One thing you couldn't realistically do with the last M5 Touring was run it as a company car. Because it's a plug-in hybrid, ...

The 315hp RS2 Avant was the first RS-badged Audi. How does this modern classic drive – and what should you look for when ...

Still not enough. In 1992, the E34 M5 was revised: it featured adaptive suspension, a locking rear-diff, high-performance brakes and the engine’s capacity was increased to 3.8-litres.

Because the differential is at the rear and under the car, it gets none of the star treatment that the engine up front does. But if lubrication in the car differential fails, you won't be getting ...

Big moment! I finally dropped my rear differential for the first time, and it was an experience! 😲 Watch as I tackle this job, break down the process, and see what surprises I find along the way.

On subject vehicles, the hex-head screws that secure the rear axle's differential bolt to the carrier may become loose, potentially leading to a separation of the driveshaft from the diff.

The driver is never conscious of rear steering or PTV managing rear torque (via a mechanical limited slip differential and brake action), but that’s a good thing. The brake feel and travel is ...

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 ...

Boise State at UNLV is an early treat for the college football weekend. That Friday matchup has big stakes, and my projection model has the Broncos favored by only half a point. That should be fun ...

A scheduled change of the differential fluid is likely only called for in rear-, four- or all-wheel-drive vehicles, and it may only apply to the rear differential. That’s due to some AWD models ...