A railcar for transporting one or more steel coils. In various embodiments, the railcar includes a front truck assembly, a rear truck assembly, a center sill assembly including a center sill operably supported by the front and rear truck assemblies, and first and second side walls supported by and substantially coupled to the center sill assembly such that the first and second side walls are spaced-apart from and substantially parallel to the longitudinal axis of the center sill.