Let's be honest, the average person has never thought about whether differentials even have fluid. They're not like engines, which require oil changes after about 5,000 to 10,000 miles (or 12,500 if ...

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Think your rear differential is due for some re-lubrication? Larry Kosilla is ...

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 ...

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 ...

Differential fluid may not get the spotlight like engine oil, but it’s critical for keeping your drivetrain smooth, cool, and protected. Knowing the right type, capacity, and service interval can ...

Front differential failures are extremely rare, but when they do start to fail, you may hear grinding, feel vibrations and have trouble steering. If you notice any of these symptoms, it’s best to have ...