General description Drive Belt Tensioner Pulley Assembly 4L8Z-6B209-AA is designed for various Ford and Mercury models from 2001 to 2009. This assembly is flexible, easy to use, and a perfect match for your vehicle. It is built to quality control standards, ensuring stable performance and high reliability, making it an excellent replacement for your old tensioner pulley. Technical specifications Part Number: 4L8Z-6B209-AA Material: Aluminum + Plastic Color: Silver & Black Allowed measurement error: +/- 1-3 cm Compatibility and accessories Ford Fusion (2006-2009) Ford Escape (2005-2007) Mercury Milan (2005-2008) Ford Five Hundred (2005-2006) Mercury Montego (2001-2006) Installation Fitment type: Direct Install. This part is designed for easy installation, allowing you to replace your old tensioner pulley without hassle. Usage This Drive Belt Tensioner Pulley Assembly is designed for use in maintaining proper tension on the drive belt, ensuring optimal performance of your vehicle's