Unlike a full trailer, a semi-trailer doesn't have a front axle ... to the truck using a coupling system made up of two key parts: the fifth wheel on the truck and the kingpin on the trailer.

They're made up of two main parts: the semi-truck and the semi-trailer. Together, they form the full rig you see hauling goods across the country. Truckers sometimes drive the semi-truck without ...

ZF reveals battery-powered semi trailer concept at IAA Transportation in Germany, previewing a way to reduce ICE truck ...

Strong winds caused a semi-trailer truck accident that temporarily closed the Highway 10 overpass in Balgonie, Sask., on Saturday, the local fire department said in a Facebook post. (Balgonie ...