{"product_id":"global-parts-4011249-accessory-drive-belt-idler-pulley","title":"Global Parts 4011249 Accessory Drive Belt Idler Pulley","description":"\u003ch2\u003eAccessory Drive Belt Idler Pulley for GM and Ford Applications\u003c\/h2\u003e\u003cp\u003eGlobal Parts 4011249 is an accessory drive belt idler pulley built to maintain proper serpentine belt tension and belt tracking. When the pulley wears, belt-driven accessories can lose efficiency and related components can begin to fail. This replacement pulley is listed for a wide range of Chevrolet Silverado, GMC Sierra, and Ford truck and van applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOutside pulley diameter: 3.5 in.\u003c\/li\u003e\n\u003cli\u003eAccessory drive belt idler pulley for serpentine and smooth belt systems\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for many GM, Ford, Honda, Acura, and other applications\u003c\/li\u003e\n\u003cli\u003eCross-references UAC IP1047C for the same application\u003c\/li\u003e\n\u003cli\u003ePart number: 4011249\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eThe idler pulley helps keep the drive belt properly tensioned so belt-driven accessories can operate as expected. Global Parts 4011249 is specified for a broad range of vehicles, including Chevrolet Silverado 1500, GMC Sierra 1500, and Ford F-150 applications, along with many vans, SUVs, and passenger cars. The 3.5-inch outside pulley diameter is an important sizing detail for matching the correct belt path and pulley layout.\u003c\/p\u003e\u003cp\u003eThis part number, 4011249, is also listed across multiple interchange references, making it a practical service replacement when diagnosing belt noise, belt tracking issues, or pulley wear on accessory drive systems.\u003c\/p\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1999-2006 Chevrolet Silverado 1500, Idler Pulley; Serpentine \/ Smooth\u003c\/li\u003e\n\u003cli\u003eFits 2005-2006 Chevrolet Silverado 1500 HD, Idler Pulley; Serpentine\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 Chevrolet Silverado 2500 HD, Idler Pulley; Serpentine\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 Chevrolet Silverado 3500, Idler Pulley; Serpentine\u003c\/li\u003e\n\u003cli\u003eFits 1999-2006 GMC Sierra 1500, Idler Pulley; Smooth \/ Serpentine\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 GMC Sierra 2500 HD, Idler Pulley; Serpentine\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 GMC Sierra 3500, Idler Pulley; Serpentine\u003c\/li\u003e\n\u003cli\u003eFits 2004-2005 Ford Expedition, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2004-2005 Ford F-150, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2002-2005 Ford F-250 Super Duty, Smooth\u003c\/li\u003e\n\u003cli\u003eFits 2002-2005 Ford F-350 Super Duty, Smooth\u003c\/li\u003e\n\u003cli\u003eFits 1999-2005 Ford Taurus, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1999-2005 GMC Savana 1500, Idler Pulley; Smooth\u003c\/li\u003e\n\u003cli\u003eFits 1999-2005 Chevrolet Express 1500, Idler Pulley; Smooth\u003c\/li\u003e\n\u003cli\u003eFits 2000-2005 Chevrolet Tahoe, Idler Pulley; Smooth\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Symptoms This Part Addresses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBelt squeal or chirping from the accessory drive system\u003c\/li\u003e\n\u003cli\u003eVisible pulley wobble, rough rotation, or bearing noise\u003c\/li\u003e\n\u003cli\u003eUneven belt tracking across the serpentine belt path\u003c\/li\u003e\n\u003cli\u003eReduced performance from belt-driven accessories\u003c\/li\u003e\n\u003cli\u003ePremature wear on the drive belt or nearby components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm pulley diameter, belt type, and application notes before installation. This pulley is used in both serpentine and smooth belt configurations depending on the vehicle, so match the original routing and mounting position to the catalog listing. Inspect the belt, tensioner, and adjacent pulleys at the same time; replacing a worn idler pulley without checking the rest of the belt drive system can leave the original noise or wear condition unresolved.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eGlobal Parts 4011249 is cataloged as an OE-style replacement pulley for accessory drive belt service. The manufacturer notes that a failing idler pulley can affect the operation of connected components, so this part is built for direct service replacement in the listed applications.\u003c\/p\u003e","brand":"Global Parts","offers":[{"title":"Default Title","offer_id":52412238168245,"sku":"BKNH-4011249","price":23.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GP_4011249_Fro.jpg?v=1777786800","url":"https:\/\/www.partcatalog.com\/products\/global-parts-4011249-accessory-drive-belt-idler-pulley","provider":"PartCatalog","version":"1.0","type":"link"}