rFactor is a realistic racing simulation game that offers single-player and multi-player modes, with a focus on customization and realism. The game features advanced physics, tire modeling, and aerodynamics, as well as support for 4-link rear suspension and engine boost modeling. With a full day-night cycle, customizable tracks and cars, and a dedicated community, rFactor provides an immersive and challenging racing experience with an estimated 265 hours of playtime.