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 ...

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 ...

There might be a whining, grinding or growling noise coming from the rear of your car. The noise may be constant or only when accelerating or turning. And it could be so subtle that you forget it’s ...

Front and rear differentials may look like they are sealed and would last forever. Not so. Gear lube tends to naturally break down over time and it also absorbs moisture on its own accord in all ...

If you’ve ever played with a Hot Wheels car, and of course you have, you know the toy does a great job of going in a straight line but doesn’t turn very well. That’s because it doesn’t have a ...

First, how are semi-float and full-float axles different? In a semi-floating axle, there is an axle shaft on each side that is splined on the inner end where it mates to the differential. Each end ...

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 ...

4x4 utes have become essential tools for many tradies, as their rugged ladder-frame chassis and tough truck DNA mean they can easily carry tools plus a decent payload, tow a sizeable trailer and - if ...

If you've ever considered upgrading the spindly 7 1/4-inch axle that likely resides under your A-Body, you probably already know that A-Body 8 3/4 rear axles are not very plentiful these days. They ...

If you regularly go bush, there’s something that might jump at you on the new 250 Series Toyota Prado’s spec sheet: a lack of locking rear differential on all but the Altitude trim. Previously, the ...

Let's be honest, the average person has never thought about whether differentials even have fluid. They're not like engines, which require oil changes after about 5,000 to 10,000 miles (or 12,500 if ...