ACDelco Professional Premium Starters are manufactured with all new components and are the high quality replacement, ideal for many vehicles on the road. The key components are lubricated to ensure improved performance and long service life, even in the toughest conditions. Starter motors have solenoids that are computer tested for contact life, coil balance, and tensile strength, drive transmission/clutches mounted under tight specifications for even more safety. These premium replacement components are manufactured to meet your expectations for fit, form, and function.