Many of these ex-military trucks run 24-volt electrical systems (though some cars are 12V), and buyers repeatedly ask whether that is a problem for US use. Practically-minded owners say it is easily worked around with a boat-style fuse block tapping 12V off one battery in the series pair, while a supplier-side commenter cautions that virtually all US accessory electronics are designed for 12V.
The 24-volt military electrical system
Mercedes-Benz G-Class (W461) · mechanical