Csx Ac4400cwm, 4, Class AC44CW, was built in October 1994, #48031, as 9103. This was the very first production model AC4400CW and CSX’s first locomotive with AC traction motors. 11, Class AC44CW, was built in October 1994, #48038, as . Additionally, CSX ordered some AC4400CW locomotives with extra weight to enhance tractive effort, and these units were later modified and redesignated as CW44AH. 47581 and had been built in June 1994 as CSX 9100. It was renumbered 1 in October 1994 and later lettered "Spirit of West Virginia". Home > CSX Railroad > Locomotives > Locomotive Models > Rebuilt GE AC4400CWM Roster Options: Main Roster Group by model Show All thumbs All AC4400CWMs CSX Rolling Stock The AC4400CW was the first GE locomotive to offer an optional self-steering truck design, intended to increase adhesion and reduce wear on the railhead. Canadian Pacific, Cartier Railway, CSX, Ferromex, Ferrosur, and KCS specified this option for their units. [1] This option was specified by Canadian Pacific Railway, Cartier Railway, CSX for their units 201-599, Ferromex, Ferrosur, and Kansas City Southern Railway. The locomotive wears serial No. upehdv, qwhcllf, 2sow, ddbe0g, 55hk6j, qrco, zzu, 0zx, kje, 6wg,