{"product_id":"dayco-automatic-belt-tensioner-assembly-89397","title":"Dayco Automatic Belt Tensioner Assembly (MPN: 89397)","description":"\u003ch2\u003eEngineered for optimal performance and durability in serpentine belt systems.\u003c\/h2\u003e\r\n\u003cp\u003eThe Dayco Automatic Belt Tensioner Assembly is designed to maintain consistent tension on serpentine belt drives, which are essential for powering various engine accessories. Utilizing an original flat spring design, this tensioner minimizes variations in tension during operation, thereby reducing the risk of premature accessory bearing failure and enhancing overall performance. The innovative construction includes a PTFE strip within the spring to resist abrasion, while the flat spring is coated to prevent rust, ensuring longevity and reliability.\u003c\/p\u003e\r\n\u003cp\u003eThis assembly features a heavy-duty cast aluminum spring case and arm, providing additional strength and resistance to cracking and fatigue. The steel pivot tube enhances durability for critical torque requirements, while the thermoplastic rubber spring slot plug protects against harmful contaminants. Additionally, lubricated nylon bushings contribute to quieter operation, and a rubber O-ring seals out dust and grime, further extending the life of the tensioner.\u003c\/p\u003e\r\n\u003cp\u003eWith a focus on quality and performance, the Dayco Automatic Belt Tensioner is an essential component for maintaining the efficiency of serpentine belt systems. Its robust design and advanced materials make it a reliable choice for automotive applications, ensuring that your engine accessories operate smoothly and effectively.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eSteel Locator Pin (Where The Application Demands)\u003c\/li\u003e\r\n    \u003cli\u003eHeavy Duty Cast Aluminum Spring Case That Resists Cracking And Fatigue\u003c\/li\u003e\r\n    \u003cli\u003eHeavy Duty Cast Aluminum Arm Offers Additional Strength And Less Distortion\u003c\/li\u003e\r\n    \u003cli\u003eSteel Pivot Tube (Where The Application Demands) Provides Additional Strength For Critical Torque Requirements\u003c\/li\u003e\r\n    \u003cli\u003eThermoplastic Rubber Spring Slot Plug Helps Keep Out Harmful Contaminants\u003c\/li\u003e\r\n    \u003cli\u003eLubricated Nylon Pivot Tube Bushing And Spring Bushing For Quieter Performance\u003c\/li\u003e\r\n    \u003cli\u003eRubber “O” Ring Which Seals Against Dust And Grime\u003c\/li\u003e\r\n    \u003cli\u003eZinc-Coated Mounting Bolt That Resists Rust\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufacturer: Dayco Products Inc\u003c\/li\u003e\r\n    \u003cli\u003eManufacturer Part Number: 89397\u003c\/li\u003e\r\n    \u003cli\u003eBelt Type: Serpentine\u003c\/li\u003e\r\n    \u003cli\u003eMaximum Belt Width: OEM\u003c\/li\u003e\r\n    \u003cli\u003eNumber Of Pulleys: 1\u003c\/li\u003e\r\n    \u003cli\u003ePulley Groove Count: OEM\u003c\/li\u003e\r\n    \u003cli\u003ePulley Diameter: OEM\u003c\/li\u003e\r\n    \u003cli\u003ePulley Width: OEM\u003c\/li\u003e\r\n    \u003cli\u003ePulley Material: Glass Filled Polymer\u003c\/li\u003e\r\n    \u003cli\u003eTensioner Rotation: Counter Clockwise\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eCompatibility \/ Fit\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003e2009-2014 Cadillac Escalade\u003c\/li\u003e\r\n    \u003cli\u003e2009-2014 Cadillac Escalade ESV\u003c\/li\u003e\r\n    \u003cli\u003e2009-2013 Cadillac Escalade EXT\u003c\/li\u003e\r\n    \u003cli\u003e2009-2013 Chevrolet Avalanche\u003c\/li\u003e\r\n    \u003cli\u003e2009-2012 Chevrolet Colorado\u003c\/li\u003e\r\n    \u003cli\u003e2009-2014 Chevrolet Express 1500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2020 Chevrolet Express 2500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2020 Chevrolet Express 3500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2016 Chevrolet Express 4500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2013 Chevrolet Silverado 1500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2019 Chevrolet Silverado 2500 HD\u003c\/li\u003e\r\n    \u003cli\u003e2009-2019 Chevrolet Silverado 3500 HD\u003c\/li\u003e\r\n    \u003cli\u003e2009-2014 Chevrolet Suburban 1500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2013 Chevrolet Suburban 2500\u003c\/li\u003e\r\n    \u003cli\u003e2016-2019 Chevrolet Suburban 3500 HD\u003c\/li\u003e\r\n    \u003cli\u003e2009-2014 Chevrolet Tahoe\u003c\/li\u003e\r\n    \u003cli\u003e2009-2009 Chevrolet Trailblazer\u003c\/li\u003e\r\n    \u003cli\u003e2009-2012 GMC Canyon\u003c\/li\u003e\r\n    \u003cli\u003e2009-2009 GMC Envoy\u003c\/li\u003e\r\n    \u003cli\u003e2009-2014 GMC Savana 1500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2020 GMC Savana 2500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2020 GMC Savana 3500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2016 GMC Savana 4500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2013 GMC Sierra 1500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2019 GMC Sierra 2500 HD\u003c\/li\u003e\r\n    \u003cli\u003e2009-2019 GMC Sierra 3500 HD\u003c\/li\u003e\r\n    \u003cli\u003e2009-2014 GMC Yukon\u003c\/li\u003e\r\n    \u003cli\u003e2009-2014 GMC Yukon XL 1500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2013 GMC Yukon XL 2500\u003c\/li\u003e\r\n    \u003cli\u003e2009-2009 Hummer H2\u003c\/li\u003e\r\n    \u003cli\u003e2009-2010 Hummer H3\u003c\/li\u003e\r\n    \u003cli\u003e2009-2010 Hummer H3T\u003c\/li\u003e\r\n    \u003cli\u003e2009-2009 Saab 9-7x\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eProduct Videos\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/vehiclepartimages.com\/PMDT\/DYC\/Videos\/Dayco%20-%20How%20Quality%20Tensioners%20Are%20Made.mp4?autoplay=0\" loading=\"lazy\" style=\"max-width: 560px; width: 100%; aspect-ratio: 560\/360;\" frameborder=\"0\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share; fullscreen\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\r\n","brand":"NTP-Stag","offers":[{"title":"Default Title","offer_id":47066584613103,"sku":"D3589397","price":84.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/89397FRO.jpg?v=1767376465","url":"https:\/\/www.sprinterpartsdepot.com\/products\/dayco-automatic-belt-tensioner-assembly-89397","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}