"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 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 really simple way of turning your hella dope car into the ultimate personal drifting machine is to weld its differential. That may make drifting much easier, but is it going to ruin your daily ...

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 ...

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

When a car turns a corner, one wheel is on the "inside" of a turning arc, and the other wheel is on the "outside." Consequently, the outside wheel has to turn faster than the inside one in order to ...

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 ...

In high school, I drove a 1946 CJ2 Willys Jeep. In 1992, I upgraded to a 1948 model and used it for construction hauling. I’d put the windshield down and use it to carry all sorts of materials, ...

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 ...

One of the great bits of tech that remains from the glorious era that was Group B rally racing is the center differential. With it, race beasts from the likes of Audi, Peugeot, Ford, and Lancia all ...