This Litens supplied pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing application and conforms to original equipment material, tolerances, and specifications. This OE exact pulley is constructed of Heavy Duty Steel with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance for long life and trouble free performance and rugged designed bearing for enhanced long life. This pulley replaces the 1998-2007 Ford Windstar,Freestar / 2004-2007 Mercury Monterey with 3.8/3.9/4.2L. Litens is the world's largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.