The YA-12 light artillery tractors were developed by NATI Designers and launched at the Yaroslavskiy Avtomobilniy Zavod YaAZ-Yaroslav Automobile Plant.  In 1943, the United States supplied a large quantity of the U.S.-made GMC-4-71 four cylinder, two stroke, 110 horsepower engines under lend-lease contract.  Production started in 1943, and within 12 months a total of 285 units were built.  In 1945, production of YA-11s and 12s reached 1,270.

• Fully-detailed engine compartment and chassis
• Workable tracks
• Authentic wooden texture