The M939 is a 5-ton 6×6 U.S. military heavy truck. The basic cargo versions were designed to transport a 10,000 pounds (4,500 kg) cargo load over all terrain in all weather. Designed in the late 1970s to replace the M39 and M809 series of trucks, it has been in service ever since.

Apr 5, 2017 · From 1983 until at least 1991 (and in many cases, much later), the 5-ton M939 series served as the general purpose tactical truck for both the US Army and Marines. In the past few years, it has become a popular surplus vehicle with private owners.

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The M939 series was a Product Improvement Package of the M809, with updated engine, transmission, and brakes. A new, larger cab and tilt-forward hood were a major visual change from earlier trucks.

The M939 5-ton (10,000lb (4,500 kg)) 6x6 truck is an improved version of the M809 series. These improvements include a hydraulic powered front winch, an automatic transmission, complete air brake system, a 3-member crew cab, and a more efficient power …

Jul 7, 2011 · It's a general-purpose military vehicle, primarily designed for tactical, off-road use, with a top speed of 65 mph and an automatic transmission. It augmented the older M809 series tactical...

The M939 evolved into its own family of cargo trucks, dump truck s, semi-tractors, vans, wreckers, and bare chassis/cabs for specialty bodies. 44,590 in all were produced.

Mar 7, 2019 · Detailing the technical specifications, development, and operational history of the M939 5-ton Multi-Purpose Military Truck including pictures.

The first order they received only in April 1981, and production of M939 (6x6) range began in 1982. This range was very similar to M809 series, but it had a new automatic 5-speed transmission Allison, 2-speed transfer gear-box, a pneumatic brake drive and a …

Feb 7, 2024 · This thread, and the one below, covers the M939 family of Trucks. TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL) TRUCK, CARGO: 5-TON...