2021 GT America Series

The 2021 GT America Series was the inaugural season of the SRO Motorsports Group's GT America Series, an auto racing series for grand tourer cars. The races were contested with GT2-spec, GT3-spec and GT4-spec cars. The season began at Sonoma on March 6, and ended at Indianapolis on October 17.

Calendar

The final calendar was released on October 26, 2020.^[1]^[2]

Round	Circuit	Date
1	Sonoma Raceway, Sonoma, California	March 6–7
2	Circuit of the Americas, Elroy, Texas	May 1–2
3	Virginia International Raceway, Alton, Virginia	June 5–6
4	Nashville Street Circuit, Nashville, Tennessee	August 7–8
5	Road America, Elkhart Lake, Wisconsin	August 28–29
6	Watkins Glen International Watkins Glen, New York	September 18–19
7	Sebring International Raceway Sebring, Florida	October 1–3
8	Indianapolis Motor Speedway, Indianapolis, Indiana	October 17

Also part of the Intercontinental GT Challenge

Denotes invitational-only rounds which do not count for points.

Entry list

Team	Car	No.	Drivers	Class		Rounds
Team	Car	No.	Drivers	Car	Driver	Rounds
Notlad Racing by RS1^[3]	Aston Martin Vantage AMR GT4	00	Matt Dalton^[3]	GT4	GT	1–3
CrowdStrike/ DXDT Racing^[4]	Mercedes-AMG GT3 Evo	04	George Kurtz^[5]	GT3	OV	1–5, 8
		58	C.J. Moses^[4]	GT3	OV	2–6, 8
		63	David Askew^[6]	GT3	OV	4
GMG Racing^[7]	Audi R8 LMS GT4 Evo	07	Jason Nolan^[8]	GT4	GT	2
	Audi R8 LMS GT4 Evo	8	Elias Sabo^[7]^[6]	GT4	GT	1–2
	Audi R8 LMS GT2	8	Elias Sabo^[7]^[6]	GT2	INV	4, 7–8
	Aston Martin Vantage AMR GT4	2	Jason Bell^[9]	GT4	GT	All
	Lamborghini Huracán GT3 Evo^[10]	14	James Sofronas^[10]^[6]	GT3	OV	2
	Audi R8 LMS Ultra	14	James Sofronas^[10]^[6]	GT3	OV	4–5
	Porsche 911 GT3 R	32	Kyle Washington^[7]	GT3	OV	1–5, 8
Automatic Racing^[11]	Aston Martin Vantage AMR GT4	09	Paul Kiebler^[11]	GT4	GT	5–7
Dexter Racing^[12]	Ginetta G55 GT4	060	Matt Rivard^[12]^[13]	GT4	INV	6
Dexter Racing^[12]	Ginetta G56 GT4	60	Matt Rivard^[12]^[13]	GT4	GT	7–8
TR3 Racing^[11]	Lamborghini Huracán GT3 Evo	10	John Megrue ^[11]	GT3	OV	5–7
TR3 Racing^[11]	Lamborghini Huracán Super Trofeo Evo	90	Caesar Bacarella^[12]	INV	INV	6
Classic BMW^[5]	BMW M4 GT4	11	Philip Bloom^[3]	GT4	GT	1–3
Classic BMW^[5]	BMW M4 GT4	11	Mark Brummond^[6]	GT4	GT	4
Capstone Motorsports^[11]	Mercedes-AMG GT4	16	John Allen^[11]	GT4	GT	5, 7
TGR Forbush Performance^[6]	Toyota GR Supra GT4	18	Matt Forbush^[6]	GT4	GT	4
EMG Motorsport^[14]	Saleen 1 GT4 Cup	21	Zoey Edenholm^[14]	GT4	INV	3
EMG Motorsport^[14]	Saleen 1 GT4 Cup	112	Dominic Starkweather^[14]	GT4	INV	3
Heart Of Racing Team^[5]	Aston Martin Vantage AMR GT4	25	Gray Newell^[3]	GT4	GT	All
Prive Motorsports / Topp Racing^[8]	McLaren 570S GT4	26	Thomas Surgent^[8]	GT4	GT	2–4, 6, 8
Daskalos Motorsports^[5]	Audi R8 LMS ultra	27	Jason Daskalos^[5]	GT3	OV	1–5, 7
Rearden Racing^[15]	Lamborghini Huracán GT3	29	Dmitri Novikov^[15]	GT3	MT	1
	Lamborghini Huracán GT3 Evo	191	Jeff Burton^[15]	GT3	MT	All
	Audi R8 LMS GT4	888	Kris McCoy^[15]	GT4	GT	1
RENNtech Motorsports^[5]	Mercedes-AMG GT4	39	Chris Cagnazzi^[8]	GT4	GT	2–5, 7–8
		79	Christopher Gumprecht^[14]	GT4	GT	3, 5–8
		89	Ross Chouest^[3]	GT4	GT	1–5
Wright Motorsports^[16]	Porsche 911 GT3 R	45	Charlie Luck^[16]	GT3	MT	1–6, 8
Nolasport^[5]	Porsche Cayman GT4 Clubsport MR	49	Jason Hall^[3]	GT4	GT	1
Nolasport^[5]	Porsche Cayman GT4 Clubsport MR	49	Scott Noble^[11]	GT4	GT	5–8
3R Povoledo Racing^[12]	Aston Martin Vantage AMR GT4	50	Ross Chouest^[12]	GT4	GT	6–7
Black Swan Racing^[5]	Porsche Cayman GT4 Clubsport MR	54	Tim Pappas^[3]	GT4	GT	1–3, 5, 7
Scuderia Corsa^[6]	Ferrari 488 GT3 Evo 2020	62	Bret Curtis^[6]	GT3	OV	4
TRG - The Racer's Group^[6]	Porsche 718 Cayman GT4 Clubsport	66	Derek DeBoer^[6]	GT4	GT	4
ST Racing^[3]	Porsche 718 Cayman GT4 Clubsport	69	Dan Miller^[3]	GT4	GT	1
Inception Racing with Optimum Motorsport^[17]	McLaren 720S GT3	70	Brendan Iribe^[17]	GT3	OV	2–5, 6, 8
ROTR Motorsport^[5]	Audi R8 LMS GT4 Evo	76	Alex Welch^[3]	GT4	GT	1–6, 8
Compass Racing^[13]	Acura NSX GT3 Evo	77	Rodrigo Sales^[13]	GT3	OV	7
Zelus Motorsports^[18]	Lamborghini Huracán GT3 Evo	88	Jason Harward^[18]	GT3	OV	All
Zelus Motorsports^[18]	Aston Martin Vantage AMR GT4	888	Sean Whalen^[19]	GT4	GT	6, 8
Random Vandals Racing^[6]	BMW M4 GT4	98	Paul Sparta^[6]	GT4	GT	4
Rotek Racing^[5]	Ford Mustang GT4	99	Robb Holland^[3]	GT4	GT	All
TKO Motorsports with Flying Lizard^[8]	Bentley Continental GT3	101	Memo Gidley^[20]	GT3	OV	5, 7–8
Stephen Cameron Racing^[5]	BMW M4 GT4	119	Sean Quinlan^[3]	GT4	GT	All
Stephen Cameron Racing^[5]	Porsche 718 Cayman GT4 Clubsport	619	Alain Stad^[8]	GT4	GT	2–3, 5–7
Premier Sportscar^[5]	Porsche 718 Cayman GT4 Clubsport	120	Adam Adelson^[3]	GT4	GT	1–7
TPC Racing^[8]	Lamborghini Huracán Super Trofeo GT2	381	Scott Schmidt^[8]	GT2	INV	2
Flying Lizard Motorsports^[8]	Porsche 911 GT3 R (2017)	460	Andy Wilzoch^[8]	GT3	MT	2, 5–8
CarBahn Motorsports with Peregrine Racing^[13]	Audi R8 LMS GT4 Evo	930	Sameer Ghandi^[13]	GT4	GT	7
RecStuff Racing^[8]	Mercedes-AMG GT4	999	Jeff Courtney^[8]	GT4	GT	2

Icon	Class
Car
GT2	GT2 Cars
GT3	GT3 Current-Gen Cars
GT3	GT3 Previous-Gen Cars
GT4	GT4 Cars
Drivers
OV	Overall
MT	Masters
GT	GT4
INV	Invitational

Race results

Bold indicates overall winner.

Round		Circuit	Pole position	Overall winners	Masters Winners	GT2 Winners	GT4 Winners	Invitational Winners
1	R1	Sonoma	No. 04 CrowdStrike / DXDT Racing	No. 04 CrowdStrike / DXDT Racing	No. 45 Wright Motorsports	No Entries	No. 119 Stephen Cameron Racing	No Entries
	R1		George Kurtz	George Kurtz	Charlie Luck		Sean Quinlan
	R2			No. 04 CrowdStrike / DXDT Racing	No. 45 Wright Motorsports		No. 99 Rotek Racing
	R2			George Kurtz	Charlie Luck		Robb Holland
2	R1	Austin	No. 14 GMG Racing	No. 14 GMG Racing	No. 460 Flying Lizard Motorsports		No. 89 RENNtech Motorsports	No. 381 TPC Racing
	R1		James Sofronas	James Sofronas	Andy Wilzoch		Ross Chouest	Scott Schmidt
	R2			No. 70 Inception Racing with Optimum Motorsport	No. 45 Wright Motorsports		No. 119 Stephen Cameron Racing	No. 381 TPC Racing
	R2			Brendan Iribe	Charlie Luck		Sean Quinlan	Scott Schmidt
3	R1	Virginia	No. 45 Wright Motorsports	No. 45 Wright Motorsports	No. 45 Wright Motorsports		No. 119 Stephen Cameron Racing	No. 21 EMG Motorsport
	R1		Charlie Luck	Charlie Luck	Charlie Luck		Sean Quinlan	Zoey Edenholm
	R2			No. 70 Inception Racing with Optimum Motorsport	No. 45 Wright Motorsports		No. 119 Stephen Cameron Racing	No. 112 EMG Motorsport
	R2			Brendan Iribe	Charlie Luck		Sean Quinlan	Dominic Starkweather
4	R1	Nashville	No. 14 GMG Racing	No. 14 GMG Racing	No. 191 Rearden Racing	No. 8 GMG Racing	No. 76 ROTR Motorsport	No Entries
	R1		James Sofronas	James Sofronas	Jeff Burton	Elias Sabo	Alex Welch
	R2			No. 62 Scuderia Corsa	No. 191 Rearden Racing	No Finishers	No. 39 RENNtech Motorsports
	R2			Bret Curtis	Jeff Burton	No Finishers	Chris Cagnazzi
5	R1	Road America	No. 14 GMG Racing	No. 14 GMG Racing	No. 45 Wright Motorsports	No Entries	No. 119 Stephen Cameron Racing
	R1		James Sofronas	James Sofronas	Charlie Luck		Sean Quinlan
	R2			No. 460 Flying Lizard Motorsports	No. 460 Flying Lizard Motorsports		No. 119 Stephen Cameron Racing
	R2			Andy Wilzoch	Andy Wilzoch		Sean Quinlan
6	R1	Watkins Glen	No. 45 Wright Motorsports	No. 45 Wright Motorsports	No. 45 Wright Motorsports		No. 2 GMG Racing	No. 90 TR3 Racing
	R1		Charlie Luck	Charlie Luck	Charlie Luck		Jason Bell	Caesar Bacarella
	R2			No. 191 Rearden Racing	No. 191 Rearden Racing		No. 2 GMG Racing	No. 90 TR3 Racing
	R2			Jeff Burton	Jeff Burton		Jason Bell	Caesar Bacarella
7	R1	Sebring	No. 101 TKO Motorsports with Flying Lizard	No. 101 TKO Motorsports with Flying Lizard	No. 460 Flying Lizard Motorsports	No. 8 GMG Racing	No. 119 Stephen Cameron Racing	No Entries
	R1		Memo Gidley	Memo Gidley	Andy Wilzoch	Elias Sabo	Sean Quinlan
	R2			No. 101 TKO Motorsports with Flying Lizard	No. 460 Flying Lizard Motorsports	No. 8 GMG Racing	No. 2 GMG Racing
	R2			Memo Gidley	Andy Wilzoch	Elias Sabo	Jason Bell
8	R1	Indianapolis	No. 70 Inception Racing	No. 70 Inception Racing	No. 45 Wright Motorsports	No. 8 GMG Racing	No. 2 GMG Racing
	R1		Brendan Iribe	Brendan Iribe	Charlie Luck	Elias Sabo	Jason Bell
	R2			No. 70 Inception Racing	No. 45 Wright Motorsports	No. 8 GMG Racing	No. 35 Heart of Racing Team
	R2			Brendan Iribe	Charlie Luck	Elias Sabo	Gray Newell

Championship standings

Scoring system

Championship points are awarded for the first ten positions in each race. Entries are required to complete 75% of the winning car's race distance in order to be classified and earn points.

Position	1st	2nd	3rd	4th	5th	6th	7th	8th	9th	10th
Points	25	18	15	12	10	8	6	4	2	1

Drivers' championships

GT3

Pos.	Driver	Masters	Team	SON		AUS		VIR		NSH		ELK		WGL		SEB		IND		Points
Pos.	Driver	Masters	Team	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	Points
1	Charlie Luck	MT	Wright Motorsports	2	2	7	3	1	2	3	7	3	Ret	1	4			2	3	209
2	Jeff Burton	MT	Rearden Racing	5	18	18	7	3	3	2	3	6	2	2	1	6	DNS	6	5	176
3	Jason Harward	OV	Zelus Motorsports	3	3	2	8	17	5	6	6	5	Ret	3	3	2	2	4	9	143
4	Brendan Iribe	OV	Inception Racing with Optimum Motorsport			4	1	2	1									1	1	130
5	James Sofronas	OV	GMG Racing			1	2			1	5	1	6							111
6	Kyle Washington	OV	GMG Racing	4	6	5	6	4	15	Ret	19	7	3					3	4	107
7	Andy Wilzoch	MT	Flying Lizard Motorsports			6	5					4	1	4	5	4	5	5	6	97
8	George Kurtz	OV	CrowdStrike / DXDT Racing	1	1	Ret	4	7	Ret	7	4	WD	WD							90
9	Jason Daskalos	OV	Daskalos Motorsports	Ret	4	3	Ret	15	Ret	4	2	8	4			5	4			79
10	CJ Moses	OV	CrowdStrike / DXDT Racing	DNS	DNS	DNS	9	5	4	8	8							8	8	46
11	Memo Gidley	OV	TKO Motorsports with Flying Lizard									2	Ret			1	1	9	2	40
12	Rodrigo Sales	OV	Compass Racing													3	3			30
13	Bret Curtis	OV	Scuderia Corsa							19	1									29
14	Dmitri Novikov	MT	Rearden Racing	12	5															18
15	John Megrue	MT	TR3 Racing									DNS	6	DNS	DNS					10
16	David Askew	MT	CrowdStrike / DXDT Racing							Ret	9									2
Pos.	Driver		Team	SON		AUS		VIR		NSH		ELK		WGL		SEB		IND		Points

GT2

Pos.	Driver	Team	SON		AUS		VIR		NSH		ELK		WGL		SEB		IND		Points
Pos.	Driver	Team	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	Points
1	Elias Sabo	GMG Racing							5	Ret					7	6	7	7	75
Pos.	Driver	Team	SON		AUS		VIR		NSH		ELK		WGL		SEB		IND		Points

GT4

Pos.	Driver	Team	SON		AUS		VIR		NSH		ELK		WGL		SEB		IND		Points
Pos.	Driver	Team	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	RD1	RD2	Points
1	Jason Bell	GMG Racing	8	10	9	13	8	10	15	14	11	7	5	6	9	DNS	10	11	230
2	Sean Quinlan	Stephen Cameron Racing	6	9	20	11	6	6	9	13	9	5	NC	10	8	16	12	Ret	217
3	Robb Holland	Rotek Racing	7	7	11	15	12	12	10	12	13	9	10	13			14	17	162
4	Alex Welch	ROTR Motorsport	17	14	16	16	10	7	9	11	14	10	11	9			17	12	146
5	Gray Newell	Heart of Racing Team	16	15	14	14	13	11	18	18	15	Ret	6	Ret	16	9	11	10	105
6	Chris Cagnazzi	RENNtech Motorsports			10	DNS	9	8	13	10	10	Ret			12	10	16	Ret	104
7	Ross Chouest	RENNtech Motorsports	15	17	8	12	11	9	DNS	DNS	17	Ret	8	7	10	Ret			102
8	Scott Noble	Nolasport									12	8			11	8	13	13	51
9	Christopher Gumprecht	RENNtech Motorsports					DNS	DNS			18	11	9	8	Ret	11	15	16	50
10	Adam Adelson	Premier Sportscar	9	11	13	Ret	Ret	DNS	14	15	19	13			15	13			50
11	Alain Stad	Stephen Cameron Racing			19	17	14	13			16	12	14	12	DNS	12			33
12	Phil Bloom	Classic BMW	10	8	DNS	DNS													28
13	Elias Sabo	GMG Racing	11	13	17	18													20
14	Tim Pappas	Black Swan Racing	Ret	12	12	DNS	DNS	Ret			DNS	DNS							18
15	Thomas Surgent	Prive Motorsports / Topp Racing			21	DNS			17	21			12	11			20	18	18
16	Sean Whalen	Zelus Motorsports											13	15			18	15	15
17	Mark Brummond	Classic BMW							12	20									13
18	Matt Rivard	Dexter Racing													14	14	19	14	11
19	Matt Forbush	TGR Forbush Performance							16	16									10
20	Matt Dalton	Notlad Racing by RS1	13	16	DNS	Ret	Ret	DNS											7
21	Dan Miller	ST Racing	14	19															4
21	Derek DeBoer	The Racer's Group							Ret	17									4
23	Paul Kiebler	Automatic Racing									NC	14	DNS	14	13	15			4
24	Jason Nolan	GMG Racing			DNS	19													2
25	Jeff Courtney	RecStuff Racing			DNS	DNS													0
26	Jason Hall	Nolasport	DNS	DNS															0
27	John Allen	Capstone Motorsports									DNS								0
28	Sameer Ghandi	CarBahn Motorsports with Peregrine Racing													DNS	DNS			0
Pos.	Driver	Team	SON		AUS		VIR		NSH		ELK		WGL		SEB		IND		Points

References

↑ Dagys, John (October 26, 2020). "COTA Date Set; 2021 SRO America Calendars Confirmed". sportscar365.com. John Dagys Media. Retrieved January 9, 2021.
↑ Daniel, Lloyd (October 2, 2020). "GT4 Sprint, GTSC Absorbed into New GT America Series". sportscar365.com. John Dagys Media. Retrieved February 3, 2021.
1 2 3 4 5 6 7 8 9 10 11 12 13 Lloyd, Daniel (February 26, 2021). "Winward, Turner Listed in Pro Class for Sonoma Opener". sportscar365.com. John Dagys Media. Retrieved February 26, 2021.
1 2 Dagys, John (February 3, 2021). "Cooper, Vogel Join DXDT in Expanded Three-Car GT3 Effort". sportscar365. John Dagys Media. Retrieved February 3, 2021.
1 2 3 4 5 6 7 8 9 10 11 12 Dagys, John (February 10, 2021). "14 Entries for Sonoma Opener; Nearly 100 Cars for Event". sportscar365.com. John Dagys Media. Retrieved February 10, 2021.
1 2 3 4 5 6 7 8 9 10 11 12 "The Sounds of GT Race Cars Ready to Roar on the Streets of Nashville". gtamerica.us. SRO Motorsports Group. July 30, 2021. Retrieved July 30, 2021.
1 2 3 Dagys, John (January 26, 2021). "GMG Confirms Multi-Car SRO America Program". sportscar365. John Dagys Media. Retrieved January 26, 2021.
1 2 3 4 5 6 7 8 9 10 11 12 "Growing GT America powered by AWS Grid Set for Circuit of the Americas". SRO Motorsports Group. April 23, 2021. Retrieved April 23, 2021.
↑ Dagys, John (December 14, 2020). "GMG Confirms Multi-Car SRO America Program". sportscar365. John Dagys Media. Retrieved December 14, 2020.
1 2 Dagys, John (April 30, 2021). "Sofronas Debuts Ex-FFF Lamborghini Huracan GT3 Evo". sportscar365. John Dagys Media. Retrieved April 30, 2021.
1 2 3 4 5 6 7 "From Music City to the National Park of Speed, GT Sprint Racing Returns to Road America". gtamerica.us. SRO Motorsports Group. August 20, 2021. Retrieved August 20, 2021.
1 2 3 4 5 "GT Sprint Racing Returns to Upstate New York for a Double-header at The Glen". gtamerica.us. SRO Motorsports Group. September 10, 2021. Retrieved September 10, 2021.
1 2 3 4 5 "Sebring Invitational Set for Sprint Showdown in the South". gtamerica.us. SRO Motorsports Group. September 24, 2021. Retrieved September 24, 2021.
1 2 3 4 "GT Sprint Racing Celebrates Return to VIRginia International Raceway". gtamerica.us. SRO Motorsports Group. May 28, 2021. Retrieved May 29, 2021.
1 2 3 4 Myrehn, Ryan (February 17, 2021). "Rearden Steps Up to GT3 With Lamborghini Entries". sportscar365.com. John Dagys Media. Retrieved February 17, 2021.
1 2 Dagys, John (February 23, 2021). "Wright Expands into Two-Car Porsche GT3 Effort". sportscar365.com. John Dagys Media. Retrieved February 23, 2021.
1 2 Lloyd, Daniel (April 23, 2021). "Optimum to Make Series Debut at COTA With McLaren 720S GT3". sportscar365.com. John Dagys Media. Retrieved April 23, 2021.
1 2 Dagys, John (February 23, 2021). "Zelus Motorsports to Debut With Lamborghini Featuring Snow". sportscar365.com. John Dagys Media. Retrieved February 23, 2021.
↑ "GT America Championship Bids Come Down to the Wire at The Brickyard". gtamerica.us. SRO Motorsports Group. October 8, 2021. Retrieved October 8, 2021.
↑ Dagys, John (August 11, 2021). "Gidley to Make Return in Flying Lizard-Run Bentley". sportscar365.com. John Dagys Media. Retrieved August 11, 2021.

External links

Official website

[1] Dagys, John (October 26, 2020). "COTA Date Set; 2021 SRO America Calendars Confirmed". sportscar365.com. John Dagys Media. Retrieved January 9, 2021.

[2] Daniel, Lloyd (October 2, 2020). "GT4 Sprint, GTSC Absorbed into New GT America Series". sportscar365.com. John Dagys Media. Retrieved February 3, 2021.

[22Entries-3] 1 2 3 4 5 6 7 8 9 10 11 12 13 Lloyd, Daniel (February 26, 2021). "Winward, Turner Listed in Pro Class for Sonoma Opener". sportscar365.com. John Dagys Media. Retrieved February 26, 2021.

[DXDT21-4] 1 2 Dagys, John (February 3, 2021). "Cooper, Vogel Join DXDT in Expanded Three-Car GT3 Effort". sportscar365. John Dagys Media. Retrieved February 3, 2021.

[21Entries-5] 1 2 3 4 5 6 7 8 9 10 11 12 Dagys, John (February 10, 2021). "14 Entries for Sonoma Opener; Nearly 100 Cars for Event". sportscar365.com. John Dagys Media. Retrieved February 10, 2021.

[NashvilleEntries-6] 1 2 3 4 5 6 7 8 9 10 11 12 "The Sounds of GT Race Cars Ready to Roar on the Streets of Nashville". gtamerica.us. SRO Motorsports Group. July 30, 2021. Retrieved July 30, 2021.

[GMG2021-7] 1 2 3 Dagys, John (January 26, 2021). "GMG Confirms Multi-Car SRO America Program". sportscar365. John Dagys Media. Retrieved January 26, 2021.

[COTA_R2-8] 1 2 3 4 5 6 7 8 9 10 11 12 "Growing GT America powered by AWS Grid Set for Circuit of the Americas". SRO Motorsports Group. April 23, 2021. Retrieved April 23, 2021.

[GMGAMR-9] Dagys, John (December 14, 2020). "GMG Confirms Multi-Car SRO America Program". sportscar365. John Dagys Media. Retrieved December 14, 2020.

[GMGFFFLambo-10] 1 2 Dagys, John (April 30, 2021). "Sofronas Debuts Ex-FFF Lamborghini Huracan GT3 Evo". sportscar365. John Dagys Media. Retrieved April 30, 2021.

[26Entries-11] 1 2 3 4 5 6 7 "From Music City to the National Park of Speed, GT Sprint Racing Returns to Road America". gtamerica.us. SRO Motorsports Group. August 20, 2021. Retrieved August 20, 2021.

[WGLentries-12] 1 2 3 4 5 "GT Sprint Racing Returns to Upstate New York for a Double-header at The Glen". gtamerica.us. SRO Motorsports Group. September 10, 2021. Retrieved September 10, 2021.

[SEBentries-13] 1 2 3 4 5 "Sebring Invitational Set for Sprint Showdown in the South". gtamerica.us. SRO Motorsports Group. September 24, 2021. Retrieved September 24, 2021.

[VIR_Entry-14] 1 2 3 4 "GT Sprint Racing Celebrates Return to VIRginia International Raceway". gtamerica.us. SRO Motorsports Group. May 28, 2021. Retrieved May 29, 2021.

[ReardenLamboAudi-15] 1 2 3 4 Myrehn, Ryan (February 17, 2021). "Rearden Steps Up to GT3 With Lamborghini Entries". sportscar365.com. John Dagys Media. Retrieved February 17, 2021.

[WrightPorsche-16] 1 2 Dagys, John (February 23, 2021). "Wright Expands into Two-Car Porsche GT3 Effort". sportscar365.com. John Dagys Media. Retrieved February 23, 2021.

[InceptionOptimumMcLaren-17] 1 2 Lloyd, Daniel (April 23, 2021). "Optimum to Make Series Debut at COTA With McLaren 720S GT3". sportscar365.com. John Dagys Media. Retrieved April 23, 2021.

[ZelusLambo-18] 1 2 Dagys, John (February 23, 2021). "Zelus Motorsports to Debut With Lamborghini Featuring Snow". sportscar365.com. John Dagys Media. Retrieved February 23, 2021.

[INDentries-19] "GT America Championship Bids Come Down to the Wire at The Brickyard". gtamerica.us. SRO Motorsports Group. October 8, 2021. Retrieved October 8, 2021.

[TKOFlyingLizard-20] Dagys, John (August 11, 2021). "Gidley to Make Return in Flying Lizard-Run Bentley". sportscar365.com. John Dagys Media. Retrieved August 11, 2021.

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