Next to a flexible suspension, positive traction is one of the most important off-road extras you need. Locking differentials add that extra advantage when wheeling by positively powering both tires ...

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, ...

There are lockers and knockers, limited slips and Sure Grips. Sometimes they're called Positractions and sometimes much worse. But this name game is really about the concept of pushing equal measures ...