V8 engines are among our favorites. They make big power and sound that is, in the vernacular of Boston, wicked awesome. It's only natural to think that such big engines would power the big semi trucks ...

When shopping for a car, our mind often goes to horsepower. But in the world of semi trucks, balance and torque are the most important things. And that's where the inline-6 engine shines. Unlike a V8, ...

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 ...