What is 4WD (four wheel drive)?
Four wheel drive (4WD) is when a vehicle's engine or electric motors drive all four wheels at the same time, giving more traction in slippery conditions. The term 4WD is sometimes used interchangeably with AWD.
Related glossary terms
AWD (all-wheel drive)AWD (all-wheel drive) is another term for a vehicle that sends engine or motor power to all four wheels