Crawler snowmobiler STM-1993.51 "Yenisei"

Snowmobiler caterpillar STM-1993.51 "Yenisei" (cargo-passenger version with increased body width) is designed for use in especially difficult road and climatic conditions for transportation of people and cargo, installation of various equipment during geological exploration surveys, construction and maintenance of oil and gas pipelines, power lines, communication lines, railway tracks, delivery of shift services to the sites of work, delivery of personnel and equipment for rescue work and evacuation of victims from the zone of natural disasters and for other needs.
The snowmobile is a self-propelled off-road vehicle and belongs to the category of self-propelled machines "E". It is manufactured in U1 version according to GOST 15150 and is designed for operation at ambient air temperature from minus 45?? to plus 40??.
The snowmobile is capable of crossing small water obstacles by swimming. It can also be operated in mountainous terrain with the altitude above the level of....