The SD40-2 officially began in January 1972. Kansas City Southern #637 is the very first SD40-2 built (Units 637-646).
For the Burlington Northern Railroad and it’s subsidiary, Colorado & Southern, their first order was in February 1972. The BN is also the only railroad to purchase SD40-2’s from General Motors Diesel Division in London, ON (8074-8089, 7167-7205, 7206-7235)
The SD40-2 was NOT just for American, Canadian, and Mexican use. Material Y Construcciones Sociedad Anónima [MACOSA], (Valencia, Spain) built 46 SD40-2’s (3711-3746) for the Central Railway of Brazil in 1979. Unlike the North American units, these SD40-2’s were built to Irish Gauge standards (5ft., 3in./1,600mm).
Brazilian builder Equipamentos Villares Sociedade Anônima [EVSA], (São Bernardo do Campo, São Paulo, Brazil) built 29 SD40-2’s (401-429) for the Carajás Railway in Brazil from May 1985 to October 1989 also on the Irish Gauge.
The Bauxite Company of Guinea (Chemin de fer Boké) purchased 3 SD40-2’s (107-109) from EMD from October 1974 and May 1975.
The National Railways of Mexico ordered SD40-2’s from September 1972 to Feburary 1986.
U.S. Production ended in July 1984 when Soo Line 6623 was built. Canadian Production ended in July 1985 when BC Rail 767 was built. Mexican Production ended in February 1986 when National Railways of Mexico 1004 was built. International/World Production ended when Carajás Railway 429 was built in October 1989.
The SD40-2’s production lasted for 17 years…beating the SD70M’s production of 12 years.
The F45 came out in June 1968 first for the Santa Fe and ended with the Burlington Northern in May 1971.