{"product_id":"skf-act31231-accessory-drive-belt-tensioner-assembly","title":"SKF ACT31231 Accessory Drive Belt Tensioner Assembly","description":"\u003ch2\u003eOverview of the SKF Accessory Drive Belt Tensioner Assembly\u003c\/h2\u003e\u003cp\u003eThe SKF ACT31231 accessory drive belt tensioner assembly is designed for precise fitment in select Audi and Volkswagen models. Engineered to maintain optimal belt tension, this component supports reliable operation of your vehicle's accessory drive system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 0.393 inches for accurate pulley alignment\u003c\/li\u003e\n\u003cli\u003eWidth: 0.866 inches ensuring proper belt engagement\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.709 inches for compatibility with specific belt sizes\u003c\/li\u003e\n\u003cli\u003eCompatible with Audi Golf, Jetta, TT, and TT Quattro models\u003c\/li\u003e\n\u003cli\u003ePart number ACT31231 for exact replacement and identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe SKF ACT31231 accessory drive belt tensioner assembly is a critical component in the belt drive system of Audi and Volkswagen vehicles, including the Golf, Jetta, TT, and TT Quattro. The tensioner maintains the correct tension on the accessory drive belt, preventing slippage and ensuring efficient power transfer to engine accessories such as the alternator, power steering pump, and air conditioning compressor. With an inside diameter of 0.393 inches, a width of 0.866 inches, and an outside diameter of 2.709 inches, this tensioner assembly is engineered to meet the precise specifications required for these vehicle models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents belt slippage and squealing noises\u003c\/li\u003e\n\u003cli\u003eMaintains consistent belt tension for accessory performance\u003c\/li\u003e\n\u003cli\u003eReduces premature belt wear and extends belt life\u003c\/li\u003e\n\u003cli\u003eEliminates vibration and misalignment in the accessory drive system\u003c\/li\u003e\n\u003cli\u003eSupports proper function of engine-driven accessories\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the SKF ACT31231 tensioner assembly, ensure the belt is properly routed according to the vehicle’s service manual. Use appropriate tools to relieve tension from the old belt and carefully align the new tensioner to avoid misalignment. Verify the tensioner pulley rotates smoothly and the belt maintains correct tension after installation. It is recommended to inspect the accessory drive belt for wear and replace it if necessary during the tensioner replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eSKF manufactures the ACT31231 tensioner assembly to meet OEM standards for durability and performance. This part undergoes rigorous quality control to ensure reliable operation in Audi and Volkswagen vehicles. While specific warranty details may vary, SKF typically offers coverage against manufacturing defects to provide confidence in the product’s longevity and function.\u003c\/p\u003e","brand":"SKF","offers":[{"title":"Default Title","offer_id":43736141988021,"sku":"BCNB-ACT31231","price":139.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CR_ACT31231_Ang.jpg?v=1774993232","url":"https:\/\/www.partcatalog.com\/products\/skf-act31231-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}