In the case of a limited-slip differential, it’s also making sure power goes to both rear tires. It’s tough work and it’s dirty work and it is why that quart or two of fluid in your rear ...

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 ...

We may earn commission if you buy from a link. Why Trust Us? Changing the car differential oil—it's one of the most-overlooked maintenance tasks on non-FWD light trucks, SUVs, and passenger cars.

While it’s likely seldom done, some vehicles’ maintenance schedules do include an interval for changing the differential fluid, though perhaps only under “severe service” conditions such ...

It's important to know if you have an LSD in your car, as they require a special additive to be included when changing the differential's gear oil. Call your dealership's service department to ...

The more power you’re putting down means the more you’re asking from your differential fluid. Heat breaks it down over time and use, which is why changing it and monitoring the levels are ...

transmission fluid, or differential fluid — should be changed and flushed throughout the life of the vehicle.” Transmission fluid isn’t just there to lubricate. It keeps everything cool ...

Differential fluid. The differential distributes power to your wheels, making turns smoother and giving your car more stability. You should check your car’s manual for specifics, but generally ...