There are several basic rear axle types used in 4x4s, and each have specific design pros and cons. Axle designs can vary in load handling, bearing and flange type, and gearset configuration. In this ...

The rearend is often the last part of the drivetrain to be considered when building a car, and it usually receives attention only after something breaks. With good high-performance rearends available ...

Since the introduction of the new, late-model Challengers, Chargers, Magnums, and the Chrysler 300s, we have to admit that the performance offered by these vehicles is outstanding. In fact, we've ...

One of the most significant performance modifications you can make to a 4x4 to increase off-road prowess is the addition of a traction-adding device. Or better yet, two. Traction-adding devices ...

There are a lot of things that make the Mercedes-AMG C63 S Coupe drive as well as we expect it to, and few would think to rank the rear axle limited slip differential with electronic lock very high ...

A Ford truck receives differential bearing replacement as part of a Super Duty repair focused on the rear end and drivetrain ...

Gear-obsessed editors choose every product we review. 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 ...

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 ...