RG Snyman was initially named at lock in the South Africa team, but was forced to withdraw due to injury. He was replaced by Pieter-Steph du Toit, with Ben-Jason Dixon replacing du Toit at blindside flanker and Salmaan Moerat taking Dixon's place among the substitutes.[9]
Julián Montoya became the fourth Argentine to earn his 100th test cap.
Josh Canham (Australia) made his international debut.
James Slipper earned his 139th international cap, to equal George Gregan's record as Australia's most capped player.
Argentina scored their most points over Australia, surpassing the 48 points scored in 2022, and set a new largest winning margin, surpassing the 31-point different set in the same fixture.
This was the most points conceded by Australia in a test match.
Assistant referees: Karl Dickson (England)
Damian Schneider (Argentina)
Television match official: Eric Gauzins (France)
Foul play review officer: Stuart Terheege (England)
On 28 July, New Zealand announced their 36–player squad for the Rugby Championship.[17] On 5 August, Harry Plummer was called up to the squad as injury cover for Stephen Perofeta. On 8 August, Josh Lord was named in the team to face Argentina in Wellington.[18]
On 23 July, South Africa named a 33-player squad for the opening two matches of the Rugby Championship.[19] On 20 August, a squad of 37 players was named for their two matches against New Zealand.[20] All players in either squad are listed here.
^"El calendario de Los Pumas para 2024: ¿Cuándo volverán a jugar?" [The Pumas' 2024 schedule: When will they play again?]. ESPN (in Spanish). 28 October 2023. Archived from the original on 29 October 2023. Posteriormente, se vendrá la participación en el Rugby Championship, entre el 10 de agosto y el 28 de septiembre, nuevamente con seis partidos (tres en Argentina, de los cuales habrá dos con Australia y el otro con Sudáfrica). Y el cierre del calendario 2024 estará determinado por la gira por Italia, Irlanda y Francia (9, 16 y 23 de noviembre).