You can have all the horsepower in the world, but if only one tire is doing the work, you're going nowhere but sideways in a ...

To turn engine power into controllable motion, cars rely on something called the differential. A differential allows wheels on the same axle to rotate at different speeds. If you want more information ...

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 ...

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 ...

There are lockers and knockers, limited slips and Sure Grips. Sometimes they're called Positractions and sometimes much worse. But this name game is really about the concept of pushing equal measures ...

Your rear differential is one of the most unappreciated parts in your car or truck. It does what might be the hardest job of all of those components, multiplying torque from your transmission and ...

The electronic limited-slip differential (eLSD) is one of the greatest pieces of modern auto­motive magic. This wonderful contraption allows you to shift midcorner without lockup, helps you turn more ...

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 ...

We earn commissions from purchases you make using links in our articles. Learn more. Most of the time, it’s unnecessary to give your vehicle’s differential cover a second thought; the technology has ...