{"product_id":"gates-21454-radiator-coolant-hose-upper","title":"Gates 21454 Radiator Coolant Hose - Upper","description":"\u003ch2\u003eOverview of Gates Molded Coolant Hose 21454\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21454 is engineered for reliable radiator coolant transfer in various vehicle applications. Constructed from durable EPDM material, this molded radiator coolant hose offers precise fitment and long-lasting performance for compatible makes and models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: EPDM for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eEnd 1 Inside Diameter: 2.25 inches (57 mm)\u003c\/li\u003e\n\u003cli\u003eEnd 2 Inside Diameter: 2.5 inches (64 mm)\u003c\/li\u003e\n\u003cli\u003eCenterline Length: 26.2 inches (665 mm)\u003c\/li\u003e\n\u003cli\u003eMolded design for exact fit and durability\u003c\/li\u003e\n\u003cli\u003eNo spring reinforcement included\u003c\/li\u003e\n\u003cli\u003eNo quick connect fittings or branches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Molded Coolant Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose line focuses on precision-molded radiator hoses designed to meet specific OEM dimensions and performance standards. This product line ensures consistent coolant flow and resistance to heat, pressure, and automotive fluids. The 21454 part number is part of this line, providing a molded solution that fits accurately without the need for additional modifications.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Gates 21454 radiator coolant hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. The hose features two different inside diameters—2.25 inches (57 mm) on one end and 2.5 inches (64 mm) on the other—allowing it to connect components with varying sizes. With a centerline length of 26.2 inches (665 mm), this molded hose is designed to maintain proper coolant flow and system pressure. The absence of spring reinforcement means it relies on the molded shape and material strength for durability. This hose does not include quick connect fittings or branches, making it suitable for straightforward radiator coolant routing.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation\u003c\/li\u003e\n\u003cli\u003eMaintaining proper coolant flow in vehicles with specific hose diameter requirements\u003c\/li\u003e\n\u003cli\u003ePreventing overheating due to compromised coolant hose integrity\u003c\/li\u003e\n\u003cli\u003eEnsuring compatibility with OEM radiator connections requiring molded hose shapes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, verify the hose dimensions against your vehicle’s radiator and engine coolant outlet sizes. The molded design requires precise alignment to avoid kinks or stress points. Use appropriate clamps to secure each end, ensuring a tight seal without over-tightening, which could damage the hose. Inspect the cooling system for any additional wear or damage during replacement to maintain optimal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGates manufactures the Molded Coolant Hose 21454 to meet stringent quality standards for automotive cooling systems. The EPDM material and molded construction provide resistance to heat, pressure, and coolant chemicals, contributing to long service life. While specific warranty details are not provided here, Gates typically offers coverage against manufacturing defects. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":51991369744565,"sku":"BBSC-21454","price":46.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_21454_Fro.jpg?v=1775163728","url":"https:\/\/www.partcatalog.com\/products\/gates-21454-radiator-coolant-hose-upper","provider":"PartCatalog","version":"1.0","type":"link"}