{"product_id":"dayco-5080640-serpentine-belt","title":"Dayco 5080640 Serpentine Belt - Fan or Main Drive","description":"\u003ch2\u003eDurable Serpentine Belt for Dodge D250, D350, W250, and W350\u003c\/h2\u003e\u003cp\u003eThe Dayco 5080640 serpentine belt is engineered to meet the demanding requirements of Dodge D250, D350, W250, and W350 models. Constructed with EPDM and aramid reinforcement, this belt offers reliable performance under a wide range of operating temperatures.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: EPDM with aramid fiber reinforcement for enhanced durability\u003c\/li\u003e\n\u003cli\u003eTop Width: 1.10 inches\u003c\/li\u003e\n\u003cli\u003eEffective Length: Approximately 64 inches (1625.60 mm)\u003c\/li\u003e\n\u003cli\u003eOutside Circumference: Approximately 64.63 inches (1641.61 mm)\u003c\/li\u003e\n\u003cli\u003eRib Quantity: 8 ribs with a straight rib profile\u003c\/li\u003e\n\u003cli\u003eCross Section: K-section design for optimal fit and function\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -45°C to 100°C (-49°F to 212°F)\u003c\/li\u003e\n\u003cli\u003eMeets SAE J1459 and SAE J2432 standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Overview of Dayco 5080640 Serpentine Belt\u003c\/h2\u003e\u003cp\u003eThis serpentine belt is designed with a K-section cross section and eight straight ribs, providing consistent power transmission and reduced slippage. The EPDM material combined with aramid reinforcement enhances resistance to heat, wear, and stretching, ensuring long service life. The belt’s dimensions, including a top width of 1.10 inches and an outside circumference near 64.63 inches, are tailored for precise fitment on Dodge D250, D350, W250, and W350 trucks.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThe Dayco 5080640 serpentine belt is compatible with the following Dodge models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDodge D250\u003c\/li\u003e\n\u003cli\u003eDodge D350\u003c\/li\u003e\n\u003cli\u003eDodge W250\u003c\/li\u003e\n\u003cli\u003eDodge W350\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis belt is suitable for accessory drive belt system components, ensuring proper operation of alternators, power steering pumps, air conditioning compressors, and other engine-driven accessories.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Serpentine Belt\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or cracked belts causing slipping or noise\u003c\/li\u003e\n\u003cli\u003eLoss of tension leading to accessory malfunction\u003c\/li\u003e\n\u003cli\u003eHeat-related degradation reducing belt lifespan\u003c\/li\u003e\n\u003cli\u003eStretching or fraying affecting engine performance\u003c\/li\u003e\n\u003cli\u003eFailure to meet OEM specifications causing premature wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco 5080640 serpentine belt, ensure the belt routing matches the vehicle’s accessory drive diagram. Inspect pulleys and tensioners for wear or damage before installation. Proper tensioning is critical to avoid premature belt failure. Use a belt tension gauge if available, and verify alignment of all pulleys to prevent uneven wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Standards Compliance\u003c\/h2\u003e\u003cp\u003eDayco 5080640 serpentine belt complies with SAE J1459 and SAE J2432 standards, ensuring it meets industry requirements for durability and performance. The EPDM and aramid reinforced construction provides resistance to heat and wear, supporting reliable operation within a temperature range from -45°C to 100°C (-49°F to 212°F). While specific warranty details are not provided, Dayco products are generally manufactured to meet stringent quality controls for professional automotive use.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391681822901,"sku":"BCWL-5080640","price":68.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_5080640_Fro.jpg?v=1774729235","url":"https:\/\/www.partcatalog.com\/products\/dayco-5080640-serpentine-belt","provider":"PartCatalog","version":"1.0","type":"link"}