The "Dash 9" is a designation commonly used for locomotives manufactured by General Electric (GE) under their Evolution Series. These locomotives are widely used by various railroad companies around the world. The Dash 9 locomotives, specifically the GE C44-9W, were first produced in the 1990s and have since been used for freight transportation.

Here are some technical specifications for the GE Dash 9 locomotives, specifically the C44-9W model, though it's worth noting that there might be variations in specifications depending on the specific model and the railroad's customizations: