How do the locking hubs on 4x4 wheels and tires work?

If your vehicle has four-wheel drive, chances are, it has locking wheel hubs for switching between 2WD and 4WD. How do these ...
Hosted on MSN

How 4WD works - four wheel drive

How does four wheel drive work? This video explains the workings of four wheel drive (4WD), and gives a definition in order to differentiate different types of four wheel drive and all wheel drive.
Jalopnik

4-Wheel Drive Vs All-Wheel Drive: What's The Difference?

Alright, parents who love/are forced to watch "Bluey," you might have felt a slight twinge in your soul when Jack's Dad needed some prodding from his daughter, Lulu, to understand that "all-wheel ...
USA Today

What is the difference between four-wheel drive and all-wheel drive?

AWD and 4WD sound similar in name, but they are very different. AWD is always active on most vehicles, while 4WD can be customized depending on the situation. A lot of people use the terms four-wheel ...