{"product_id":"dayco-72377-radiator-coolant-hose","title":"Dayco 72377 Radiator Coolant Hose - Upper","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 72377\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72377 is designed to provide reliable coolant flow for Chevrolet and GMC vans. Engineered with durable EPDM material and a protective sleeve, this radiator coolant hose ensures consistent performance in demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality 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\u003eEnd 1 and End 2 inside diameter: 1 9\/32 inches\u003c\/li\u003e\n\u003cli\u003eEnd 1 and End 2 outside diameter: 1 21\/32 inches\u003c\/li\u003e\n\u003cli\u003eIncludes a protective sleeve for added durability\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet Express and GMC Savana 1500, 2500, and 3500 models\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 delivering hoses with precise bends and dimensions to match specific vehicle cooling system requirements. This product line emphasizes durability and fitment accuracy, reducing installation challenges and ensuring proper coolant flow. The 72377 hose is part of this line, offering a tailored solution for Chevrolet Express and GMC Savana vans.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis radiator coolant hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for automotive cooling systems. The hose features a single inside diameter design with both ends measuring 1 9\/32 inches internally and 1 21\/32 inches externally, ensuring a secure connection to the radiator and engine fittings. The black hose includes a protective sleeve to guard against abrasion and premature wear, although it does not contain a heat shield. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for coolant system applications.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Express 1500, 2500, 3500\u003c\/li\u003e\n\u003cli\u003eGMC Savana 1500, 2500, 3500\u003c\/li\u003e\n\u003cli\u003eReplacement for worn or cracked radiator coolant hoses\u003c\/li\u003e\n\u003cli\u003eAddresses coolant leaks and overheating issues related to hose failure\u003c\/li\u003e\n\u003cli\u003ePrevents coolant contamination from hose degradation\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 hose\u003c\/li\u003e\n\u003cli\u003eCheck hose clamps and replace if necessary for a secure fit\u003c\/li\u003e\n\u003cli\u003eVerify the hose orientation matches the curved design for proper coolant flow\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear or damage during installation\u003c\/li\u003e\n\u003cli\u003eUse coolant compatible with vehicle manufacturer specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 72377 to meet industry SAE standards, ensuring reliable performance in Chevrolet and GMC vans. The hose is built to withstand typical operating temperatures and pressures found in automotive cooling systems. Warranty details should be confirmed with the original equipment provider or distributor.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391503106229,"sku":"BCWL-72377","price":47.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72377_Fro.jpg?v=1774728557","url":"https:\/\/www.partcatalog.com\/products\/dayco-72377-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}