Differentials are pretty easy to understand once you know how they work. Torque is distributed from a driveshaft and split to the driven wheels, transferring energy to the road. But when it comes to ...

Changing the car differential oil—it's one of the most-overlooked maintenance tasks on non-FWD light trucks, SUVs, and passenger cars. Because the differential is at the rear and under the car, it ...

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 ...