Some semi trucks use single axles, while others use double or tandem axles. Here are the differences between the two setups and why they matter.

Have you ever looked closely at those massive trucks on the highway carrying heavy loads? They're made up of two main parts: the semi-truck and the semi-trailer. Together, they form the full rig you ...

Semi-truck and full truck. There are terms that get tossed around often, and it's easy to think of them as opposites or, to some, even interchangeable. Well, not quite. One is an actual technical ...