2025 SportsCar Grand Prix

International Motor Sports Association (IMSA) president John Doonan confirmed the race was part of the schedule of the 2025 IMSA SportsCar Championship (IMSA SCC) in March 2024.^[2] It was the twelfth consecutive time the IMSA SCC hosted a race at Road America. The 2025 SportsCar Grand Prix was the eighth of eleven scheduled sports car races of 2025 by IMSA.^[3] The race was held at the fourteen-turn 4.048 mi (6.515 km) Road America on August 3, 2025.^[3]

Preceding the event, Matt Campbell and Mathieu Jaminet led the GTD Drivers' Championship with 2028 points, 12 ahead of Porsche team-mates Felipe Nasr and Nick Tandy. Nick Yelloly and Renger van der Zande sat in third, 262 points behind Campbell and Jaminet.^[4] Dan Goldburg led the LMP2 Drivers' Championship with 1375 points, 78 points ahead of second-placed Dane Cameron and P. J. Hyett.^[4] The GTD Pro Drivers' Championship was led by Antonio García and Alexander Sims with 1942 points, 39 points ahead of Klaus Bachler and Laurin Heinrich in second. Albert Costa sat in third, a further 14 points behind.^[4] Philip Ellis and Russell Ward were in the lead of the GTD Drivers' Championship with 1902 points. Jack Hawksworth and Parker Thompson sat in second, 93 points behind Ellis and Ward. Casper Stevenson rounded out the top three, a further 31 points behind.^[4] Porsche Penske Motorsport, United Autosports USA, Corvette Racing by Pratt Miller Motorsports, and Winward Racing lead their respective Teams' Championships, with Porsche, Chevrolet, and Mercedes-AMG leading their respective Manufacturers' Championships.^[4]

The entry list was published on July 23, 2025, and featured 49 entries: 11 in GTP, 14 in LMP2, 10 in GTD Pro, and 14 in GTD.^[5] On July 31, 2025, Korthoff Competition Motors announced the withdrawal of their No. 32 Mercedes, which was initially entered for Daniel Morad and Mike Skeen, bringing the total amount of entries down to 48.^[6]

No.	Entrant	Car	Driver 1	Driver 2
GTP (Grand Touring Prototype) (11 entries)
6	Porsche Penske Motorsport	Porsche 963	Matt Campbell	Mathieu Jaminet
7	Porsche Penske Motorsport	Porsche 963	Felipe Nasr	Nick Tandy
10	Cadillac Wayne Taylor Racing	Cadillac V-Series.R	Filipe Albuquerque	Ricky Taylor
23	Aston Martin THOR Team	Aston Martin Valkyrie	Roman De Angelis	Ross Gunn
24	BMW M Team RLL	BMW M Hybrid V8	Philipp Eng	Dries Vanthoor
25	BMW M Team RLL	BMW M Hybrid V8	Sheldon van der Linde	Marco Wittmann
31	Cadillac Whelen	Cadillac V-Series.R	Jack Aitken	Earl Bamber
40	Cadillac Wayne Taylor Racing	Cadillac V-Series.R	Louis Delétraz	Jordan Taylor
60	Acura Meyer Shank Racing w/ Curb-Agajanian	Acura ARX-06	Tom Blomqvist	Colin Braun
85	JDC–Miller MotorSports	Porsche 963	Gianmaria Bruni	Tijmen van der Helm
93	Acura Meyer Shank Racing w/ Curb-Agajanian	Acura ARX-06	Nick Yelloly	Renger van der Zande
LMP2 (Le Mans Prototype 2) (14 entries)
04	CrowdStrike Racing by APR	Oreca 07-Gibson	Malthe Jakobsen	George Kurtz
2	United Autosports USA	Oreca 07-Gibson	Phil Fayer	Ben Hanley
8	Tower Motorsports	Oreca 07-Gibson	Sébastien Bourdais	John Farano
11	TDS Racing	Oreca 07-Gibson	Mikkel Jensen	Steven Thomas
18	Era Motorsport	Oreca 07-Gibson	Tobias Lütke	Kakunoshin Ohta
22	United Autosports USA	Oreca 07-Gibson	Dan Goldburg	Paul di Resta
43	Inter Europol Competition	Oreca 07-Gibson	Jeremy Clarke	Connor De Phillippi
52	PR1/Mathiasen Motorsports	Oreca 07-Gibson	Benjamin Pedersen	Naveen Rao
61	Team Tonis	Oreca 07-Gibson	Matthew Brabham	Tõnis Kasemets
73	Pratt Miller Motorsports	Oreca 07-Gibson	Chris Cumming	Pietro Fittipaldi
74	Riley	Oreca 07-Gibson	Felipe Fraga	Gar Robinson
79	JDC–Miller MotorSports	Oreca 07-Gibson	Scott Andrews	Gerry Kraut
88	AF Corse	Oreca 07-Gibson	Luis Pérez Companc	Matías Pérez Companc
99	AO Racing	Oreca 07-Gibson	Dane Cameron	P. J. Hyett
GTD Pro (GT Daytona Pro) (10 entries)
1	Paul Miller Racing	BMW M4 GT3 Evo	Madison Snow	Neil Verhagen
3	Corvette Racing by Pratt Miller Motorsports	Chevrolet Corvette Z06 GT3.R	Antonio García	Alexander Sims
4	Corvette Racing by Pratt Miller Motorsports	Chevrolet Corvette Z06 GT3.R	Nicky Catsburg	Tommy Milner
9	Pfaff Motorsports	Lamborghini Huracán GT3 Evo 2	Andrea Caldarelli	Marco Mapelli
14	Vasser Sullivan Racing	Lexus RC F GT3	Ben Barnicoat	Aaron Telitz
48	Paul Miller Racing	BMW M4 GT3 Evo	Dan Harper	Max Hesse
64	Ford Multimatic Motorsports	Ford Mustang GT3	Sebastian Priaulx	Mike Rockenfeller
65	Ford Multimatic Motorsports	Ford Mustang GT3	Christopher Mies	Frédéric Vervisch
77	AO Racing	Porsche 911 GT3 R (992)	Klaus Bachler	Laurin Heinrich
81	DragonSpeed	Ferrari 296 GT3	Giacomo Altoè	Albert Costa
GTD (GT Daytona) (13 entries)
021	Triarsi Competizione	Ferrari 296 GT3	Kenton Koch	Onofrio Triarsi
12	Vasser Sullivan Racing	Lexus RC F GT3	Jack Hawksworth	Parker Thompson
13	AWA	Chevrolet Corvette Z06 GT3.R	Matt Bell	Orey Fidani
27	Heart of Racing Team	Aston Martin Vantage AMR GT3 Evo	Tom Gamble	Casper Stevenson
34	Conquest Racing	Ferrari 296 GT3	Manny Franco	Daniel Serra
36	DXDT Racing	Chevrolet Corvette Z06 GT3.R	Alec Udell	Robert Wickens
45	Wayne Taylor Racing	Lamborghini Huracán GT3 Evo 2	Danny Formal	Trent Hindman
57	Winward Racing	Mercedes-AMG GT3 Evo	Philip Ellis	Russell Ward
66	Gradient Racing	Ford Mustang GT3	Jenson Altzman	Robert Megennis
70	Inception Racing	Ferrari 296 GT3	Brendan Iribe	Frederik Schandorff
78	Forte Racing	Lamborghini Huracán GT3 Evo 2	Mario Farnbacher	Misha Goikhberg
96	Turner Motorsport	BMW M4 GT3 Evo	Robby Foley	Patrick Gallagher
120	Wright Motorsports	Porsche 911 GT3 R (992)	Adam Adelson	Elliott Skeer
Source:[7][8]

Two practice sessions were held preceding the start of the race on Sunday, one on Friday afternoon and one on Saturday morning. Both the session on Friday afternoon and on Saturday morning lasted 90 minutes.^[9]

The first practice session took place at 2:00 pm CDT on Friday. Tom Blomqvist topped the session in the No. 60 Meyer Shank Racing Acura, with a 1-minute, 51.255-second lap time. Ross Gunn was second-quickest in the No. 23 Heart of Racing Team Aston Martin, 0.073 seconds behind Blomqvist. Jack Aitken rounded out the top three in the No. 31 Cadillac Whelen.^[10] Mikkel Jensen topped the LMP2 class in the No. 11 TDS Racing Oreca, with a lap time of 1:52.781. His lap was 0.365 seconds quicker than that of second-placed Paul di Resta in the No. 22 United Autosports USA Oreca.^[11] Russell Ward set the quickest time amongst all GT cars in the No. 57 Winward Racing Mercedes-AMG, with a lap time of 2:04.991. He was 0.748 seconds quicker than Parker Thompson in the No. 12 Vasser Sullivan Racing Lexus in second. Giacomo Altoè set the quickest time in the GTD Pro class, with a 2-minute, 5.844-second lap time. Nicky Catsburg was second-quickest in the No. 4 Corvette Racing Chevrolet.^[12] The session saw two red flag stoppages. The first was caused by the No. 22 Oreca, after Dan Goldburg got trapped in the gravel. The second was caused by Phil Fayer in the sister No. 2 United Oreca, after causing a collision with the No. 021 Triarsi Competizione Ferrari.^[10]

Pos.	Class	No.	Team	Driver	Time	Gap
1	GTP	60	Acura Meyer Shank Racing w/ Curb-Agajanian	Tom Blomqvist	1:51.255	—
2	GTP	23	Aston Martin THOR Team	Ross Gunn	1:51.328	+0.073
3	GTP	31	Cadillac Whelen	Jack Aitken	1:51.590	+0.335
Sources:[13][14]

The second and final practice session took place at 9:05 am CDT on Saturday, and saw Dries Vanthoor topping the session in the No. 24 Team RLL BMW with a lap time of 1:49.676. He was 0.006 seconds quicker than second-placed Nick Yelloly in the No. 93 MSR Acura, with BMW team-mate Sheldon van der Linde rounding out the top three in the No. 25 BMW, 0.167 seconds behind Vanthoor.^[15] Malthe Jakobsen topped the LMP2 class in the No. 04 CrowdStrike Racing by APR Oreca, with a 1-minute, 52.823-second lap time. His lap was 0.029 seconds quicker than that of second-placed Jensen in the No. 11 Oreca, with Dane Cameron in the No. 99 AO Racing Oreca rounding out the top three.^[16] The GTD Pro class was topped by Alexander Sims in the No. 3 Chevrolet, with a lap time of 2:04.247. His lap was 0.107 seconds quicker Altoè's lap in the No. 81 Ferrari. Onofrio Triarsi topped the GTD class in the No. 021 Ferrari, with a 2-minute, 4.866-second lap time.^[17] The session saw a lengthy red flag after a collision between the No. 9 Pfaff Motorsports Lamborghini of Marco Mapelli and the No. 04 Oreca of George Kurtz.^[17]

Pos.	Class	No.	Team	Driver	Time	Gap
1	GTP	24	BMW M Team RLL	Dries Vanthoor	1:49.676	—
2	GTP	93	Acura Meyer Shank Racing w/ Curb-Agajanian	Nick Yelloly	1:49.682	+0.006
3	GTP	25	BMW M Team RLL	Sheldon van der Linde	1:49.843	+0.167
Sources:[18][19]

Saturday's afternoon qualifying was broken into four sessions, with one session for the GTP, LMP2, GTD Pro, and GTD classes each.^[9] The rules dictated that all teams nominated a driver to qualify their cars, with the Pro-Am LMP2 class requiring a Bronze rated driver to qualify the car. The competitors' fastest lap times determined the starting order. The competitors' fastest lap times determined the starting order. IMSA then arranged the grid to put GTPs ahead of the LMP2, GTD Pro, and GTD cars.^[20]

Pole positions in each class are indicated in bold and with ‡.

Pos.	Class	No.	Entry	Driver	Time	Gap	Grid
1	GTP	93	Acura Meyer Shank Racing w/ Curb-Agajanian	Nick Yelloly	1:48.628	—	1‡
2	GTP	25	BMW M Team RLL	Sheldon van der Linde	1:48.681	+0.053	2
3	GTP	24	BMW M Team RLL	Dries Vanthoor	1:48.683	+0.055	3
4	GTP	60	Acura Meyer Shank Racing w/ Curb-Agajanian	Colin Braun	1:48.708	+0.080	4
5	GTP	6	Porsche Penske Motorsport	Matt Campbell	1:48.960	+0.332	5
6	GTP	31	Cadillac Whelen	Jack Aitken	1:49.118	+0.490	6
7	GTP	10	Cadillac Wayne Taylor Racing	Filipe Albuquerque	1:49.121	+0.493	7
8	GTP	7	Porsche Penske Motorsport	Felipe Nasr	1:49.171	+0.543	8
9	GTP	40	Cadillac Wayne Taylor Racing	Jordan Taylor	1:49.263	+0.635	9
10	GTP	23	Aston Martin THOR Team	Ross Gunn	1:49.309	+0.681	10
11	GTP	85	JDC–Miller MotorSports	Gianmaria Bruni	1:50.367	+1.739	11
12	LMP2	99	AO Racing	P. J. Hyett	1:53.240	+4.612	12‡
13	LMP2	04	CrowdStrike Racing by APR	George Kurtz	1:53.906	+5.278	13
14	LMP2	22	United Autosports USA	Dan Goldburg	1:54.323	+5.695	14
15	LMP2	61	Team Tonis	Tõnis Kasemets	1:54.377	+5.749	15
16	LMP2	11	TDS Racing	Steven Thomas	1:54.685	+6.057	16
17	LMP2	18	Era Motorsport	Tobias Lütke	1:54.908	+6.280	17
18	LMP2	2	United Autosports USA	Phil Fayer	1:55.108	+6.480	18
19	LMP2	88	AF Corse	Luis Pérez Companc	1:55.117	+6.489	19
20	LMP2	52	PR1/Mathiasen Motorsports	Naveen Rao	1:55.410	+6.782	20
21	LMP2	43	Inter Europol Competition	Jeremy Clarke	1:55.459	+6.831	21
22	LMP2	74	Riley	Gar Robinson	1:55.517	+6.889	22
23	LMP2	73	Pratt Miller Motorsports	Chris Cumming	1:55.854	+7.226	23
24	LMP2	8	Tower Motorsports	John Farano	1:56.683	+8.055	24
25	LMP2	79	JDC–Miller MotorSports	Gerry Kraut	1:59.392	+10.764	25
26	GTD	57	Winward Racing	Russell Ward	2:03.745	+15.117	36‡
27	GTD Pro	81	DragonSpeed	Giacomo Altoè	2:03.904	+15.276	26‡
28	GTD	27	Heart of Racing Team	Casper Stevenson	2:03.908	+15.280	37
29	GTD Pro	3	Corvette Racing by Pratt Miller Motorsports	Alexander Sims	2:03.914	+15.286	27
30	GTD Pro	4	Corvette Racing by Pratt Miller Motorsports	Tommy Milner	2:03.924	+15.296	28
31	GTD	021	Triarsi Competizione	Onofrio Triarsi	2:04.160	+15.532	38
32	GTD	36	DXDT Racing	Robert Wickens	2:04.208	+15.580	39
33	GTD	12	Vasser Sullivan Racing	Parker Thompson	2:04.494	+15.866	40
34	GTD	34	Conquest Racing	Manny Franco	2:04.602	+15.974	41
35	GTD Pro	48	Paul Miller Racing	Dan Harper	2:04.610	+15.982	29
36	GTD	45	Wayne Taylor Racing	Danny Formal	2:04.625	+15.997	42
37	GTD Pro	1	Paul Miller Racing	Madison Snow	2:04.644	+16.016	30
38	GTD Pro	65	Ford Multimatic Motorsports	Christopher Mies	2:05.089	+16.641	31
39	GTD	78	Forte Racing	Misha Goikhberg	2:05.107	+16.479	43
40	GTD	70	Inception Racing	Brendan Iribe	2:05.231	+16.603	44
41	GTD Pro	77	AO Racing	Klaus Bachler	2:05.411	+16.783	32
42	GTD Pro	64	Ford Multimatic Motorsports	Mike Rockenfeller	2:05.419	+16.791	33
43	GTD Pro	14	Vasser Sullivan Racing	Aaron Telitz	2:05.590	+16.962	34
44	GTD	96	Turner Motorsport	Patrick Gallagher	2:05.936	+17.308	45
45	GTD	66	Gradient Racing	Jenson Altzman	2:06.295	+17.667	46
46	GTD	120	Wright Motorsports	Adam Adelson	2:06.341	+17.713	47
47	GTD	13	AWA	Orey Fidani	2:07.072	+18.444	48
48	GTD Pro	9	Pfaff Motorsports	No Time Established			35
Sources:[21][22]