What does 4WD mean in cars?

1 Answers
Corbin
07/29/25 9:49pm
4WD stands for four-wheel drive. Here is an introduction to the meaning of 4WD: 1. 4WD includes three forms: full-time drive, part-time four-wheel drive, and on-demand four-wheel drive. Full-time four-wheel drive: Cars equipped with full-time four-wheel drive systems are always in four-wheel drive mode. This type of four-wheel drive system is commonly found in some luxury SUV models. Part-time four-wheel drive: This four-wheel drive system can switch between four-wheel drive and two-wheel drive via a switch inside the car. Most off-road vehicles with part-time four-wheel drive have a low-range four-wheel drive function. When switched to low-range four-wheel drive, the torque at the wheels is further amplified, helping the car to escape difficult situations. On-demand four-wheel drive: This four-wheel drive system is generally used in some urban SUV models or some front-engine cars. Power is distributed to the rear wheels only when the front wheels slip or when full acceleration is needed. 2. Four-wheel drive means that all four wheels have driving force. In the early years, four-wheel drive was mainly used in hardcore off-road vehicles, but it is now also used in urban SUVs. Many mid-to-high-end cars and luxury sports cars also adopt four-wheel drive.
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