{"product_id":"gates-39457-accessory-drive-belt-tensioner-assembly","title":"Gates 39457 Accessory Drive Belt Tensioner Assembly","description":"\u003ch2\u003eReliable Automatic Belt Tensioner for Lexus Vehicles\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39457) is engineered to maintain optimal tension on the accessory drive belt system. Designed specifically for select Lexus models, this steel tensioner assembly ensures consistent belt performance and longevity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable steel for strength and longevity\u003c\/li\u003e\n\u003cli\u003eCompatible with V-ribbed accessory drive belts\u003c\/li\u003e\n\u003cli\u003eSingle pulley design with a smooth backside contact surface\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes for secure installation\u003c\/li\u003e\n\u003cli\u003ePrecision dimensions: 2.56 inch (65 mm) outside diameter, 1.1 inch (28 mm) width, and 0.67 inch (17 mm) bearing bore inside diameter\u003c\/li\u003e\n\u003cli\u003eOE exact fit for reliable replacement\u003c\/li\u003e\n\u003c\/ul\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 focuses on delivering original equipment quality and fitment. This product line is designed to meet or exceed factory specifications, providing a direct replacement tensioner assembly that supports proper belt tension and reduces wear on accessory components. The 39457 tensioner is part of this line, ensuring compatibility and performance for Lexus accessory drive belt systems.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt tensioner assembly features a steel construction that offers durability under engine operating conditions. It includes a single pulley without flanges, designed for use with V-ribbed belts commonly found on Lexus GS200t, GS300, IS200t, IS300, NX200t, NX300, RC200t, and RC300 models. The pulley measures 2.56 inches (65 mm) in outside diameter and 1.1 inches (28 mm) in width, with a bearing bore inside diameter of 0.67 inches (17 mm). The smooth backside contact surface helps reduce belt wear and noise, while the two mounting holes provide a secure fit during installation.\u003c\/p\u003e\u003ch2\u003eCompatible Lexus Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLexus GS200t\u003c\/li\u003e\n\u003cli\u003eLexus GS300\u003c\/li\u003e\n\u003cli\u003eLexus IS200t\u003c\/li\u003e\n\u003cli\u003eLexus IS300\u003c\/li\u003e\n\u003cli\u003eLexus NX200t\u003c\/li\u003e\n\u003cli\u003eLexus NX300\u003c\/li\u003e\n\u003cli\u003eLexus RC200t\u003c\/li\u003e\n\u003cli\u003eLexus RC300\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Belt Tensioner\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates belt slippage caused by worn or weak tensioners\u003c\/li\u003e\n\u003cli\u003ePrevents premature accessory belt wear and damage\u003c\/li\u003e\n\u003cli\u003eReduces noise from loose or misaligned belts\u003c\/li\u003e\n\u003cli\u003eMaintains proper belt tension for efficient accessory operation\u003c\/li\u003e\n\u003cli\u003eHelps avoid engine overheating due to accessory drive failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before beginning installation. Verify the correct orientation of the tensioner assembly and align the mounting holes precisely. Use appropriate torque specifications for mounting bolts to avoid damage. Inspect the accessory drive belt for wear and replace if necessary during installation. Proper installation will help maintain belt tension and extend the life of the belt and related components.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39457) is manufactured to meet original equipment standards. It undergoes rigorous quality control to ensure durability and fitment accuracy. This part is rated as an OE exact replacement, providing confidence in performance and reliability. Warranty details are provided by Gates and typically cover defects in materials and workmanship.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":52138090496181,"sku":"BBSC-39457","price":229.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_39457_Fro.jpg?v=1775231904","url":"https:\/\/www.partcatalog.com\/products\/gates-39457-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}