{"product_id":"gates-51531-radiator-coolant-hose-lower","title":"Gates 51531 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eReliable Radiator Coolant Hose for Lexus NX300h and Toyota RAV4\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 51531 is engineered to provide dependable cooling system performance for Lexus NX300h and Toyota RAV4 models. Designed with durable EPDM material and precise molded construction, this radiator coolant hose ensures a secure fit and long-lasting service.\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 exact fit and reliable sealing\u003c\/li\u003e\n\u003cli\u003eEnd 1 inside diameter: 1.31 inches (33 mm)\u003c\/li\u003e\n\u003cli\u003eEnd 2 inside diameter: 1.44 inches (37 mm)\u003c\/li\u003e\n\u003cli\u003eCenterline length: 12.51 inches (318 mm)\u003c\/li\u003e\n\u003cli\u003eContains no internal spring, reducing potential failure points\u003c\/li\u003e\n\u003cli\u003eCompatible with Lexus NX300h and Toyota RAV4 cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Gates Molded Coolant Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Molded Coolant Hose line by Gates focuses on precision-molded hoses designed to meet exact OEM specifications. These hoses are manufactured to provide consistent dimensions and reliable performance in automotive cooling systems. The molded construction of the 51531 hose ensures a secure connection and reduces the risk of leaks or hose deformation under pressure.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis 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 at each end—1.31 inches (33 mm) and 1.44 inches (37 mm)—to accommodate specific radiator and engine connections. With a centerline length of 12.51 inches (318 mm), it fits precisely within the cooling system layout of the Lexus NX300h and Toyota RAV4. The absence of an internal spring enhances durability by eliminating potential weak points.\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 Lexus NX300h and Toyota RAV4\u003c\/li\u003e\n\u003cli\u003ePrevention of coolant leaks caused by hose degradation or improper fit\u003c\/li\u003e\n\u003cli\u003eRestoration of proper coolant flow to maintain engine temperature regulation\u003c\/li\u003e\n\u003cli\u003eAddressing hose swelling or softening due to heat exposure\u003c\/li\u003e\n\u003cli\u003eEliminating coolant contamination from hose material breakdown\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the cooling system is fully depressurized and cooled before removing the old hose. Verify the hose orientation matches the original routing to avoid kinks or stress points. Use appropriate clamps to secure the hose ends firmly without over-tightening, which can damage the hose. Inspect connecting fittings for corrosion or damage prior to installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 51531 is manufactured to meet stringent quality standards for automotive cooling components. Made from EPDM material and molded to precise dimensions, it offers reliable performance consistent with OEM requirements. While specific warranty details are not provided, Gates products typically adhere to industry standards for durability and fitment.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":51993849036981,"sku":"BBSC-51531","price":41.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_51531_Top.jpg?v=1775163928","url":"https:\/\/www.partcatalog.com\/products\/gates-51531-radiator-coolant-hose-lower","provider":"PartCatalog","version":"1.0","type":"link"}