Main Technical Parameter Model ZL18EFB Diesel Engine Type YH4108DFB(A)Turning type Articulated TurningEngine Power 52KWDimension(mm) 5170*2000*2450(±3%)Locomotive weight 6.1tRated carrying capacity 1.8tWheelbase 2350mm±3%Wheel center distance 1500mm±3%Maximum tracktion 38kn11. Maximum gradeability 30° 12. Braking mode Air-on-oil, caliper disc brak