The EMD SD70 is a series of diesel-electric locomotives produced by General Motors Electro-Motive Division from 1992 to the present. Over 2000 locomotives in this series have been produced, mostly of the SD70M and SD70MAC models. All locomotives of this series are hood units with C-C trucks. The majority of the SD70M and SD70MAC models were produced with 4000 horsepower (2,980 kW) EMD Model 710 prime movers, while later production SD70MACs are rated at 4300 horsepower (3,210 kW). The SD70ACe and SD70M-2 are rated at 4,300 horsepower each.