{"product_id":"hayden-5986-accessory-drive-belt-idler-assembly","title":"Hayden 5986 Accessory Drive Belt Idler Assembly","description":"\u003ch2\u003eOverview of Hayden Idler Assembly 5986 for BMW Models\u003c\/h2\u003e\u003cp\u003eThe Hayden Idler Assembly 5986 is designed specifically for select BMW vehicles, including the 750iL, 850Ci, 850CSi, and 850i. This accessory drive belt idler assembly ensures proper tension and alignment of the back idler belt, contributing to the efficient operation of your vehicle's accessory drive system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable black plastic material\u003c\/li\u003e\n\u003cli\u003eMeasures 4.66 inches in length with a 2.9375 inch outside diameter\u003c\/li\u003e\n\u003cli\u003eFeatures a 1.01 inch inside diameter and a single groove design\u003c\/li\u003e\n\u003cli\u003eIncludes two mounting holes with 0.25 inch diameter for secure installation\u003c\/li\u003e\n\u003cli\u003eCompatible with 1.00 inch (25.4 mm) belt width, suitable for back idler belt type\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description and Specifications\u003c\/h2\u003e\u003cp\u003eThe Hayden Idler Assembly 5986 is a precision-engineered component within the accessory drive belt system components category. Its black plastic construction offers a balance of strength and lightweight performance. The idler assembly has an outside diameter of approximately 2.94 inches (74.6 mm) and an inside diameter of 1.01 inches, designed to accommodate a 1.00 inch wide belt. The pulley width measures 0.94 inches (23.9 mm), ensuring proper belt tracking and tension. With two mounting holes sized at 0.25 inches in diameter, this idler assembly provides a secure fitment for the accessory drive system.\u003c\/p\u003e\u003ch2\u003eAbout the Hayden Idler Assembly Product Line\u003c\/h2\u003e\u003cp\u003eThe Hayden Idler Assembly product line focuses on tensioners and pulleys that maintain optimal belt tension and alignment in automotive accessory drive systems. This line is engineered to meet the specific requirements of various vehicle makes and models, including BMW. The Idler Assembly 5986 is part of this line, designed to provide reliable performance and compatibility with the back idler belt type in select BMW vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains proper tension on the accessory drive belt to prevent slippage\u003c\/li\u003e\n\u003cli\u003eReduces belt noise caused by misalignment or wear\u003c\/li\u003e\n\u003cli\u003ePrevents premature belt wear and extends belt life\u003c\/li\u003e\n\u003cli\u003eEnsures smooth operation of engine accessories such as alternator and power steering\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged idler assemblies in BMW 750iL, 850Ci, 850CSi, and 850i models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Hayden Idler Assembly 5986, ensure the mounting holes align precisely with the vehicle’s accessory drive bracket. Use appropriate torque specifications to secure the assembly without over-tightening. Inspect the belt for wear or damage during installation and replace if necessary. Proper alignment of the idler pulley groove with the belt is critical to avoid premature wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eHayden manufactures the Idler Assembly 5986 to meet OEM standards for fit and function. The plastic material and precise dimensions ensure durability and consistent performance. While specific warranty details are not provided, Hayden products typically adhere to industry quality controls to support reliable operation in BMW 750iL, 850Ci, 850CSi, and 850i vehicles.\u003c\/p\u003e","brand":"Hayden","offers":[{"title":"Default Title","offer_id":43944077623477,"sku":"BBTW-5986","price":42.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HY_5986_Fro.jpg?v=1775005270","url":"https:\/\/www.partcatalog.com\/products\/hayden-5986-accessory-drive-belt-idler-assembly","provider":"PartCatalog","version":"1.0","type":"link"}