The Sri Lanka Railways Class M5 is a type of diesel-electric locomotive. The class was ordered to strengthen the diesel locomotive fleet of Sri Lanka Railways.
The Class M5 became a familiar sight on Main Line of SLR. They performed on Sri Lanka‘s railroad for few years.
|Power Type|| Original: MTU-Ikegai 12V652TD11|
M5A: MTU 396TC13
M5B: Paxman Valenta RP200L
M5C: Caterpillar 3516 DITA 
|Engine Type||V12 Diesel engines|
|Power Output||Original: 1,640 hp (1,220 kW),|
M5A: 1,150 hp (860 kW),
M5B: 1,150 hp (860 kW),
|Maximum Speed||97 Km/h|
|Livery||Original: Red color with a green stripe|
Current: Red color with a yellow stripe