{"product_id":"gates-38406-accessory-drive-belt-tensioner-assembly","title":"Gates 38406 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 (part number 38406) is engineered for precise belt tension control in select Audi vehicles. Designed to maintain optimal tension on V-ribbed accessory drive belts, this tensioner assembly supports reliable engine accessory operation in Audi A4, A4 Quattro, A6, and A6 Quattro models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable steel for long-lasting performance\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\u003eThree mounting holes for secure installation\u003c\/li\u003e\n\u003cli\u003eExact OE comparison rating ensuring proper fit and function\u003c\/li\u003e\n\u003cli\u003eDimensions: 2.76 inch (70 mm) outside diameter, 0.94 inch (24 mm) width, 0.67 inch (17 mm) bearing bore inside diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDriveAlign Premium OE Automatic Belt Tensioner Product Line\u003c\/h2\u003e\u003cp\u003eThe DriveAlign Premium OE Automatic Belt Tensioner line by Gates focuses on delivering original equipment quality and fitment for accessory drive belt tensioners. This product line is designed to meet or exceed OEM specifications, providing consistent belt tension and reducing wear on belt-driven components. The 38406 tensioner assembly is part of this line, ensuring compatibility and performance for Audi vehicles requiring precise tension control in their accessory drive systems.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt tensioner assembly features a robust steel construction that withstands the stresses of continuous engine operation. The single pulley, without flanges, has a smooth backside contact surface optimized for V-ribbed belts, which are common in modern Audi A4 and A6 models. The tensioner’s three mounting holes provide a secure fit, while the bearing bore inside diameter of 0.67 inches (17 mm) supports smooth pulley rotation. With an outside diameter of 2.76 inches (70 mm) and a width of 0.94 inches (24 mm), this tensioner matches the exact dimensions required for proper installation and function.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains proper tension on V-ribbed accessory belts to prevent slippage\u003c\/li\u003e\n\u003cli\u003eReduces belt noise and vibration caused by improper tension\u003c\/li\u003e\n\u003cli\u003ePrevents premature wear of belts and pulleys in Audi A4 and A6 models\u003c\/li\u003e\n\u003cli\u003eAddresses belt misalignment issues due to worn or faulty tensioners\u003c\/li\u003e\n\u003cli\u003eSupports consistent accessory drive performance under varying engine loads\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Audi A4, A4 Quattro, A6, and A6 Quattro models before installation\u003c\/li\u003e\n\u003cli\u003eVerify the mounting hole alignment and pulley orientation during installation\u003c\/li\u003e\n\u003cli\u003eInspect the V-ribbed belt for wear and replace if necessary when installing the tensioner\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications for mounting bolts to avoid damage\u003c\/li\u003e\n\u003cli\u003eCheck belt tension after installation to confirm correct 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 38406 is manufactured to meet original equipment standards, ensuring reliable performance and fit. Gates provides an OE comparison rating of exact fit, confirming this tensioner assembly matches factory specifications. While specific warranty details are not provided here, Gates products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":43611084914869,"sku":"BBSC-38406","price":124.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_38406_Fro.jpg?v=1774983662","url":"https:\/\/www.partcatalog.com\/products\/gates-38406-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}