2026 is far from finished for sim racing. With September already underway, several of the year’s most important releases are still ahead, ranging from an entirely new NASCAR game to major Gran Turismo 7, iRacing, Le Mans Ultimate and Project Motor Racing updates. The remaining calendar is slightly different from a conventional list of upcoming racing games. Some of the biggest releases are complete standalone titles, while others are substantial expansions or seasonal builds capable of changing an existing simulator almost as much as a new game. There are also several projects that developers still intend to advance before the end of the year but have not attached to a firm date. That distinction matters, particularly with titles such as Assetto Corsa EVO and Automobilista 2. | Release | Date / Window | Status | |---|---|---| | iRacing 2026 Season 4 | September 2026 | Confirmed | | Project Motor Racing V8 Power Pack | September 15 | Confirmed | | NASCAR 26 | September 18 | Confirmed | | Le Mans Ultimate US Track Pack 2 | September | Confirmed window | | Gran Turismo 7 Spec IV Part 1 | October | Confirmed | | Project Motor Racing World Endurance Pack | Q4 2026 | Confirmed window | | Automobilista 2 Career Mode initial rollout | Second half of 2026 | Development target | | Gran Turismo 7 Spec IV Part 2 | December | Confirmed | | Le Mans Ultimate US Track Pack 3 | December | Confirmed window | iRacing 2026 Season 4 — September Before NASCAR 26 arrives, iRacing itself is preparing one of its biggest seasonal builds of 2026. The service enters its Season 4 transition in September with significant work taking place underneath the simulation rather than simply another collection of cars and