For those looking to improve cooling for their pickup truck's rear axle and provide more strength, better performance and/or ease of use with a new differential cover, there are a variety of ...

Proform's Perfect Launch cover is beefy. The machined face with the logo houses the bolts that stabilize the main caps. It offers extra oil capacity, two magnetic drain plugs, and a fill hole. The ...

Taking any remotely interesting mechanical contraption and replacing one of its covers with a transparent one almost always yields deeply satisfying visuals. And that's the case here with this Ford ...

The mad scientists from Garage 54 have moved to making clear covers for more parts of a car. Watch how oil flows in a rear differential through a clear plastic cover. This serves as a reminder that ...

There are several common truths about diesel engines. The main one is just how long they last. It’s not uncommon to see diesel-powered trucks rack up mileage that would make a gas engine wave the ...

The AMC Model 20 rear axle was at one time a common component in Jeeps, some American Motors cars, and as IFS/IRS differentials in the Hummer H1. Easily identified by a round cover with 12 bolts, ...

If you’re a diesel guru who likes a lot of power and torque coming from your motor, you need to stop and think for a moment. Ask yourself this question: With all this power and torque I’m producing, ...

BD Diesel Performance’s Cast to Cool Differential Covers are engineered to keep oil on the gears unlike other designs that allow oil to be flung on the inner surfaces, falling back down into the sump.

A key part of getting a car's power to the ground effectively is the differential, which uses gearing to regulate the split of power between wheels on an axle. This video shows exactly how it works.