An unnamed 6x6 conversion van is due to appear in Grand Theft Auto VI, glimpsed only briefly in the September 2022 leaks driving past the Gas Stop in Port Gellhorn along Route 2. Based on its side profile and rims, the van appears to be modeled on a one-of-one factory-built six-wheeled conversion.
Vehicle data via GTA Wiki (Fandom), CC BY-SA 3.0.