Features: AC belt tensioner is made of good quality materials to improve reliability and durability. Easy to install, direct replacement for the old or broken belt idler tensioner, no need to make any changes, match the original., good performance, and long service life. Drive Belt Tensioner is designed for use on automobiles and light duty trucks as a locked center tensioning pulley, an automatic belt tensioner pulley, or an idler pulley. Please allow slight dimension differences due to different manual measurements. This is a non-OEM product, accessory only! Fitment: for Ford E-150 2003-2005 Base 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford E-150 2006 2007 Base, Chateau, XL, XLT 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford E-150 2008 Base, XL, XLT 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford E-150 2009 Base, XL, XLT 4.6L V8 - Flex, 5.4L V8 - Flex, for Ford E-150 2010-2014 Base, XL, XLT 4.6L V8 - Flex, 5.4L V8 - CNG, 5.4L V8 - Flex, 5.4L V8 - LPG, for Ford E-150 Club Wagon 2003-2005 Chateau, XL, XLT 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford E-150 Econoline 2000 Base, XL 4.6L V8 - Gas, for Ford E-150 Econoline 2001 Base 4.6L V8 - Gas, for Ford E-150 Econoline 2002 Base 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford E-150 Econoline Club Wagon 2000 Chateau, Custom, XLT 4.6L V8 - Gas, for Ford E-150 Econoline Club Wagon 2001 Chateau, XL, XLT 4.6L V8 - Gas, for Ford E-150 Econoline Club Wagon 2002 Chateau, XL, XLT 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford E-250 2003 2004 Base 4.6L V8 - Gas, 5.4L V8 - CNG, 5.4L V8 - Gas, for Ford E-250 2005-2008 Base 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford E-250 2009 Base 4.6L V8 - Flex, 5.4L V8 - Flex, for Ford E-250 2010-2014 Base 4.6L V8 - Flex, 5.4L V8 - CNG, 5.4L V8 - Flex, 5.4L V8 - LPG, for Ford E-250 Econoline 2002 Base 5.4L V8 - CNG, 5.4L V8 - Gas, for Ford E-350 Econoline Club Wagon 2002 Chateau, XL, XLT 5.4L V8 - CNG, 5.4L V8 - Gas, for Ford E-350 Super Duty 2002-2004 Base 5.4L V8 - CNG, 5.4L V8 - Gas, for Ford E-350 Super Duty 2005 Base 5.4L V8 - Gas, 6.8L V10 - Gas, for Ford E-350 Super Duty 2006 Base, Chateau, XL, XLT 5.4L V8 - Gas, 6.8L V10 - Gas, for Ford E-350 Super Duty 2007 2008 Base, XL, XLT 5.4L V8 - Gas, 6.8L V10 - Gas, for Ford E-350 Super Duty 2009 Base, XL, XLT 5.4L V8 - Flex, 6.8L V10 - Gas, for Ford E-350 Super Duty 2010-2014 Base, XL, XLT 5.4L V8 - CNG, 5.4L V8 - Flex, 5.4L V8 - LPG, 6.8L V10 - CNG, 6.8L V10 - Gas, 6.8L V10 - LPG, for Ford E-350 Super Duty 2015 2016 Base 5.4L V8 - CNG, 5.4L V8 - Flex, 5.4L V8 - LPG, 6.8L V10 - CNG, 6.8L V10 - Gas, 6.8L V10 - LPG, for Ford E-350 Super Duty 2017-2019 Base 6.8L V10 - CNG, 6.8L V10 - Gas, 6.8L V10 - LPG, for Ford Expedition 2003, XLT 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford Expedition 2004, NBX, XLS, XLT, XLT Sport 4.6L V8 - Gas, 5.4L V8 - Gas, for Ford Expedition 2005, Limited, XLS, XLT 5.4L V8 - Gas, for Ford Expedition 2006, King Ranch, Limited, XLS, XLT, XLT Sport 5.4L V8 - Gas, for Ford Expedition 2007 EL, EL Limited, EL XLT, Limited, XLT 5.4L V8 - Gas. Package Included: 1 x Belt Tensioner Pulley.