A CZ LOKO Class 741.7 locomotive in front of the manufacturer's Ceská Trebova facility. Picture by CZ LOKO.

In 2011, SD - Kolejová doprava (SD-KD) received a first Class 741.7 diesel locomotive from CZ LOKO. After five years, the designated 741 706-6 is no longer the sole representative of its type in SD-KD's fleet. Between October and December 2016, the loco was joined by a further three 741.7 diesels, namely:

741 732-2, delivered 10/2016
741 735-5, delivered 11/2016
741 736-3, delivered 12/2016