{"product_id":"gates-39203-accessory-drive-belt-tensioner-assembly-alternator-or-power-steering-and-water-pump","title":"Gates 39203 Accessory Drive Belt Tensioner Assembly - Alternator or  Power Steering and Water Pump","description":"\u003ch2\u003eOverview of Gates DriveAlign Premium OE Automatic Belt Tensioner\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner 39203 is engineered for precise belt tension control in BMW X5 vehicles. Designed with thermoplastic material and a smooth backside contact surface, this tensioner assembly ensures reliable performance for V-ribbed accessory drive belt systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThermoplastic construction for durability and lightweight design\u003c\/li\u003e\n\u003cli\u003eSingle pulley with a 2.76 inch (70 mm) outside diameter\u003c\/li\u003e\n\u003cli\u003ePulley width of 1.02 inch (26 mm) with no flange\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes for secure installation\u003c\/li\u003e\n\u003cli\u003eCompatible with V-ribbed belt types\u003c\/li\u003e\n\u003cli\u003eOE exact comparison rating for direct replacement\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 is specifically designed to maintain optimal tension on the V-ribbed belt system of the BMW X5. The thermoplastic material used in the tensioner housing offers resistance to heat and wear, contributing to the longevity of the component. The pulley features a smooth backside contact surface and measures 2.76 inches in outside diameter with a width of 1.02 inches, ensuring proper belt alignment and tension. With two mounting holes, the tensioner provides a secure fitment that matches original equipment specifications. The bearing bore inside diameter of 0.67 inches (17 mm) supports smooth pulley rotation, reducing belt slippage and noise.\u003c\/p\u003e\u003ch2\u003eAbout the DriveAlign Premium OE Automatic Belt Tensioner Line\u003c\/h2\u003e\u003cp\u003eThe DriveAlign Premium OE Automatic Belt Tensioner product line by Gates focuses on delivering tensioners that meet original equipment standards for fit, form, and function. This line is engineered to provide consistent belt tension, reduce wear on accessory drive components, and improve overall engine accessory performance. The 39203 part number is an OE exact replacement designed to integrate seamlessly with BMW X5 accessory drive belt systems.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains proper tension on V-ribbed accessory belts\u003c\/li\u003e\n\u003cli\u003ePrevents belt slippage and premature wear\u003c\/li\u003e\n\u003cli\u003eReduces noise caused by loose or worn tensioners\u003c\/li\u003e\n\u003cli\u003eEnsures smooth operation of engine accessories like alternators and power steering pumps\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged automatic belt tensioners in BMW X5 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Gates DriveAlign Premium OE Automatic Belt Tensioner 39203, ensure the mounting surface is clean and free of debris. Verify the belt type is V-ribbed and matches the tensioner specifications. Use proper tools to avoid damaging the thermoplastic housing or pulley during installation. Confirm the tensioner is securely mounted using both mounting holes to maintain correct belt tension and alignment.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner 39203 is manufactured to meet original equipment standards, providing reliable performance and durability. This part carries an OE exact comparison rating, ensuring compatibility and quality. Warranty details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":52138090037429,"sku":"BBSC-39203","price":137.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_39203_Fro.jpg?v=1775231900","url":"https:\/\/www.partcatalog.com\/products\/gates-39203-accessory-drive-belt-tensioner-assembly-alternator-or-power-steering-and-water-pump","provider":"PartCatalog","version":"1.0","type":"link"}