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 ...

If you’re a car enthusiast, especially about four-wheel drive (FWD) or all-wheel drive (AWD) vehicles, you may be familiar with locking differentials. But if you’re anything like me, you didn’t know ...

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 ...

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 ...

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 ...

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.

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 ...

As the How It Works series progresses, we edge closer and closer to a car's ultimate goal—which is, of course, to put power to the pavement. Lost month you learned about how a transmis-sion directs ...

Since it entered my family in the 1980s, the weakest link of my 1969 Dodge Charger has been its 8-1/4-inch differential. That rear end was meant to be used behind small V8s like the 318 this car was ...

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 ...