{"product_id":"dayco-89516-accessory-drive-belt-idler-pulley","title":"Dayco 89516 Accessory Drive Belt Idler Pulley - Grooved Pulley","description":"\u003ch2\u003eOverview of Dayco Accessory Drive Belt Idler Pulley 89516\u003c\/h2\u003e\u003cp\u003eThe Dayco 89516 accessory drive belt idler pulley is engineered for reliable performance in select Buick, Chevrolet, and Pontiac vehicles. Designed specifically for serpentine belt systems, this idler pulley supports smooth belt operation and helps maintain proper tension in your vehicle's accessory drive system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable polymer material for long-lasting use\u003c\/li\u003e\n\u003cli\u003eFeatures 6 grooves compatible with serpentine belts\u003c\/li\u003e\n\u003cli\u003eDual bearing design with two bearings for enhanced stability\u003c\/li\u003e\n\u003cli\u003eBearing inner diameter of 10.2 mm and bearing width of 25.5 mm\u003c\/li\u003e\n\u003cli\u003eSupports a maximum belt width of 6 ribs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco 89516 idler pulley is designed to fit accessory drive belt systems on Buick Allure, Chevrolet Impala, Monte Carlo, Pontiac Grand Prix, and Buick LaCrosse models. Its polymer construction offers resistance to wear and heat, ensuring consistent performance under demanding engine conditions. The pulley features six grooves to accommodate serpentine belts with up to six ribs, providing proper alignment and tension. Equipped with two precision bearings, each with an inner diameter of 10.2 mm and a width of 25.5 mm, this idler pulley reduces friction and supports smooth belt rotation, which is critical for the operation of alternators, power steering pumps, and air conditioning compressors.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents belt slippage and misalignment in serpentine belt systems\u003c\/li\u003e\n\u003cli\u003eReduces noise caused by worn or damaged pulleys\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper belt tension to avoid premature belt wear\u003c\/li\u003e\n\u003cli\u003eSupports accessory components by ensuring consistent belt routing\u003c\/li\u003e\n\u003cli\u003eAddresses issues related to bearing failure or pulley wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your vehicle’s make and model before installation\u003c\/li\u003e\n\u003cli\u003eInspect the serpentine belt for wear and replace if necessary during installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damaging the pulley or belt system\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for mounting bolts\u003c\/li\u003e\n\u003cli\u003eCheck belt alignment after installation to prevent premature wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the 89516 idler pulley to meet or exceed OEM specifications for fit, form, and function. The polymer material and dual bearing design contribute to durability and reliable operation. While specific warranty details may vary, Dayco typically offers coverage against defects in materials and workmanship, providing confidence in the product’s quality for Buick, Chevrolet, and Pontiac vehicle owners.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391604621493,"sku":"BCWL-89516","price":77.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_89516_Fro_bb721b04-27bf-4db9-969f-709e1c522842.jpg?v=1774728927","url":"https:\/\/www.partcatalog.com\/products\/dayco-89516-accessory-drive-belt-idler-pulley","provider":"PartCatalog","version":"1.0","type":"link"}