OJSC «Autodiesel» (ОАО «Автоди́зель») known as the Yaroslavl Motor Plant (YaMZ), Russian: Яросла́вский мото́рный заво́д (ЯМЗ), romanized: Yaroslavskyi Motornyi Zavod (YaMZ), based in Yaroslavl, Russia, is an open joint-stock company that produces engines for many Russian companies.
Trucks
Ya-3 3-ton truck
Between 1925 and 1959, YaMZ produced heavy trucks. Back then it was also known as Yaroslavl Automobile Plant (YaAZ, Yaroslavskyi Avtomobilnyi Zavod).
Prewar models
Ya-3 (1925–1928, based on White-AMO)
Ya-4 (1928–1929, 4-ton truck powered by a 70 hp Mercedes engine)
Ya-5 (1929–1934, 5-ton truck powered by a 93.5 hp Hercules YXC engine)
Ya-5 "Kodzhu" (1933, Ya-5 with a diesel engine)
Ya-7 (1932, prototype 5-ton truck, powered by a 102 hp Continental 21R engine)
Ya-7D (1932, Ya-7 with two-speed auxiliary gearbox)
Ya-8 (1932, prototype lengthened version of Ya-7)
Ya-9D (1932, prototype 8-ton three axle truck)
Ya-11 (1942, prototype 2-ton tracked artillery tractor, powered by two 86 hp GAZ-M engines)
Ya-12 (1943–1946, Ya-11 with a 123 hp GMC 4-71 diesel engine)
Ya-12D (1933, prototype tractor-trailer based on Ya-7D)
Ya-13 (1943)
Ya-13F (1944–1945, production transferred to Plant No. 40 in 1946)
YaG-3 (1932–1934, 4-ton truck, powered by a 60 hp AMO-3 engine)
YaG-4 (1934–1936, 5-ton truck, powered by a 73 hp ZIS-5 engine)
YaG-5 (1934–1935, export version of YaG-4 for Mongolia)
YaG-6 (1936–1942, 5-ton truck, powered by a 73 hp ZIS-5 engine)
YaG-6A (1940, YaG-6 with an 82 hp ZIS-15 engine)
YaG-6M (1938-1940, YaG-6 with a 93.5 hp Hercules YXC engine)
YaG-6 NATI Kodzhu (1938, YaG-6 with 105 hp diesel engine)
YaG-7 (1938, prototype 5-ton cargo truck; cancelled due to WWII)
YaG-8 (1939, as YaG-7 but with a longer wheelbase and carrying capacity increased to 7-ton and powered by a 110–120 hp NATI-MD-23 diesel engine
