Based on current train simulation and aviation modding databases, "101 Skytrain Rus" typically refers to the aircraft mod or the DB Class 101 locomotive mod, often hosted on Russian-language hobbyist sites like Avsim.su or Skymods .
This package provides the Russian-localized or community-updated version of the 101 Skytrain assets. Depending on your simulation platform, this includes: Download 101 Skytrain Rus zip
Which (e.g., MSFS, Train Simulator, Cities: Skylines) are you using this for so I can give you the exact folder paths? DB BR 101 - ÖBB Eurocity (8Cars) - Skymods Based on current train simulation and aviation modding