There simply is no better upgrade for improving the off-road performance of your 4x4 than locking differentials. It's that simple. If your 4x4 doesn't have lockers, then it is nothing more than a 2x2, ...

In the world of off-road performance products, the differential locker is near the top. A differential locker is mechanism that sits inside of or replaces the differential carrier. The job of a locker ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (iSeeCars) — To understand the benefits of a ...

A locking differential, often referred to as a "locker," is a type of differential that enhances traction by ensuring both wheels on the same axle turn at the same speed, even when one has little or ...