Add Yahoo as a preferred source to see more of our stories on Google. "Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." Changing the car differential ...

In the automotive world, especially when it comes to off-road trucks and SUVs, differentials come up all the time. Is your differential locking, limited slip or open? Do you have a transfer case? One ...

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 ...

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 ...

The differential sits at the rear axle of a Formula 1 car and manages how torque is distributed between the left and right rear ...

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 ...

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.

There are many possible differentials to use in the rearend of your car. Before making your decision you should determine how you will use the car, how streetable you want it to be and how much you ...

The limited slip differential (LSD) is one of the greatest automotive achievements since the invention of the automobile itself. Yes, it helps transfer power to the ground under hard launches or ...

Locking differentials are a definite game changer when it comes to off-roading. They increase traction by forcing both tires on an axle to turn. But what is a locking differential? Car people will ...

Dear Car Talk: I purchased a 2004 Nissan Altima with front-wheel drive last winter. At one point, my right front tire was stuck on ice but my left front tire was on dry asphalt. I tried to get off the ...