{"product_id":"four-seasons-45059-accessory-drive-belt-idler-assembly","title":"Four Seasons 45059 Accessory Drive Belt Idler Assembly","description":"\u003ch2\u003eOverview of Four Seasons Idler Assembly 45059\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Idler Assembly 45059 is designed for precise accessory drive belt tensioning in select Audi and Volkswagen models. This component ensures proper serpentine belt alignment and tension, contributing to the efficient operation of your vehicle's accessory drive system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Durable black plastic construction\u003c\/li\u003e\n\u003cli\u003eLength: 5.25 inches\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 2.375 inches (60.325 mm)\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 0.394 inches\u003c\/li\u003e\n\u003cli\u003eMounting Hole Quantity: 1 with a diameter of 0.32 inches\u003c\/li\u003e\n\u003cli\u003eBelt Type Compatibility: Serpentine belts\u003c\/li\u003e\n\u003cli\u003eBelt Width: 0.6875 inches (17.463 mm)\u003c\/li\u003e\n\u003cli\u003eGroove Count: 4 grooves for belt engagement\u003c\/li\u003e\n\u003cli\u003ePulley Width: 0.75 inches (19 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFour Seasons Idler Assembly Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Idler Assembly product line from Four Seasons focuses on tensioners and pulleys engineered to maintain optimal belt tension and alignment. The 45059 idler assembly is part of this line, providing reliable performance for accessory drive belt systems in vehicles such as the Audi A4, A4 Quattro, and Volkswagen Passat. This line emphasizes compatibility and durability within the belts and cooling category.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt idler assembly is constructed from high-quality plastic designed to withstand the operational stresses of serpentine belt systems. The 4-groove pulley design ensures secure belt engagement, while the precise dimensions—including a 5.25-inch length and 2.375-inch outside diameter—allow for proper fitment and function. The single mounting hole with a 0.32-inch diameter facilitates straightforward installation. Compatible with serpentine belts measuring approximately 0.6875 inches in width, this idler assembly supports smooth belt routing and tensioning in the specified Audi and Volkswagen models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains proper tension on serpentine belts 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 consistent accessory drive performance in Audi A4, A4 Quattro, and Volkswagen Passat vehicles\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged idler pulleys to restore system reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Four Seasons Idler Assembly 45059, ensure the mounting hole aligns correctly with the vehicle’s bracket. Verify that the serpentine belt width matches the 0.6875-inch specification for optimal fit. Inspect the belt for wear or damage during installation and replace if necessary. Proper torque specifications should be followed to avoid over-tightening or loosening during operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eFour Seasons provides this idler assembly with a focus on durability and fitment accuracy for Audi and Volkswagen vehicles. While specific warranty details are not provided here, Four Seasons products typically meet industry standards for quality and reliability. Using the correct part number 45059 ensures compatibility and performance within the accessory drive belt system.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44599894900917,"sku":"BBRN-45059","price":54.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_45059_Fro.jpg?v=1775068431","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-45059-accessory-drive-belt-idler-assembly","provider":"PartCatalog","version":"1.0","type":"link"}