Map Russian Open Spaces V 3.2 made by МОРОЗОВ for ETS2, works fine on 1,25 game version.
The update come with some bugs fixed, place to sleep and repair. It has 62 Russian cities and you need DLC Going East.
Download (712 MB) (Part 1)
Download (289 MB) (Part 2)
Download (25 MB) (Part 3)