When it comes to fixing your differential, there’s bad news and good news. The bad news is that differential replacements are expensive, often ranging from $2,500 to $6,000. The good news is that both ...

Not to worry, Ava. My wife tells me my rear end is completely gone, too. But she’s still sticking with me. The “rear end” is your mechanic’s shorthand for the differential. The differential is ...

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 ...

Corvettes have been around for a long time and there’s the likelihood that they will be around for some time to come. Knowing this there’s the likelihood that the Corvette of your dreams will have ...

There are certain pieces in hot rodding that reign supreme, they're king, top of the heap, and there's no chance of dethroning them. Be it a full-house Flathead, the big, bad Hemi, or the entire '32 ...

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 ...

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

Locking differentials are a type of differential used in vehicles to improve traction and handling, especially in off-road or challenging terrain conditions. The purpose of a locking differential is ...

Before we get technical, let's talk a little about rearends. Yes, the one residing out back, underneath your old Mopar, which handles suspension duties and transfers the power delivered to the rear ...

While it’s likely seldom done, some vehicles’ maintenance schedules do include an interval for changing the differential fluid, though perhaps only under “severe service” conditions such as frequent ...

Downspeeding saves fuel, and with aerodynamics and tires continuing to improve, truck manufacturers are experimenting with still lower rear axle ratios. I recently took a ride in a Mack Anthem with an ...