The scoop under some semi-trucks has nothing to do with ice cream. It's a way of improving the trucks' fuel efficiency.

Traton owns four different brands that focus around the manufacturing of semi trucks. What are those brands, and how did ...

In the world of semi-trucks, the engine under the hood often matters a whole lot more than the badge on the grill. In fact, most trucks across America are powered by one of just four engine ...

At first glance, an 18-speed transmission sounds like overkill. After all, most cars get by with five or six gears. But semi trucks are built for an entirely different purpose, and that is moving ...

Start/stop systems are among the simplest ideas in automotive history—turn off the engine when you don’t need it, save fuel, and start again when you do. Passenger cars embraced this decades ago, but ...