ACDelco GM Original Equipment CV Axle Shafts transfer torque from your vehicle's transmission or differential to its wheels, and are GM-recommended replacements for your vehicle's original components. These shafts have constant velocity (CV) universal joints at each end to allow your vehicle's wheels and suspension to articulate. These original equipment CV axle shafts have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.