Different agencies have different needs and financial realities
Chicago’s Metra has awarded a $70.9 million contract to Progress Rail for 15 remanufactured and repurposed diesel-electric locomotives to modernize its ageing fleet. The contract includes options for up to 27 additional units, which will be purchased if funding becomes available.
www.railwayage.com
16-710 power, AC traction, 4000hp. It's Metra so I'm guessing top speed isn't going to trouble the model's 70mph capability. A model and power which likely has a substantial parts availability nearby. They could have done worse, I think?