Modern diesel engines perform exceptionally well at 1,100 to 1,200 rpm. They deliver peak torque just a few hundred rpm above idle, and peak horsepower somewhere around 1,500 or 1,600 rpm. But what ...

For heavy duty trucks like semis hauling lots of cargo over long distances, conventional friction brakes just can't do it on their own. To maintain safe speeds and prevent overheating on long descents ...

Swedish truck maker Scania, a unit under Volkswagen AG's commercial vehicle arm Traton SE , has bought a truck company in China to start making vehicles for the first time in the world's biggest auto ...