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 ...

The 2016 GMC Sierra HD lineup is equipped with the Eaton Locker automatic locking rear differential, and it comes in handy during times where getting traction can be difficult. It’s what GMC refers to ...

Off-roading enthusiasts know that having a locking differential on your car when going off the beaten track can make life a lot easier when the trail gets sketchy. Some cars come equipped from the ...

Driving with the diff lock engaged on dry pavement isn't just a bad habit. It's a quick way to strain your drivetrain and make the whole car feel off. The tighter the corner, the worse it gets. Your ...

It’s the little button marked with an 'X' and an axle, usually positioned near the gear shifter that most suburban drivers will never use in the life of their car - still, we all love to know that we ...

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 ...

One of the things that Tesla is known for, apart from its loud-mouthed CEO, is its cars’ ability to get better over time thanks to over-the-air software updates. Anything from throttle response and ...

Tesla's Cybertruck off-road performance has been often mocked despite Tesla promoting it as an off-road-capable pickup truck. Although, in many cases, the blame was on the driver rather than the truck ...

There are a lot of things that make the Mercedes-AMG C63 S Coupe drive as well as we expect it to, and few would think to rank the rear axle limited slip differential with electronic lock very high ...

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 ...