{"product_id":"dayco-89623-accessory-drive-belt-tensioner-assembly","title":"Dayco 89623 Accessory Drive Belt Tensioner Assembly","description":"\u003ch2\u003eOverview of Dayco Accessory Drive Belt Tensioner Assembly 89623\u003c\/h2\u003e\u003cp\u003eThe Dayco 89623 accessory drive belt tensioner assembly is designed for precise serpentine belt tension control in select Audi, Porsche, and Volkswagen vehicles. Engineered for clockwise operation with a single pulley, this automatic tensioner supports reliable performance in models such as the Audi Q7, Porsche Cayenne, and Volkswagen Touareg.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSerpentine belt type compatible\u003c\/li\u003e\n\u003cli\u003eClockwise rotation direction\u003c\/li\u003e\n\u003cli\u003eSingle pulley design with 70 mm diameter\u003c\/li\u003e\n\u003cli\u003e7-groove pulley for optimal belt engagement\u003c\/li\u003e\n\u003cli\u003e28.8 mm pulley width for proper belt alignment\u003c\/li\u003e\n\u003cli\u003eAutomatic tensioner type for consistent belt tension\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dayco 89623 tensioner assembly features a 70 mm diameter pulley with 7 grooves, ensuring secure serpentine belt tracking and minimizing slippage. The pulley width of 28.8 mm accommodates the belt profile used in the Audi Q7, Porsche Cayenne, and Volkswagen Touareg. Its clockwise rotation matches the engine accessory drive system's requirements, while the automatic tensioner mechanism maintains consistent tension to reduce wear and extend belt life.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt tensioner assembly is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAudi Q7\u003c\/li\u003e\n\u003cli\u003ePorsche Cayenne\u003c\/li\u003e\n\u003cli\u003eVolkswagen Touareg\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is specifically designed to work with the serpentine belt systems in these models, ensuring proper fitment and function.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Dayco 89623 Tensioner\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates belt slippage caused by improper tension\u003c\/li\u003e\n\u003cli\u003ePrevents premature belt wear and cracking\u003c\/li\u003e\n\u003cli\u003eReduces noise from loose or misaligned belts\u003c\/li\u003e\n\u003cli\u003eMaintains consistent accessory drive performance\u003c\/li\u003e\n\u003cli\u003eHelps avoid engine overheating due to belt failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco 89623 tensioner assembly, ensure the serpentine belt is properly routed according to the vehicle’s service manual. Verify the clockwise rotation direction matches the engine’s accessory drive system. Use appropriate tools to relieve tension safely and avoid damage to the tensioner or belt. Inspect the belt for wear and replace if necessary during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the 89623 tensioner assembly to meet OEM specifications for durability and performance. The automatic tensioner design supports consistent belt tension under varying operating conditions. While specific warranty details may vary, Dayco products typically include coverage against defects in materials and workmanship to provide confidence in long-term reliability.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391608291509,"sku":"BCWL-89623","price":97.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_89623_Fro.jpg?v=1774728946","url":"https:\/\/www.partcatalog.com\/products\/dayco-89623-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}