{"product_id":"gates-39159-accessory-drive-belt-tensioner-assembly","title":"Gates 39159 Accessory Drive Belt Tensioner Assembly - Fan or Serpentine","description":"\u003ch2\u003eOverview of Gates DriveAlign Premium OE Automatic Belt Tensioner\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39159) is engineered to maintain optimal tension on the accessory drive belt system. Designed specifically for Chevrolet and GMC heavy-duty trucks and vans, this tensioner assembly ensures consistent belt performance and longevity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Durable thermoplastic construction\u003c\/li\u003e\n\u003cli\u003eSingle flanged pulley with 6 V-ribbed grooves\u003c\/li\u003e\n\u003cli\u003ePulley outside diameter: 70 mm (2.76 in)\u003c\/li\u003e\n\u003cli\u003eWidth: 25.5 mm (1 in)\u003c\/li\u003e\n\u003cli\u003eBearing bore inside diameter: 17 mm (0.67 in)\u003c\/li\u003e\n\u003cli\u003eCompatible with V-ribbed belt types\u003c\/li\u003e\n\u003cli\u003eIncludes one mounting hole for secure installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: DriveAlign Premium OE Automatic Belt Tensioner\u003c\/h2\u003e\u003cp\u003eThe DriveAlign Premium OE Automatic Belt Tensioner line by Gates focuses on delivering original equipment (OE) exact fit and function. This product line is designed to meet or exceed factory specifications, providing reliable belt tension control for accessory drive systems. The 39159 tensioner assembly is part of this line, ensuring compatibility and performance for Chevrolet Express, GMC Savana, and Silverado models requiring precise belt tension management.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt tensioner assembly features a thermoplastic pulley with a flanged design to guide the V-ribbed belt accurately. The pulley has six grooves, matching the belt profile for consistent contact and reduced slippage. With a 70 mm outside diameter and 25.5 mm width, the tensioner fits the specified Chevrolet and GMC heavy-duty vehicles, including Express 2500\/3500, Savana 2500\/3500, Sierra 2500 HD\/3500 HD, and Silverado 2500 HD\/3500 HD models. The bearing bore inside diameter of 17 mm (0.67 in) supports smooth rotation and durability under demanding operating conditions.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains proper tension on V-ribbed accessory drive belts\u003c\/li\u003e\n\u003cli\u003ePrevents belt slippage and premature wear\u003c\/li\u003e\n\u003cli\u003eReduces noise caused by loose or misaligned belts\u003c\/li\u003e\n\u003cli\u003eSupports accessory components like alternators, power steering pumps, and air conditioning compressors\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged OE belt tensioners in Chevrolet and GMC heavy-duty trucks and vans\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Chevrolet Express, GMC Savana, Sierra, and Silverado 2500\/3500 HD models\u003c\/li\u003e\n\u003cli\u003eInspect belt condition and alignment before installing the tensioner\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damage to the thermoplastic pulley and bearing\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for mounting bolt\u003c\/li\u003e\n\u003cli\u003eVerify belt tension after installation to confirm proper operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner 39159 is manufactured to meet OE standards for fit, form, and function. Constructed with high-quality thermoplastic and precision bearings, it offers reliable performance in demanding automotive environments. While specific warranty details are not provided here, Gates products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or authorized distributors for exact warranty terms.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":43611094876341,"sku":"BBSC-39159","price":90.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_39159_Fro.jpg?v=1774983709","url":"https:\/\/www.partcatalog.com\/products\/gates-39159-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}