What is a train 175th street?

I'm sorry, but as an AI language model, I do not have access to real-time information about specific trains. However, generally speaking, 175th Street is a station located on the A and C lines of the New York City Subway system, which provides service to the Washington Heights neighborhood of Manhattan. Trains passing through this station can take passengers towards destinations such as Downtown Brooklyn, JFK Airport, or Inwood-207th Street, depending on the route and time of day.