Because this is "Part 4," it is not a standalone file. To use it, you generally need:
If Part 4 is corrupted or has a different CRC (Cyclic Redundancy Check) than the other parts, the entire extraction will fail. The.Crew.2.Gold.Edition.FULL.UNLOCKED.part4.rar
"Full Unlocked" (Usually implies the game files are present but may require a crack or a specific launcher to play). Because this is "Part 4," it is not a standalone file