SCL 4639:
This loco was rebuilt in 02/10/1982 from GP9 SCL 1010 (ex SAL 1910) by SCL Uceta shops. After rebuild, she retained her EMD serial number 21512 but became what SCL referred to as a GP16. She was released in Family Lines paint.
She became SBD 4639.
She became CSXT 1739.
She was retired on 02/18/1993.