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 ...

GKN Driveline has begun production in the United States of a new electronic differential lock for two- and four-wheel-drive vehicles. The new unit is easier for drivers to use, locks faster and ...

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.

Not all limited-slip differentials are made equal. There are an infinite different variations using different combinations of clutches, bite points, and fluid. But which one works best for your car?

If you’ve been driving pickups for 30 years or more, or consider yourself akin to those who have, you might not be a fan of gadgetry. Trucks are more complex (and comfortable) than they’ve ever been ...

Porsche’s plan to electrify all its SUVs by 2030 peaks at its three-row “K1.” Porsche is no stranger to SUVs at this point, but the K1 will be a bit of a departure from even Porsche’s new norm.

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 ...

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?