One of the great bits of tech that remains from the glorious era that was Group B rally racing is the center differential. With it, race beasts from the likes of Audi, Peugeot, Ford, and Lancia all ...

Virtually every road car is equipped with some sort of a differential and it’s vital to the way a car performs – without one negotiating a corner would be difficult. The differential’s main purpose is ...

Horsepower is useless if you can't get it to the pavement. As a result, traction control and differentials are fitted to your car to control how an engine's output is transferred to the road, helping ...

The standard open differential in most cars is a brilliant piece of engineering, allowing you to take the tightest turns without fighting your tires or tearing your drivetrain apart. But even if you ...