Differentials are what allow the wheels on a vehicle to actually move around effectively. Open differentials are common, but ...

In garages, on trails, and around campfires, debate will always rage over what single modification is most effective in creating a capable 4x4. Is there one magic mod that can dramatically improve ...

Thanks to auburn gear, the chew 3-series 12-bolt posi is back! Chevy's beefy 12-bolt differential has always been the rearend of choice among Bow-Tie musclecar enthusiasts. Unfortunately, in recent ...

The Japanese say torque vectoring reduces steering effort. The Germans will tell you that these trick differentials increase dynamism (whatever that means). And the Americans—just now getting started ...

Many people think that a locked differential means a 50:50 torque split. Actually the opposite is often true. Here’s why. I’ll talk about a normal left to right differential, but the same applies to ...