Bangladesh_Railway_Class_6600
Bangladesh Railway Class 6600 is a class of 1,676 mm gauge diesel-electric locomotives owned by Bangladesh Railway. There are 40 locomotives of this class, all designed and manufactured by American company Progress Rail's Electro-Motive Diesel subsidiary. Class 6600 locomotives are used on both freight and passenger trains. Those are the strongest and most advanced broad-gauge locomotives in the Bangladesh Railway.[1][2][3]