2023 GT4 America Series explained

The 2023 Pirelli GT4 America Series is the fifth season of the GT4 America Series. The season began on April 2 at Sonoma Raceway and ended on October 8 at Indianapolis Motor Speedway.

Calendar

The preliminary calendar was released on July 29, 2022, featuring 14 races across seven rounds.^[1] All rounds support the 2023 GT World Challenge America.

Round	Circuit	Date
1	Sonoma Raceway, Sonoma, California	March 30 – April 2
2	NOLA Motorsports Park, Avondale, Louisiana	April 28–30
3	Circuit of the Americas, Austin, Texas	May 19–21
4	Virginia International Raceway, Alton, Virginia	June 16–18
5	Road America, Elkhart Lake, Wisconsin	August 18–20
6	Sebring International Raceway, Sebring, Florida	September 22–24
7	Indianapolis Motor Speedway, Indianapolis, Indiana	October 6–8

Entry list

Team Car Engine Drivers Class Rounds Zotz Racing / CCDP Racing^[2] Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 09 Christian Ruppel Am 1–6 Eric Zitza Archangel Motorsports^[3] Aston Martin Vantage AMR GT4 Aston Martin 4.0 L Turbo V8 069 Todd Coleman PA 1–3 Billy Johnson Rotek Racing Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 099 Robb Holland Am 1–2 Alain Stad Flying Lizard Motorsports^[4] Aston Martin Vantage AMR GT4 Aston Martin 4.0 L Turbo V8 2 Jason Bell PA 3, 6–7 Michael Cooper 8 Andy Lee PA S All 6 Elias Sabo 13 Tom Dyer PA 7 Todd Parriott ACI Motorsports^[5] Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 7 Kay van Berlo PA All Curt Swearingin 19 Andrew Davis S All Francis Selldorff 58 Richard Edge Am All Matt Halcome Rooster Hall Racing BMW M4 GT4 Gen II BMW 3.0 L Twin-Turbo I6 12 Michael Dayton Am 4 Jason Griscavage 44 Colin Garrett PA All Johan Schwartz GMG Racing Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 13 Tom Dyer PA 5 Todd Parriott 32 James Sofronas Am 1 Kyle Washington 71 Jay Logan PA 3 Alec Udell RennSport1 Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 18 Austin Krainz Am All Roland Krainz TGR Carrus Callas Raceteam Toyota GR Supra GT4 BMW B58B30 3.0 L Twin-Turbo I6 20 Terry Borcheller Am All Nick Shanny TechSport Racing^[6] Nissan Z Nismo GT4 Nissan VR30DDTT 3.0 L Twin-Turbo V6 22 Colin Harrison Am 1 Eric Powell Colin Harrison PA All Eric Powell 23 Bryan Heitkotter PA All Tyler Stone Heart of Racing Team^[7] Aston Martin Vantage AMR GT4 Aston Martin 4.0 L Turbo V8 24 Gray Newell PA All Ian James 1 Roman De Angelis 2–7 26 Hannah Grisham^[8] Am All Rianna O'Meara-Hunt JTR Motorsports Engineering^[9] Mercedes-AMG GT4 Mercedes-AMG M178 4.0 L V8 29 Peter Atwater PA 1 Luca Mars Conquest Racing / JMF Motorsports Mercedes-AMG GT4 Mercedes-AMG M178 4.0 L V8 34 Michai Stephens S All Jesse Webb Conquest Racing 35 Paulo Carcasci Am 1–2 Custodio Toledo Cedric Sbirrazzuoli^[10] PA 5–7 Custodio Toledo Bimmerworld Racing^[11] BMW M4 GT4 Gen II BMW 3.0 L Twin-Turbo I6 36 James Clay Am All Charlie Postins 82 Tyler McQuarrie PA All James Walker Jr. TGR Skip Barber Racing School^[12] Toyota GR Supra GT4 BMW B58B30 3.0 L Twin-Turbo I6 37 Carter Fartuch PA All Matthew Forbush NolaSport Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 47 Jason Hart PA All Matt Travis 52 Lee Carpentier Am All David Peterman 83 Nelson Calle Am All Juan Pablo Martinez Chouest Povoledo Racing Aston Martin Vantage AMR GT4 Aston Martin 4.0 L Turbo V8 50 Ross Chouest PA All Aaron Povoledo Auto Technic Racing BMW M4 GT4 Gen II BMW 3.0 L Twin-Turbo I6 51 Zac Anderson S 1, 3–7 John Capestro-Dubets 1, 3–4, 6–7 253 Satakal Khalsa Am All Rob Walker Black Swan Racing McLaren Artura GT4 McLaren M630 3.0  L Turbo V6 54 Jeroen Bleekemolen PA 1–3 Tim Pappas TGR Smooge Racing^[13] Toyota GR Supra GT4 Evo BMW B58B30 3.0 L Twin-Turbo I6 67 Joey DaSilva Am 1–2, 4–7 Isabella Robusto^[14] 1, 4, 7 Tony Ave 2, 5–6 Joey DaSilva PA 3 Jesse Love 68 Kevin Conway^[15] S 1 John Geesbreght Kevin Conway PA 2–7 John Geesbreght 2–6 Aaron Telitz 7 KRUGSPEED Toyota GR Supra GT4 BMW B58B30 3.0 L Twin-Turbo I6 72 Anthony Geraci Am 2–7 Jaden Lander TGR Copeland Motorsports^[16] Toyota GR Supra GT4 BMW B58B30 3.0 L Twin-Turbo I6 74 Tyler Gonzalez S 1–4, 6 Tyler Maxson TR3 Racing^[17] Mercedes-AMG GT4 Mercedes-AMG M178 4.0 L V8 77 Jon Branam Am 1–4 Paul Kiebler Crucial Motorsports McLaren Artura GT4 McLaren M630 3.0 L V6 80 Nick Longhi Am 5–6 Kaia Teo BGB Motorsports Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 81 Thomas Collingwood Am 6 John Tecce STR38 Motorsports BMW M4 GT4 Gen II BMW 3.0 L Twin-Turbo I6 88 Chandler Hull S All Jon Miller 1, 3 Harry Gottsacker 2, 4–7 438 Chris Allen Am All Robert Mau RENNtech Motorsports^[18] Mercedes-AMG GT4 Mercedes-AMG M178 4.0 L V8 89 Michael Auriemma Am All Tommy Johnson CrowdStrike Racing by Random Vandals^[19] BMW M4 GT4 Gen II BMW 3.0 L Twin-Turbo I6 92 Kevin Boehm S All Kenton Koch Random Vandals Racing^[20] ^[21] 98 Al Carter Am All Paul Sparta Valkyrie Velocity Racing^[22] Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 95 Rob Ferriol PA 1–3 Mac Clark 1 Will Owen 2–3 96 Dominic Starkweather S 1–3 Chris Walsh 97 Sean Gibbons Am 1–3 Sam Owen Extreme Velocity Motorsports Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 99 Matt Joffe Am 4 Grant Maiman van der Steur Racing^[23] Aston Martin Vantage AMR GT4 Aston Martin 4.0 L Turbo V8 119 Jamie Day^[24] S 5 Rory van der Steur 428 Brady Behrman PA 1 Coby Shield Brady Behrman Am 2–4 Coby Shield SP Motorsports Porsche 718 Cayman GT4 RS Clubsport Porsche 4.0 L Flat-6 899 Jaden Conwright PA 1 Anderson Tanoto TGR Hanley Motorsports^[25] Toyota GR Supra GT4 Evo BMW B58B30 3.0 L Twin-Turbo I6 999 Daniel Hanley S All Parker Thompson Source: ^[26] ^[27] ^[28] ^[29] ^[30]

Icon Class S Silver Cup PA Pro-Am Cup Am Am Cup INV Invitational

Race results

Bold indicates overall winner

Round		Circuit	Pole position	Silver Winners	Pro/Am Winners	Am Winners
1	1	Sonoma	#34 Conquest Racing / JMF Motorsport	#34 Conquest Racing / JMF Motorsport	#47 NolaSport		Report
			Michai Stephens Jesse Webb	Michai Stephens Jesse Webb	Jason Hart Matt Travis	Paulo Carcasci Custodio Toledo
	R2		#47 NolaSport	#34 Conquest Racing / JMF Motorsport	#50 Chouest Povoledo Racing	#20 TGR Carrus Callas Raceteam	Report
			Jason Hart Matt Travis	Michai Stephens Jesse Webb	Ross Chouest Aaron Povoledo	Terry Borcheller Nick Shanny
2	R1	NOLA	#34 Conquest Racing / JMF Motorsport	#51 Auto Technic Racing	#24 Heart of Racing Team	#36 Bimmerworld Racing	Report
			Michai Stephens Jesse Webb	Zac Anderson John Capestro-Dubets	Roman De Angelis Gray Newell	Charlie Postins James Clay
	R2		#92 CrowdStrike Racing by Random Vandals	Race cancelled^[31]
			Kevin Boehm Kenton Koch
3	R1	COTA	#74 TGR Copeland Motorsports	#51 Auto Technic Racing	#68 TGR Smooge Racing	#438 STR38 Motorsports	Report
			Tyler Gonzalez Tyler Maxson	Zac Anderson John Capestro-Dubets	Kevin Conway John Geesbreght	Robert Mau Chris Allen
	R2		#54 Black Swan Racing	#999 TGR Hanley Motorsports	#2 Flying Lizard Motorsports	#36 Bimmerworld Racing	Report
			Jeroen Bleekemolen Tim Pappas	Daniel Hanley Parker Thompson	Jason Bell Michael Cooper	Charlie Postins James Clay
4	R1	Virginia	#51 Auto Technic Racing	#92 CrowdStrike Racing by Random Vandals	#82 Bimmerworld Racing	#36 Bimmerworld Racing	Report
			Zac Anderson John Capestro-Dubets	Kevin Boehm Kenton Koch	Tyler McQuarrie James Walker Jr.	Charlie Postins James Clay
	R2		#999 TGR Hanley Motorsports	#51 Auto Technic Racing	#82 Bimmerworld Racing	#36 Bimmerworld Racing	Report
			Daniel Hanley Parker Thompson	Zac Anderson John Capestro-Dubets	Tyler McQuarrie James Walker Jr.	Charlie Postins James Clay
5	R1		#34 Conquest Racing / JMF Motorsport	#34 Conquest Racing / JMF Motorsport	#44 Rooster Hall Racing	#36 Bimmerworld Racing	Report
			Michai Stephens Jesse Webb	Michai Stephens Jesse Webb	Colin Garrett Johan Schwartz	Charlie Postins James Clay
	R2		Session cancelled	#51 Auto Technic Racing	#82 Bimmerworld Racing	#36 Bimmerworld Racing	Report
				Zac Anderson	Tyler McQuarrie James Walker Jr.	Charlie Postins James Clay
6		Sebring	Based on NOLA Qualifying 2	#999 TGR Hanley Motorsports	Flying Lizard Motorsports	#36 Bimmerworld Racing	Report
				Daniel Hanley Parker Thompson	Andy Lee Elias Sabo	Charlie Postins James Clay
	R1		#34 Conquest Racing / JMF Motorsport	#92 CrowdStrike Racing by Random Vandals	#47 NolaSport	#58 ACI Motorsports	Report
			Michai Stephens Jesse Webb	Kevin Boehm Kenton Koch	Jason Hart Matt Travis	Richard Edge Matt Halcome
	R2		#999 TGR Hanley Motorsports	#34 Conquest Racing / JMF Motorsport	#2 Flying Lizard Motorsports	#72 KRUGSPEED	Report
			Daniel Hanley Parker Thompson	Michai Stephens Jesse Webb	Jason Bell Michael Cooper	Anthony Geraci Jaden Lander
7	R1	Indianapolis	#34 Conquest Racing / JMF Motorsport	#92 CrowdStrike Racing by Random Vandals	#24 Heart of Racing Team	#26 Heart of Racing Team	Report
			Michai Stephens Jesse Webb	Kevin Boehm Kenton Koch	Roman De Angelis Gray Newell	Hannah Grisham Rianna O'Meara-Hunt
	R2		#2 Flying Lizard Motorsports	#34 Conquest Racing / JMF Motorsport	#68 TGR Smooge Racing	#26 Heart of Racing Team	Report
			Jason Bell Michael Cooper	Michai Stephens Jesse Webb	Kevin Conway Aaron Telitz	Hannah Grisham Rianna O'Meara-Hunt

Championship standings

Scoring system

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

Drivers' championship

Drivers Team SON NOL COA VIR ROA SEB IMS Points Silver Cup 1 Zac Anderson Auto Technic Racing 7 8 1 C 1 3 2 1 3 1 2 2 3 5 20 259 2 Michai Stephens Jesse Webb Conquest Racing / JWF Motorsports 2 6 2 C 2 33 12 3 1 7 4 4 1 25 1 238 3 Kevin Boehm Kenton Koch CrowdStrike Racing by Random Vandals 3 39 14 C 4 37 1 2 2 2 3 1 2 1 6 227 4 John Capestro-Dubets Auto Technic Racing 7 8 1 C 1 3 2 1 2 2 3 5 20 219 5 Chandler Hull STR38 Motorsports 10 9 6 C 3 38 6 4 22 25 7 21 4 6 Ret 152 6 Andrew Davis Francis Selldorff ACI Motorsports 4 12 11 C 11 34 10 9 Ret 16 22 8 5 4 3 145 7 Daniel Hanley Parker Thompson TGR Hanley Motorsports Ret 30 35 C 7 2 DNS DNS 10 4 1 3 8 14 Ret 142 8 Harry Gottsacker STR38 Motorsports 6 C 6 4 22 25 7 21 4 6 Ret 108 9 Tyler Gonzalez Tyler Maxson TGR Copeland Motorsports 21 11 Ret C 5 11 9 11 63 10 Jon Miller STR38 Motorsports 10 9 3 38 44 11 Dominic Starkweather Chris Walsh Valkyrie Velocity Racing 12 16 29 C 30 27 40 12 Jamie Day Rory van der Steur van der Steur Racing 8 31 18 13 Andy Lee Elias Sabo Flying Lizard Motorsports 27 6 Pro-Am Cup 1 Jason Hart Matt Travis NolaSport 1 5 32 C 9 5 5 10 21 8 6 5 Ret 3 7 190 2 Tyler McQuarrie James Walker Jr. Bimmerworld Racing 11 10 5 C Ret 4 3 6 6 3 8 7 13 Ret 9 189 3 Andy Lee Elias Sabo Flying Lizard Motorsports 6 7 7 C 15 8 11 13 7 9 5 Ret 19 13 135 4 Gray Newell Heart of Racing Team 34 22 3 C 25 39 DNS 18 4 14 10 Ret 20 2 5 119 Roman De Angelis 3 C 25 39 DNS 18 4 14 10 Ret 20 2 5 5 Ross Chouest Aaron Povoledo Chouest Povoledo Racing 5 2 4 C Ret 12 13 8 Ret 13 24 27 29 21 8 118 6 Kay van Berlo Curt Swearingin ACI Motorsports 43 Ret 28 C 17 6 29 7 5 19 9 22 7 26 4 116 7 Kevin Conway TGR Smooge Racing 9 38 8 C 6 7 16 28 30 20 18 28 DNS 7 2 114 8 Colin Garrett Johan Schwartz Rooster Hall Racing 20 26 9 C 8 31 7 27 27 10 Ret 9 15 9 11 103 9 Jason Bell Michael Cooper Flying Lizard Motorsports 10 1 6 6 Ret Ret 80 10 John Geesbreght TGR Smooge Racing 9 38 8 C 6 7 16 28 30 20 18 28 DNS 74 11 Colin Harrison Eric Powell TechSport Racing 28 4 20 C 23 40 27 Ret DNS 30 15 29 10 17 19 58 12 Bryan Heitkotter Tyler Stone TechSport Racing 25 13 37 C Ret 20 32 24 30 16 7 10 27 42 13 Carter Fartuch Matthew Forbush TGR Skip Barber Racing School 35 3 26 C 33 26 28 Ret 14 22 17 Ret 32 24 Ret 41 14 Aaron Telitz TGR Smooge Racing 7 2 40 15 Cedric Sbirrazzuoli Custodio Toledo Conquest Racing 17 26 19 14 17 16 22 32 16 Tom Dyer Todd Parriott GMG Racing 20 12 11 21 25 17 Rob Ferriol Valkyrie Velocity Racing 8 17 24 C 29 15 18 18 Jaden Conwright Anderson Tanoto SP Motorsports 17 36 22 10 16 19 Mac Clark Valkyrie Velocity Racing 8 17 14 20= Jeroen Bleekemolen Tim Pappas Black Swan Racing Ret 12 C Ret 36 6 20= Jay Logan Alec Udell GMG Racing 19 32 6 21= Peter Atwater Luca Mars JTR Motorsports Engineering Ret 14 4 21= Will Owen Valkyrie Velocity Racing 24 C 29 15 4 22 Brady Behrman Coby Shield van der Steur Racing Ret 19 1 Ian James Heart of Racing Team 34 22 0 Todd Coleman Billy Johnson Archangel Motorsports Ret 35 Ret C 0 Joey DaSilva Jesse Love TGR Smooge Racing 31 23 1 Am Cup 1 Charlie Postins James Clay Bimmerworld Racing 15 37 10 C 13 9 4 5 9 5 11 12 11 Ret 14 256 2 Robert Mau Chris Allen STR38 Motorsports 22 15 17 C 12 13 8 26 26 15 14 11 14 13 16 174 3 Terry Borcheller Nick Shanny TGR Carrus Callas Raceteam 14 1 19 C 27 17 26 15 15 24 16 Ret 21 12 12 136 4 Anthony Geraci Jaden Lander KRUGSPEED 13 C 35 35 30 12 12 21 Ret 13 9 20 23 106 5 Paul Sparta Al Carter Random Vandals Racing 23 Ret 25 C 16 19 14 21 11 11 13 Ret 22 22 26 98 6 Hannah Grisham Rianna O'Meara-Hunt Heart of Racing Team Ret 25 30 C 18 24 19 16 28 DNS 26 15 Ret 8 10 92 7 Satakal Khalsa Rob Walker Auto Technic Racing 29 31 38 C 14 18 18 Ret 16 6 21 25 23 15 15 89 8 Roland Krainz Austin Krainz RennSport1 18 29 16 C 28 21 24 31 25 18 12 26 12 23 17 79 9 Nelson Calle Juan Pablo Martinez NolaSport 19 18 34 C 26 22 15 29 29 Ret 25 17 18 18 18 75 10 Richard Edge Matt Halcome ACI Motorsports 30 33 23 C 20 28 20 30 23 17 20 10 19 66 11 Michael Auriemma Tommy Johnson RENNtech Motorsports 32 24 15 C 21 29 21 25 13 27 23 19 25 Ret 24 52 12 Paul Kiebler Jon Branam TR3 Racing 24 20 18 C 34 14 25 17 45 13 Brady Behrman Coby Shield van der Steur Racing 22 C 24 16 17 14 43 14 Joey DaSilva TGR Smooge Racing 16 21 Ret C 23 19 24 Ret 28 20 24 Ret Ret 32 15 Isabella Robusto TGR Smooge Racing 16 21 23 19 28 16 Paulo Carcasci Custodio Toledo Conquest Racing 13 27 33 C 27 17 David Peterman Lee Carpentier NolaSport 31 34 Ret C 32 25 31 23 19 23 29 18 26 Ret 25 15 18 Matt Joffe Grant Maiman Extreme Velocity Motorsports 21 C 22 20 9 19= Sean Gibbons Sam Owen Valkyrie Velocity Racing 27 23 31 C Ret Ret 8 19= Christian Ruppel Eric Zitza Zotz Racing/CCDP Racing 33 Ret 36 C 36 30 34 22 18 29 27 23 28 8 20 Tony Ave TGR Smooge Racing Ret C 24 Ret 28 20 24 Ret Ret 4 21 Robb Holland Alain Stad Rotek Racing 26 DNS 27 C 1 Kyle Washington James Sofronas GMG Racing Ret 32 0 Michael Dayton Jason Griscavage Rooster Hall Racing 33 Ret 0 Nick Longhi Kaia Teo Crucial Motorsports Ret 28 30 30 0 Thomas Collingwood John Tecce BGB Motorsports 24 31 0 Drivers Team SON NOL COA VIR ROA SEB IMS Points

Bold – Pole Italics – Fastest Lap

Notes and References

1. News: CoTA Returns, NOLA To Kick Off 2023 SRO America Calendar. July 29, 2022. dailysportscar.com. R.J.. O'Connell. August 20, 2022.
2. News: 2023 GT4 America Season Opens With 43-Car Entry At Sonoma. Goodwin. Graham. 27 March 2023. Dailysportscar. 27 March 2023.
3. News: Archangel Motorsports Set for Busy SportsCar Racing Season. 23 February 2023. gt4-america.com. SRO Motorsports Group America. 23 February 2023.
4. News: Flying Lizard Reveals Aston Martin GT4 Liveries. 10 February 2023. sportscar365.com. John Dagys Media. 10 February 2023.
5. News: Maxson, Gonzalez to Reunite in Copeland Toyota Supra GT4. 10 February 2023. sportscar365.com. Staff. Sportscar365. John Dagys Media. 10 February 2023.
6. News: TechSport Racing To Run New Nissan Z GT4 America in SRO Pirelli GT4 America Series. 27 January 2023. gt4-america.com. SRO Motorsports Group America. 27 January 2023.
7. News: Heart of Racing Confirm Two-Car Aston Martin GT4 Effort. 22 February 2023. sportscar365.com. Dagys. John. John Dagys Media. 22 February 2023.
8. News: Grisham, O'Meara-Hunt Win Heart of Racing Aston Drives. 21 November 2022. sportscar365.com. John Dagys Media. 21 November 2022.
9. News: JTR Launches Pirelli GT4 America Effort with Luca Mars & Peter Atwater. 24 March 2023. gt4-america.com. SRO Motorsports Group America. 24 March 2023.
10. Web site: Conquest Racing Equipped with Double GT4 America Entries for Road America with New Addition Cédric Sbirrazzuoli . 2023-09-02 . GT4 America . en-GB.
11. News: BimmerWorld Racing 2023 SRO Season Announcement. 3 March 2023. gt4-america.com. SRO Motorsports Group America. 3 March 2023.
12. News: Skip Barber Race Team to Compete in 2023 Pirelli GT4 America Season. 24 January 2023. gt4-america.com. SRO Motorsports Group America. 24 January 2023.
13. News: TRD Development Driver Isabella Robusto Joins Smooge Racing for SRO GT4 America Championship. 18 January 2023. gt4-america.com. SRO Motorsports Group America. 18 January 2023.
14. News: TRD Development Driver Robusto Joins Smooge Racing. 8 February 2023. sportscar365.com. Dagys. John. John Dagys Media. 8 February 2023.
15. News: Geesbreght, Conway Return to Smooge in Toyota GR Supra GT4. 8 February 2023. sportscar365.com. Dagys. John. John Dagys Media. 8 February 2023.
16. News: Maxson, Gonzalez to Reunite in Copeland Toyota Supra GT4. 10 February 2023. sportscar365.com. Staff. Sportscar365. John Dagys Media. 10 February 2023.
17. News: TR3 Switches to Mercedes-AMG, Adds GT4 Program. 27 March 2023. sportscar365.com. Dagys. John. John Dagys Media. 27 March 2023.
18. News: RENNtech Motorsports to race full season in Pirelli GT4 America. 20 February 2023. gt4-america.com. SRO Motorsports Group America. 20 February 2023.
19. News: CrowdStrike Racing/AWS Driver Kevin Boehm Joins Random Vandals Racing for the 2023 GT4 America Season. 22 March 2023. gt4-america.com. SRO Motorsports Group America. 22 March 2023.
20. News: Random Vandals Racing Signs Kenton Koch For 2023 SRO and IMSA Seasons. January 6, 2023. Dailysportscar. January 6, 2023.
21. News: Koch Joins Random Vandals as BSport Ceases Operations. 8 January 2023. sportscar365.com. Dagys. John. John Dagys Media. 8 January 2023.
22. News: Valkyrie Velocity Announces Three-Car Driver Line-Up, Partners for Pirelli GT4 America Season. 24 March 2023. gt4-america.com. SRO Motorsports Group America. 24 March 2023.
23. Web site: Van der Steur Expands into GT4 America With Aston Martin. 9 January 2023. sportscar365.com. John Dagys Media. 9 January 2023.
24. Web site: Full Speed Ahead as the Pirelli GT4 America Field Arrives at Road America . 2023-09-02 . GT4 America . en-GB.
25. News: Hanley Motorsports Debuts with a 2023 Campaign in Pirelli GT4 America. 27 March 2023. gt4-america.com. SRO Motorsports Group America. 27 March 2023.
26. News: Entry Lists - 2023 / SONOMA RACEWAY. gt4-america.com. SRO Motorsports Group America. 18 June 2023.
27. News: Entry Lists - 2023 / NOLA MOTORSPORTS PARK. gt4-america.com. SRO Motorsports Group America. 18 June 2023.
28. News: Entry Lists - 2023 / CIRCUIT OF THE AMERICAS. gt4-america.com. SRO Motorsports Group America. 18 June 2023.
29. News: Entry Lists - 2023 / VIRGINIA INTERNATIONAL RACEWAY. gt4-america.com. SRO Motorsports Group America. 18 June 2023.
30. News: Entry Lists - 2023 / ROAD AMERICA. gt4-america.com. SRO Motorsports Group America. 12 September 2023.
31. News: Pirelli GT4 America Race Cancelled Due to Heavy Rain. April 29, 2023. October 25, 2023.