{"product_id":"dayco-89577-accessory-drive-belt-idler-pulley-lower-or-upper","title":"Dayco 89577 Accessory Drive Belt Idler Pulley - Lower or Upper","description":"\u003ch2\u003eDayco 89577 Accessory Drive Belt Idler Pulley\u003c\/h2\u003e\u003cp\u003eDayco 89577 is an accessory drive belt idler pulley for serpentine belt systems. Built with a polymer pulley body and a single bearing, it supports smooth belt routing in upper and lower accessory drive applications across select Hyundai and Kia vehicles.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAccessory drive belt idler pulley for serpentine belt systems\u003c\/li\u003e\n\u003cli\u003ePolymer pulley construction\u003c\/li\u003e\n\u003cli\u003e6-groove design for 6-rib serpentine belts\u003c\/li\u003e\n\u003cli\u003eSingle bearing design with 17 mm inner diameter and 12 mm bearing width\u003c\/li\u003e\n\u003cli\u003eMax belt width: 06 rib\u003c\/li\u003e\n\u003cli\u003eDirect-fit application coverage for select Hyundai Sonata, Tucson, Santa Fe Sport, and Kia Sportage, Optima, Sorento, Forte, and Forte Koup models\u003c\/li\u003e\n\u003cli\u003eDayco part number 89577\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dayco accessory drive belt idler pulley is engineered for vehicles using a 6-rib serpentine belt layout. The polymer pulley construction helps maintain proper belt tracking while the single-bearing design supports consistent rotation in the accessory drive system. Dayco 89577 is listed for upper and lower positions depending on the vehicle application, including Hyundai Sonata, Hyundai Tucson, Kia Optima, Kia Sorento, Kia Sportage, Kia Forte, and Kia Forte Koup coverage.\u003c\/p\u003e\u003cp\u003eFitment includes 2010-2017 Hyundai and Kia applications, with position-specific coverage such as Fits 2011-2017 Kia Sportage, Upper; Fits 2012-2015 Hyundai Sonata, N\/A; and Fits 2010-2013 Kia Forte, Lower. If you are searching for a Dayco 89577 idler pulley for a Hyundai Sonata serpentine belt system or a Kia Sportage accessory drive belt repair, this part number is listed for those applications.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or noisy accessory drive belt idler pulley\u003c\/li\u003e\n\u003cli\u003eRestoring proper serpentine belt routing and tension path\u003c\/li\u003e\n\u003cli\u003eAddressing belt squeal caused by pulley bearing wear\u003c\/li\u003e\n\u003cli\u003eCorrecting belt misalignment in upper or lower accessory drive positions\u003c\/li\u003e\n\u003cli\u003eSupporting service on Hyundai and Kia serpentine belt systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify pulley position before ordering: upper, lower, or N\/A as listed for the vehicle\u003c\/li\u003e\n\u003cli\u003eConfirm the belt is a 6-rib serpentine belt and the pulley width matches the application\u003c\/li\u003e\n\u003cli\u003eInspect the belt, tensioner, and adjacent pulleys during replacement\u003c\/li\u003e\n\u003cli\u003eCheck bearing smoothness and pulley alignment before final assembly\u003c\/li\u003e\n\u003cli\u003eUse the vehicle-specific fitment listing to confirm the correct Dayco 89577 application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized name in accessory drive components, and this pulley is built to match the listed OE-style fitment requirements for the specified Hyundai and Kia applications. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":52445229514933,"sku":"BCWL-89577","price":63.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_89577_Fro.jpg?v=1777894985","url":"https:\/\/www.partcatalog.com\/products\/dayco-89577-accessory-drive-belt-idler-pulley-lower-or-upper","provider":"PartCatalog","version":"1.0","type":"link"}