What it adds:
4 axle long LOWLOADER: Vossloh Locomotive 62t
4 axle short LOWLOADER: Concrete beams 51t
4+1 axle short LOWLOADER: Concrete beams 51t
4+1 axle short LOWBED: Concrete beams 51t
5 axle short LOWBED: Concrete beams 51t
SCS Lowloader hidden cargo unlock 1.41 ETS2