{"product_id":"dayco-89111-accessory-drive-belt-tensioner-pulley","title":"Dayco 89111 Accessory Drive Belt Tensioner Pulley","description":"\u003ch2\u003eOverview of Dayco Accessory Drive Belt Tensioner Pulley 89111\u003c\/h2\u003e\u003cp\u003eThe Dayco 89111 accessory drive belt tensioner pulley is engineered from durable steel to provide reliable performance in serpentine belt systems. Designed to accommodate belts up to 8 ribs wide, this pulley ensures proper tension and smooth operation for various vehicle makes and models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-strength steel for durability\u003c\/li\u003e\n\u003cli\u003eCompatible with serpentine belt systems up to 8 ribs wide\u003c\/li\u003e\n\u003cli\u003eSingle bearing design with 20mm inner diameter and 15mm bearing width\u003c\/li\u003e\n\u003cli\u003eFlat pulley surface for consistent belt contact\u003c\/li\u003e\n\u003cli\u003eDimensions: 74mm outer diameter, 38.3mm pulley width\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dayco 89111 tensioner pulley features a steel construction that withstands the stresses of accessory drive systems. Its 74mm outer diameter and 38.3mm width are optimized for serpentine belts, supporting a maximum belt width of 8 ribs. The pulley incorporates a single bearing with a 20mm inner diameter and 15mm width, designed to reduce friction and extend service life. The flat pulley surface ensures even belt wear and consistent tension, which is critical for maintaining accessory drive system efficiency.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt tensioner pulley is compatible with a range of vehicles that utilize serpentine belt systems requiring an 8-rib belt width. It is suitable for automotive makes and models that specify a tensioner pulley with these dimensions and bearing specifications. When searching for replacement parts, referencing the Dayco part number 89111 will help ensure proper fitment and performance.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by Dayco 89111\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates belt slippage caused by worn or damaged pulleys\u003c\/li\u003e\n\u003cli\u003ePrevents uneven belt wear due to improper tension\u003c\/li\u003e\n\u003cli\u003eReduces noise from failing or misaligned tensioner pulleys\u003c\/li\u003e\n\u003cli\u003eMaintains optimal accessory drive system performance\u003c\/li\u003e\n\u003cli\u003eHelps avoid premature bearing failure in the pulley assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco 89111 tensioner pulley, ensure the serpentine belt is properly aligned on the flat pulley surface to prevent premature wear. Verify that the bearing rotates smoothly before installation. Use appropriate tools to avoid damaging the pulley or belt during replacement. Always consult the vehicle’s service manual for torque specifications and installation procedures specific to the make and model.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the 89111 tensioner pulley to meet industry standards for durability and performance. The steel construction and precision bearing design contribute to long service life under normal operating conditions. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Refer to Dayco’s official documentation for exact warranty terms.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":52149212807349,"sku":"BCWL-89111","price":67.06,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_89111_Fro.jpg?v=1775588031","url":"https:\/\/www.partcatalog.com\/products\/dayco-89111-accessory-drive-belt-tensioner-pulley","provider":"PartCatalog","version":"1.0","type":"link"}