Rolling stock Line C (Buenos Aires Underground)

interior of nagoya 300 series rolling stock

when line first opened, served siemens-schuckert orenstein & koppel rolling stock in entirety until 2007. in 1999, trains purchased nagoya municipal subway ended serving line d, , sent line c in 2007 line d acquired more new alstom rolling stock , line h opened, meaning siemens o&k trains needed there temporary stock until newer alstom metropolis trains arrived there.

in 2015, refurbished nagoya municipal subway 5000 series rolling stock began arrive, adding 50% capacity line s existing nagoya trains , reducing journey times. though rolling stock in condition , further refurbished, purchase criticised minister of interior , transport, florencio randazzo, accused municipal government of buying dated rolling stock in contrast brand new rolling stock purchased ministry buenos aires commuter rail network , line of underground. along purchase, existing nagoya rolling stock refurbished air conditioning.