{"product_id":"gates-21059-radiator-coolant-hose-lower","title":"Gates 21059 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eReliable Radiator Coolant Hose for Chevrolet, GMC, and Pontiac\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21059 is engineered to provide dependable cooling system performance for a range of Chevrolet, GMC, and Pontiac vehicles. Designed with durable EPDM material, this radiator coolant hose ensures consistent heat resistance and flexibility for 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 precise fit and leak prevention\u003c\/li\u003e\n\u003cli\u003eEnd 1 inside diameter: 1.5 inches (38 mm)\u003c\/li\u003e\n\u003cli\u003eEnd 2 inside diameter: 1.75 inches (44 mm)\u003c\/li\u003e\n\u003cli\u003eCenterline length: 24.8 inches (630 mm)\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Chevrolet, GMC, and Pontiac models\u003c\/li\u003e\n\u003cli\u003eDoes not contain a spring or quick connect fittings\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 delivering hoses that are pre-formed to exact specifications, ensuring a precise fit and reducing installation time. This product line is designed to meet or exceed OEM standards, providing reliable coolant flow and resistance to heat, pressure, and automotive fluids. The 21059 part number is part of this line, offering a molded radiator hose solution tailored for specific vehicle applications.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 21059 is manufactured from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. The molded construction eliminates the need for multiple hose segments, reducing potential leak points and improving durability. With an inside diameter of 1.5 inches (38 mm) on one end and 1.75 inches (44 mm) on the other, and a centerline length of 24.8 inches (630 mm), this hose is designed to fit a variety of cooling system layouts. It is compatible with Chevrolet C10, C20, C30, and Suburban models, GMC K10, K20, K30, and Suburban trucks, as well as Pontiac models like the Caprice and Catalina, among others.\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\u003ePrevention of coolant leaks that can cause engine overheating\u003c\/li\u003e\n\u003cli\u003eRestoration of proper coolant flow in Chevrolet, GMC, and Pontiac cooling systems\u003c\/li\u003e\n\u003cli\u003eAddressing hose swelling or softening due to heat exposure\u003c\/li\u003e\n\u003cli\u003eEliminating coolant contamination from hose deterioration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before removing the old hose to avoid burns. Verify the hose routing matches the original to prevent kinks or interference with other engine components. Use appropriate clamps to secure the hose ends firmly but avoid overtightening, which can damage the hose. Inspect adjacent cooling system components during installation for wear or leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGates Molded Coolant Hose 21059 is manufactured to meet stringent quality standards, ensuring reliable performance in demanding automotive environments. The EPDM material and molded design contribute to long service life. Please refer to Gates' official warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":51991366959285,"sku":"BBSC-21059","price":50.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_21059_Fro.jpg?v=1775163714","url":"https:\/\/www.partcatalog.com\/products\/gates-21059-radiator-coolant-hose-lower","provider":"PartCatalog","version":"1.0","type":"link"}