{"product_id":"dayco-72347-radiator-coolant-hose","title":"Dayco 72347 Radiator Coolant Hose - Upper","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 72347\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72347 is designed specifically for heavy-duty Chevrolet and GMC trucks, including the Sierra 2500 HD and Silverado 3500 HD models. Engineered to meet SAE specifications, this radiator coolant hose ensures reliable performance in demanding cooling system applications.\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 precise fitment\u003c\/li\u003e\n\u003cli\u003eInside diameter of 1 3\/4 inches on both ends for consistent coolant flow\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC standards\u003c\/li\u003e\n\u003cli\u003eSingle inside diameter hose type without heat shield or protective sleeve\u003c\/li\u003e\n\u003cli\u003eTrunk height of 18 inches suitable for specific heavy-duty truck configurations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72347 is manufactured from EPDM (ethylene propylene diene monomer) rubber, a material known for its excellent resistance to heat, ozone, and coolant chemicals. This hose features a consistent 1 3\/4 inch inside diameter on both ends, ensuring a secure and leak-free connection within the cooling system. Its curved design allows for optimal routing in the engine bay of Chevrolet and GMC heavy-duty trucks, including the Sierra 2500 HD Classic and Silverado 3500 Classic models. The hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, confirming its suitability for coolant system applications under high temperature and pressure conditions.\u003c\/p\u003e\u003ch2\u003eAbout the Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose product line focuses on providing hoses with precise bends and dimensions tailored to specific vehicle applications. This line is engineered to replace original equipment hoses that require a curved shape for proper fitment and coolant flow. The 72347 part number is part of this line, offering a reliable solution for Chevrolet and GMC heavy-duty trucks that demand durability and exact fitment in their 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 Chevrolet Sierra 2500 HD and Silverado 3500 HD trucks\u003c\/li\u003e\n\u003cli\u003ePrevention of coolant leaks caused by hose degradation or improper fit\u003c\/li\u003e\n\u003cli\u003eMaintaining optimal engine temperature by ensuring proper coolant circulation\u003c\/li\u003e\n\u003cli\u003eAddressing overheating issues related to faulty or damaged radiator hoses\u003c\/li\u003e\n\u003cli\u003eRestoring cooling system integrity after engine repairs or maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your specific Chevrolet or GMC model before installation\u003c\/li\u003e\n\u003cli\u003eEnsure both hose ends are clean and free of debris prior to fitting\u003c\/li\u003e\n\u003cli\u003eUse appropriate clamps rated for coolant hoses to secure connections\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear or damage during installation\u003c\/li\u003e\n\u003cli\u003eCheck for leaks after installation by running the engine to operating temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 72347 to meet stringent SAE standards, ensuring durability and performance in heavy-duty cooling systems. While specific warranty details are not provided, Dayco products typically adhere to industry quality controls and are designed for long service life in Chevrolet and GMC Sierra and Silverado trucks.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391500320949,"sku":"BCWL-72347","price":31.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72347_Fro_917d52d6-b992-4255-9553-7b95ccd5c365.jpg?v=1774728551","url":"https:\/\/www.partcatalog.com\/products\/dayco-72347-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}