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, ...