Full list of all 709 Assetto Corsa achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 354 achievements, and there are 8 DLC packs containing 355 achievements.
Toyota GT86 VS Abarth 500 VS Alfa Romeo MiTo QV VS Alfa Romeo Giulietta QV VS BMW m3 E30 @ Vallelunga