{"product_id":"dorman-419-605-accessory-drive-belt-idler-pulley","title":"Dorman 419-605 Accessory Drive Belt Idler Pulley - Lower or Upper","description":"\u003ch2\u003eOverview of Dorman Accessory Drive Belt Idler Pulley 419-605\u003c\/h2\u003e\u003cp\u003eThe Dorman 419-605 accessory drive belt idler pulley is engineered for specific Ford, Lincoln, and Mercury vehicles, including models like the F-150, Mustang, and Expedition. Constructed from durable steel with a black finish, this pulley is designed to maintain proper serpentine belt tension and routing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade from robust steel material for durability\u003c\/li\u003e\n\u003cli\u003eBlack color finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eCompatible with serpentine belt systems\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Ford, Lincoln, and Mercury models\u003c\/li\u003e\n\u003cli\u003eIncludes one idler pulley with a single mounting hole\u003c\/li\u003e\n\u003cli\u003eDimensions: 90mm outside diameter, 17mm inside diameter\u003c\/li\u003e\n\u003cli\u003eWidth options: 28mm and 39.5mm\u003c\/li\u003e\n\u003cli\u003eEquipped with one pulley bearing, 12mm wide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 419-605 accessory drive belt idler pulley is designed to replace worn or damaged pulleys on select Ford, Lincoln, and Mercury vehicles. Its steel construction ensures long-lasting performance under engine heat and stress. The pulley features a 90mm outside diameter and a 17mm inside diameter, accommodating serpentine belt systems without grooves. With a single mounting hole and a 12mm wide bearing, it provides smooth rotation and reliable belt tension. The black finish helps resist corrosion, extending the component's service life. This idler pulley is a specific fit for models such as the Ford F-150, Mustang, Expedition, Lincoln Navigator, and Mercury Cougar, ensuring proper compatibility and function.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper serpentine belt tension and alignment\u003c\/li\u003e\n\u003cli\u003eEliminates belt squealing caused by worn pulleys\u003c\/li\u003e\n\u003cli\u003ePrevents premature belt wear due to pulley misalignment\u003c\/li\u003e\n\u003cli\u003eReplaces damaged or seized idler pulleys\u003c\/li\u003e\n\u003cli\u003eImproves accessory drive system reliability on Ford, Lincoln, and Mercury vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify vehicle compatibility with the Dorman 419-605 part number before installation\u003c\/li\u003e\n\u003cli\u003eInspect the serpentine belt for wear and replace if necessary during pulley installation\u003c\/li\u003e\n\u003cli\u003eEnsure the mounting hole aligns correctly with the vehicle’s bracket\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications to avoid pulley or bearing damage\u003c\/li\u003e\n\u003cli\u003eCheck belt routing after installation to confirm proper alignment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 419-605 idler pulley to meet or exceed OEM standards for fit, form, and function. The steel construction and sealed bearing design contribute to reliable performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to the product packaging or Dorman’s official resources for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43610972094645,"sku":"BKLB-419-605","price":43.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_419605_Fro.jpg?v=1774983461","url":"https:\/\/www.partcatalog.com\/products\/dorman-419-605-accessory-drive-belt-idler-pulley","provider":"PartCatalog","version":"1.0","type":"link"}