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

Have you ever been out driving on the highway, when suddenly, a massive silhouette passes you by? It's not quite a big-rig truck, but it's certainly a whole lot bigger than an ordinary pickup truck, ...

A dual rear-wheel truck (DRW) – often referred to as a dually – is a heavy-duty pickup truck with two rear wheels on each side, allowing more road contact and width for greater stability, balance, and ...