A differential is one of a car's most important moving parts. It's the thing that takes the torque from the car's driveshaft, and distributes it among the driven wheels. Since there's a lot of ...

As far as car fluids go, differential oil is one of the most neglected pieces of maintenance. It could be because the effects of not changing differential fluid on time aren't as immediately obvious ...

If you replace a differential on your car, you shouldn't proceed to drive away immediately as if nothing's new. Engineering Explained's Jason Fenske lays out the break-in procedure for a new ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." Changing the car differential oil—it's one of the most-overlooked maintenance tasks on non-FWD light ...

A Limited slip differential helps you drive effectively and safely. At times, one of the leading wheels might get stuck when driving on gravel or sand. But if you have the differential, you can keep ...

A key part of getting a car's power to the ground effectively is the differential, which uses gearing to regulate the split of power between wheels on an axle. This video shows exactly how it works.

For those looking to improve cooling for their pickup truck's rear axle and provide more strength, better performance and/or ease of use with a new differential cover, there are a variety of ...