{"product_id":"gates-21623-radiator-coolant-hose","title":"Gates 21623 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Gates Molded Coolant Hose 21623\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21623 is designed for reliable cooling system performance in select Ford and Mazda vehicles. Engineered with durable EPDM material, this radiator coolant hose ensures consistent fit and function for models like the Ford Explorer and Mazda Navajo.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality EPDM for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eMolded design for precise fit and leak prevention\u003c\/li\u003e\n\u003cli\u003eCenterline length of 16.6 inches (422 mm) for accurate installation\u003c\/li\u003e\n\u003cli\u003eEnd 1 inside diameter: 1.46 inches (37 mm)\u003c\/li\u003e\n\u003cli\u003eEnd 2 inside diameter: 1.5 inches (38 mm)\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford B4000, Bronco II, Explorer, Ranger and Mazda Navajo\u003c\/li\u003e\n\u003cli\u003ePart number 21623 for easy identification and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Molded Coolant Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Molded Coolant Hose line by Gates focuses on precision-engineered radiator hoses that are molded to exact specifications. This approach reduces the risk of leaks and ensures a secure connection within the cooling system. The 21623 hose benefits from this design philosophy, providing a reliable replacement part for specific Ford and Mazda models requiring exact fitment.\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 long-term use in automotive cooling systems. The molded construction eliminates the need for multiple hose clamps and reduces potential weak points. With a centerline length of 16.6 inches (422 mm) and slightly differing inside diameters on each end (1.46 inches and 1.5 inches), the hose is designed to fit specific radiator and engine connections precisely. It does not contain any internal springs or quick connect fittings, simplifying installation and maintenance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for cracked or leaking radiator coolant hoses in Ford B4000 and Bronco II\u003c\/li\u003e\n\u003cli\u003eRestores proper coolant flow in Mazda Navajo and Ford Explorer cooling systems\u003c\/li\u003e\n\u003cli\u003eAddresses hose swelling or softening due to heat exposure\u003c\/li\u003e\n\u003cli\u003ePrevents coolant leaks caused by deteriorated or damaged hoses\u003c\/li\u003e\n\u003cli\u003eEnsures secure coolant routing in Ford Ranger models\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 connections and clamps for wear and replace if necessary\u003c\/li\u003e\n\u003cli\u003eAlign the molded hose ends carefully to avoid twisting or kinking\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 21623 is manufactured to meet or exceed OEM specifications for durability and performance. The EPDM material and molded design contribute to a long service life under normal operating conditions. While specific warranty details are not provided here, Gates typically offers coverage against manufacturing defects. Consult product documentation or authorized distributors for warranty information.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":45307248738485,"sku":"BBSC-21623","price":27.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_21623_Fro.jpg?v=1775145987","url":"https:\/\/www.partcatalog.com\/products\/gates-21623-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}