What Is All-Wheel Drive? All-wheel drive (AWD) powers all the wheels at the same time. Both the front and back wheels operate together. There are two types of AWD: full-time and part-time. Full-time all-wheel drive is always using four wheels; part-time is usually in two-wheel drive mode but AWD can "turn on" when additional traction is needed.. Is front-wheel drive efficient in snow, or should you use 4WD on ice and other slippery conditions? While 4-wheel drive for snow is thought to be the best for winter road conditions, the reality is a FWD car will handle almost as well during slick or icy commutes. You can definitely drive in snow with a FWD vehicle.
While all-wheel drive systems can vary a bit from car to car, they typically send more power to either the front or back wheels. If the AWD system detects that either the front or back tires are losing grip, it can send power to the opposite wheels to find traction there! Four-Wheel Drive - 4WD. Four-wheel drive sounds similar to all-wheel.. Where 4wd Might Leave You Cold. Breaking Up is Hard to Do: When it comes to stopping on ice, 4WD isn't your knight in shining armor.It's all about the tires and the icy nemesis underneath. Overconfidence Overload: Just because you're driving a 4WD doesn't mean you're invincible.Getting too cocky?