In engineering terms, "four-wheel push" designates a motor vehicle with electrical power sent to 4 wheel ends unfold more than no less than two axles. The time period "4×four" (pronounced four by four) was in use to explain North American military services 4-wheel-travel motor vehicles as early since the forties,[57] https://groupak.gr/%CE%B1%CE%BE%CE%B5%CF%83%CE%BF%CF%85%CE%AC%CF%81-4%CF%874