Posts Tagged: 4WD

Four wheel drive 4WD

January 15, 2017

What is 4WD? Four wheel drive is usually abbreviated with this: 4WD. The term refers to a vehicle drive system that delivers power equally to each of the four wheels. 4WD systems can be part-time or full-time. How 4WD works The vehicle transmission takes power and torque from the engine and changes the gear ratios to maintain the lower engine RPM and improve gas mileage. A transfer case is connected to the output shaft from the transmission. It’s job is to transfer the power coming from the transmission and deliver … Read More