.340	13	33
37	33	Austin Hill	Richard Childress Racing	zone x 7-Eleven	Chevrolet	31.068	0.742	173.812	34	39
38	44	JJ Yeley	NY Racing Team	Fanatics Casino	Chevrolet	31.351	1.025	172.243	9	14