{"product_id":"dayco-5070788-serpentine-belt","title":"Dayco 5070788 Serpentine Belt - Fan,  Alternator and Air Conditioning or Main Drive","description":"\u003ch2\u003eDurable Serpentine Belt for Mercedes-Benz GLS350d and ML350\u003c\/h2\u003e\u003cp\u003eThe Dayco 5070788 serpentine belt is engineered to meet the demanding requirements of Mercedes-Benz GLS350d and ML350 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: 0.96 inches\u003c\/li\u003e\n\u003cli\u003eEffective Length: 78.75 inches (2000.25 mm)\u003c\/li\u003e\n\u003cli\u003eOutside Circumference: 79.41 inches (2017.02 mm)\u003c\/li\u003e\n\u003cli\u003eRib Quantity: 7 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 212°F (-42.7°C to 100°C)\u003c\/li\u003e\n\u003cli\u003eMeets SAE J1459 and SAE J2432 standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Overview of Dayco 5070788 Serpentine Belt\u003c\/h2\u003e\u003cp\u003eThis serpentine belt is designed specifically for accessory drive belt systems in select Mercedes-Benz vehicles, including the GLS350d and ML350. The EPDM (ethylene propylene diene monomer) rubber compound combined with aramid reinforcement provides excellent resistance to heat, wear, and stretching. The 7-rib K-section profile ensures consistent power transmission to engine accessories such as the alternator, power steering pump, and air conditioning compressor. The belt’s dimensions, including a top width of 0.96 inches and an effective length of 78.75 inches, are tailored to fit the accessory drive system precisely, reducing the risk of slippage or premature failure.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis Dayco serpentine belt 5070788 is compatible with the following Mercedes-Benz models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMercedes-Benz GLS350d\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz ML350\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is designed to replace worn or damaged belts in the accessory drive system, helping to maintain proper engine function and accessory operation.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Serpentine Belt\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates belt slippage and squealing noises\u003c\/li\u003e\n\u003cli\u003ePrevents accessory drive system failures\u003c\/li\u003e\n\u003cli\u003eReduces risk of belt cracking or fraying under extreme temperatures\u003c\/li\u003e\n\u003cli\u003eMaintains consistent power delivery to engine components\u003c\/li\u003e\n\u003cli\u003eImproves overall engine reliability and performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco 5070788 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 wear or noise. It is recommended to replace the belt tensioner and idler pulleys simultaneously for optimal system performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Standards Compliance\u003c\/h2\u003e\u003cp\u003eThe Dayco 5070788 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 the specified temperature range of -45°C to 212°F. Dayco products are manufactured under strict quality control processes to deliver consistent and dependable performance.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391675596981,"sku":"BCWL-5070788","price":56.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_5070788_Fro.jpg?v=1774729213","url":"https:\/\/www.partcatalog.com\/products\/dayco-5070788-serpentine-belt","provider":"PartCatalog","version":"1.0","type":"link"}