The first truck with a cab over the engine was 2-axis Mammoth (model 667) presented in 1930. It had payload 7-8 tons, an overhead valve 6-cylinder gasoline engine with 110 hp and massive tires. After a 3-axis version was presented with the name Mammoth...
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The first prototypes of a new 3-axle series in bonnet and cabover versions were built in 1932. But the mass production in 1935 reached only the cabover version. It was a 3-ton army truck with an axle arrangement 6x4, all 22-inch single wheels, open...
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In 1932 the testing of 3-axle prototypes was began. The models had the name Marshal. During this period bonnet and cabover prototypes were created. The bonnet type didn`t have further development. First Ministry contract placed in 1935 for the forward...
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Beginning of production in 1940 of heavy 3-axle truck series L, prototypes of future long-haul tractors, allowed developing multi-purpose military chassis LMSW (6x6) with a 6-cylinder an overhead valve gasoline engine (10.0 l, 160 hp) and 5-speed...
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Since 1942 the Mack Company began producing NR series with an open wooden cabin. The first was the NR8 model. The NR14 model received metal-wood longer flatbed body and 24-inch rear twin wheels, the models NR15 and NR16 had the same wheels but were...
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