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 ...

Car buyers typically ask for safety advice during winter storms about choosing between all-wheel drive (AWD) and four-wheel drive (4WD). The two concepts appear to share common characteristics at ...

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Let's take a look at how this 45-year-old technology actually works and why it's still used on millions of cars today.