Carquest Wiper Motors are designed to match O.E. standards for fitment and performance at a fraction of the cost. Every motor is assembled with the precise amount of lubricant to ensure quiet operation and long life. Load testing guarantees reliable performance you can trust. Product Features:Each unit has its main components tested or gauged against the O.E. standard. (Armature, Field, Bearing, Parking switch, or pulse board) - Then the final product is tested for each of its functions on the vehicle.Every motor bearing is re-impregnated or replaced as needed.Lubrication is applied to the output gear to provide maximum load capacity and long life.Weak solder points are 100% reflowed to extend life expectancyMotor magnets are 100% recharged for performance and reliability.