The Brahma is a large 2 Door Pickup truck with a machine gun in the back, it also is used by the gauchos as one of their heavy vehicles alongside the Tub. It is used and unlocked in the same mission you unlock the Mercenary in.
Inspiration
The Brahma is based off a 1970 El Camino with several Offroad modifications.
Usefullness
The Brahma is a fairly good allround vehicle.Though it will do better in missions than races.