{"product_id":"dayco-72644-radiator-coolant-hose","title":"Dayco 72644 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 72644\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72644 is designed specifically for Ford and Mercury vehicles, including the Explorer, Explorer Sport Trac, and Mountaineer models. This radiator coolant hose provides reliable coolant flow with precise fitment and durable EPDM material construction.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack color with a curved design for optimal routing\u003c\/li\u003e\n\u003cli\u003eInside diameter of 1 1\/2 inches on both ends for consistent coolant flow\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 1 27\/32 inches on both ends for secure connections\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eSingle inside diameter hose type for uniform performance\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line focuses on providing hoses with precise bends and dimensions to ensure proper fitment and coolant flow in specific vehicle applications. This product line is engineered to meet industry SAE standards, offering reliable performance without additional heat shields or protective sleeves. The 72644 hose exemplifies this approach with its single inside diameter design and EPDM construction, tailored for select Ford and Mercury models.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco 72644 radiator coolant hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. Its black color and curved shape allow it to fit seamlessly within the engine bay of Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer vehicles. Both ends of the hose have an inside diameter of 1 1\/2 inches and an outside diameter of 1 27\/32 inches, ensuring a secure and leak-free connection to the radiator and engine fittings. This hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive cooling systems.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses in Ford Explorer and Mercury Mountaineer\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose deterioration or swelling\u003c\/li\u003e\n\u003cli\u003eMaintaining proper coolant flow to prevent engine overheating\u003c\/li\u003e\n\u003cli\u003eAddressing fitment issues with curved radiator hoses in Explorer Sport Trac models\u003c\/li\u003e\n\u003cli\u003eUpgrading OEM hoses with a durable EPDM alternative\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the engine is cool before removing the old radiator hose\u003c\/li\u003e\n\u003cli\u003eCheck hose clamps and replace if corroded or damaged\u003c\/li\u003e\n\u003cli\u003eVerify the hose orientation matches the curved design for proper fitment\u003c\/li\u003e\n\u003cli\u003eInspect connecting fittings for damage or corrosion before installation\u003c\/li\u003e\n\u003cli\u003eTighten clamps securely to prevent coolant leaks but avoid over-tightening\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the 72644 radiator coolant hose to meet strict SAE specifications, ensuring consistent quality and performance. While specific warranty details are not provided, Dayco products typically adhere to industry standards for durability and reliability in automotive cooling systems.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391517819061,"sku":"BCWL-72644","price":74.71,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72644_Fro.jpg?v=1774728608","url":"https:\/\/www.partcatalog.com\/products\/dayco-72644-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}