{"product_id":"gates-39165-accessory-drive-belt-tensioner-assembly","title":"Gates 39165 Accessory Drive Belt Tensioner Assembly","description":"\u003ch2\u003eOverview of Gates DriveAlign Premium OE Automatic Belt Tensioner\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner 39165 is engineered for precise belt tension control in Mercedes-Benz vehicles. Designed specifically for models like the E250, GLE300d, GLK250, and ML250, this tensioner assembly ensures reliable accessory drive belt performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThermoplastic construction for durability and heat resistance\u003c\/li\u003e\n\u003cli\u003eSingle pulley design with a smooth backside contact surface\u003c\/li\u003e\n\u003cli\u003eCompatible with V-ribbed belt systems\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes for secure installation\u003c\/li\u003e\n\u003cli\u003eExact OE comparison rating for direct replacement\u003c\/li\u003e\n\u003cli\u003eDimensions: 2.56 inch (65 mm) outside diameter, 1.02 inch (26 mm) width\u003c\/li\u003e\n\u003cli\u003eBearing bore inside diameter of 0.67 inch (17 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt tensioner assembly from Gates features a thermoplastic body that withstands the demanding conditions of engine compartments. The single pulley, which is not flanged, has a smooth backside contact surface designed to work seamlessly with V-ribbed belts. With two mounting holes, the tensioner provides a stable and secure fitment. The bearing bore inside diameter measures 0.67 inches (17 mm), supporting smooth rotation and consistent tension. The overall dimensions of 2.56 inches (65 mm) in outside diameter and 1.02 inches (26 mm) in width make it compatible with the accessory drive belt systems of select Mercedes-Benz models.\u003c\/p\u003e\u003ch2\u003eAbout the DriveAlign Premium OE Automatic Belt Tensioner Line\u003c\/h2\u003e\u003cp\u003eThe DriveAlign Premium OE Automatic Belt Tensioner line by Gates is developed to meet original equipment specifications, ensuring precise fit and function. This product line focuses on delivering tensioners that maintain optimal belt tension automatically, reducing wear and improving accessory drive system reliability. The 39165 part number is an OE exact replacement, designed to match factory performance standards for Mercedes-Benz vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\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 noise in Mercedes-Benz E250, GLE300d, GLK250, and ML250\u003c\/li\u003e\n\u003cli\u003eReduces premature belt wear caused by improper tension\u003c\/li\u003e\n\u003cli\u003eEliminates vibration and misalignment in the belt drive system\u003c\/li\u003e\n\u003cli\u003eSupports smooth operation of engine accessories such as alternators and power steering pumps\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific Mercedes-Benz model before installation\u003c\/li\u003e\n\u003cli\u003eInspect the belt and pulley system for wear or damage prior to replacing the tensioner\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damaging the thermoplastic housing or pulley\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for mounting bolts\u003c\/li\u003e\n\u003cli\u003eVerify belt alignment and tension after installation to prevent premature wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner 39165 is manufactured to meet stringent quality standards, providing reliable performance and durability. This part carries an OE comparison rating, confirming it as a direct replacement for factory-installed tensioners. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":43611095236789,"sku":"BBSC-39165","price":112.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_39165_Fro.jpg?v=1774983710","url":"https:\/\/www.partcatalog.com\/products\/gates-39165-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}