{"product_id":"gates-21384-radiator-coolant-hose","title":"Gates 21384 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Gates Molded Coolant Hose 21384\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21384 is designed for reliable cooling system performance in select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Engineered with durable EPDM material, this radiator coolant hose ensures proper coolant flow and heat resistance for models like the Cavalier, Firenza, J2000, J2000 Sunbird, Skyhawk, and Sunbird.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eMolded design for precise fit and secure installation\u003c\/li\u003e\n\u003cli\u003eEnd 1 inside diameter: 1.25 inches (32 mm)\u003c\/li\u003e\n\u003cli\u003eEnd 2 inside diameter: 1.67 inches (42 mm)\u003c\/li\u003e\n\u003cli\u003eCenterline length: 18.7 inches (475 mm)\u003c\/li\u003e\n\u003cli\u003eContains no internal spring, ensuring smooth coolant flow\u003c\/li\u003e\n\u003cli\u003eCompatible with specific Buick, Chevrolet, Oldsmobile, and Pontiac models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21384 is part of the Molded Coolant Hose product line, which focuses on delivering hoses with precise molded shapes to match original equipment specifications. This hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals, making it suitable for radiator applications. The molded construction eliminates the need for multiple hose segments, reducing potential leak points and improving durability. With an inside diameter of 1.25 inches (32 mm) on one end and 1.67 inches (42 mm) on the other, and a centerline length of 18.7 inches (475 mm), this hose is designed to fit specific cooling system layouts in select GM vehicles.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses in Buick Cavalier and Chevrolet Cavalier models\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation in Oldsmobile Firenza and Pontiac J2000 vehicles\u003c\/li\u003e\n\u003cli\u003eMaintaining proper coolant flow and preventing overheating in Pontiac Sunbird and Skyhawk\u003c\/li\u003e\n\u003cli\u003eAddressing hose swelling or softening due to heat exposure in compatible GM models\u003c\/li\u003e\n\u003cli\u003eEnsuring secure coolant system connections without internal spring interference\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your vehicle’s make and model before installation\u003c\/li\u003e\n\u003cli\u003eEnsure the cooling system is cool and depressurized prior to hose removal\u003c\/li\u003e\n\u003cli\u003eInspect hose clamps and replace if necessary to maintain a secure seal\u003c\/li\u003e\n\u003cli\u003eAlign the molded hose carefully to avoid twisting or kinking 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\u003eGates Molded Coolant Hose 21384 is manufactured to meet or exceed OEM specifications for durability and performance. The EPDM material and molded design contribute to long service life under normal operating conditions. While specific warranty details are not provided here, Gates products typically come with a limited warranty against defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":45307236352181,"sku":"BBSC-21384","price":30.36,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_21384_Fro.jpg?v=1775145954","url":"https:\/\/www.partcatalog.com\/products\/gates-21384-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}