8941, Class DES-16m, was built in March 1952, #15487, FN 4108-1.  It was reclassified Class ES-12 in 1966 and became Penn Central 8941, Class ES-12, in 1968.  It became Consolidated Railroad Corp 8941, Class SW-9, in April 1976 and sold as Rail Link 241.

8949, Class DES-16m, was built in February 1952, #15495, FN 4109-9.  It was reclassified Class ES-12 in 1966 and became PC 8949, Class ES-12, in 1968.  It became Conrail 8949, Class SW-9, in April 1976 and sold to Midwest Steel in June 1981.  It was sold to Johnson Railway Services in 1982 and sold as Ford Motor Co 12006.  It was sold as Flats Industrial RR 12 and sold to Chattanooga Railcar Services.  It was sold to Gulf & Ohio as Kingsport Handling LLC 1010.

8990, Class DES-16q, was built in February 1953, #16312, FN 4192-1.  It was reclassified Class ES-12 in 1966 and became PC 8990, Class ES-12, in 1968.  It became Conrail 8990, Class SW-9, in April 1976 and sold as Everett RR in January 1985.  It was sold as York Rail 99 and transferred as Rail Link Inc 1250.