The NHTSA started a preliminary investigation over ‘sudden downshifts at highway speeds’.

A drive shaft also known as a propeller shaft and sometimes referred to as a transmission output shaft is a vital component of your vehicle’s drivetrain. Ashraf Mutaasa Kafeero, a mechanic ...

Universal joints allow drive shafts to move up and down with the suspension while the shaft is moving so power ... t in a straight line between the transmission and drive wheels.