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 ...

AWD minivans aren't a new concept. The Chevrolet Astro AWD springs to mind when it comes to that. And let's not forget the ...

Ford has made a change here and there to make the 2012 F-150 SVT Raptor even more attractive to people looking to buy a high-performance truck. The significant tweaks include the fact that a locking ...

It has become the must-have inclusion for every serious four-wheel drive, but when and why do you need to use your differential lock?

We've seen some wrench benders in our travels, but Martin Barraza, the Drivetrain Direct technician in our photos, can disassemble an 8.8 axle about as fast as we can push the shutter on our Nikons.

Arctic Cat's Prowler XTX 700 is powered by a liquid-cooled, 695-cubic-centimeter engine through automatic transmission and two-wheel/four-wheel drive axles with lockable differential. The compact ...

Part of a massive in-depth guide to the new M3 and M4 models, the guys from BMW released a new interview with one of the key people involved in the development of those cars, Mr. Bernd Jacob. He was ...

One of the most significant performance modifications you can make to a 4x4 to increase off-road prowess is the addition of a traction-adding device. Or better yet, two. Traction-adding devices ...