{"product_id":"gates-21866-radiator-coolant-hose","title":"Gates 21866 Radiator Coolant Hose - Upper","description":"\u003ch2\u003eOverview of Gates Molded Coolant Hose 21866\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21866 is designed specifically for Nissan 300ZX models, providing reliable radiator coolant flow. Constructed from durable EPDM material, this molded radiator coolant hose ensures consistent performance under various operating conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade 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: 1.34 inches (34 mm)\u003c\/li\u003e\n\u003cli\u003eEnd 2 inside diameter: 1.56 inches (40 mm)\u003c\/li\u003e\n\u003cli\u003eCenterline length: 9.1 inches (231 mm)\u003c\/li\u003e\n\u003cli\u003eContains no internal spring, ensuring smooth coolant flow\u003c\/li\u003e\n\u003cli\u003eCompatible with Nissan 300ZX radiator systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21866 is engineered to meet the specific cooling system requirements of the Nissan 300ZX. Its EPDM construction offers excellent resistance to heat, ozone, and coolant chemicals, which helps maintain hose integrity over time. The molded design ensures a precise fit with no need for additional modifications, reducing installation time and potential leaks. With an inside diameter of 1.34 inches (34 mm) on one end and 1.56 inches (40 mm) on the other, this hose accommodates the radiator connections accurately. The 9.1-inch (231 mm) centerline length fits the OEM specifications, ensuring proper coolant flow and system efficiency.\u003c\/p\u003e\u003ch2\u003eAbout the Molded Coolant Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose line focuses on delivering pre-formed hoses that match exact vehicle specifications. This eliminates the need for bending or shaping during installation, which can compromise hose integrity. The molded design of the 21866 part number provides a reliable, leak-resistant connection tailored for the Nissan 300ZX cooling system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses in Nissan 300ZX vehicles\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation or improper fit\u003c\/li\u003e\n\u003cli\u003ePreventing overheating issues due to compromised coolant flow\u003c\/li\u003e\n\u003cli\u003eEliminating hose collapse or kinking that restricts coolant circulation\u003c\/li\u003e\n\u003cli\u003eMaintaining system pressure and preventing coolant contamination\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 to avoid burns\u003c\/li\u003e\n\u003cli\u003eCheck radiator and engine fittings for corrosion or damage before installation\u003c\/li\u003e\n\u003cli\u003eUse proper clamps to secure the molded hose ends without over-tightening\u003c\/li\u003e\n\u003cli\u003eVerify the hose routing matches OEM specifications to prevent interference\u003c\/li\u003e\n\u003cli\u003eInspect the new hose for any manufacturing defects prior to installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGates manufactures the Molded Coolant Hose 21866 to meet stringent quality standards, ensuring durability and performance in demanding automotive environments. The EPDM material and molded construction contribute to long service life. While specific warranty details may vary, Gates typically offers coverage against manufacturing defects, supporting reliability for Nissan 300ZX owners.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":45307261255861,"sku":"BBSC-21866","price":26.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_21866_Fro.jpg?v=1775146014","url":"https:\/\/www.partcatalog.com\/products\/gates-21866-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}