answers.input_text: short
answers.span_text: refers a two - axled vehicle with a drivetrain capable of providing torque to all its wheels simultaneously
questions: what is the meaning of 4wd in cars
name: Four-wheel drive
contexts: Four - wheel drive , also called 4 × 4 ( `` four by four '' ) or 4WD , refers a two - axled vehicle with a drivetrain capable of providing torque to all its wheels simultaneously . It may be full - time or on - demand , and is typically linked via a transfer case providing an additional output drive - shaft and , in many instances , additional gear ranges .