This specific file is part of a "split archive" system. Because high-definition games like Gears of War have large file sizes, uploaders often break them into smaller, more manageable pieces (e.g., Part 1, Part 2).
For a safe and legal experience, the game is officially available through the Xbox Store and often included in the PC Game Pass subscription. telechargement-gears-war-apun-kagames-part1-rar
Right-click on Part 1 and select "Extract Here." The software automatically pulls data from the subsequent parts to recreate the full installer. This specific file is part of a "split archive" system