{"product_id":"gates-20543-radiator-coolant-hose-upper","title":"Gates 20543 Radiator Coolant Hose - Upper","description":"\u003ch2\u003eReliable Radiator Coolant Hose for Buick and Chevrolet Vehicles\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 20543 is engineered to provide dependable cooling system performance for select Buick, Chevrolet, Oldsmobile, and Pontiac 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\u003ch2\u003eKey Features of Gates Molded Coolant Hose 20543\u003c\/h2\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\u003eCenterline length of 25.4 inches (645 mm) for proper routing\u003c\/li\u003e\n\u003cli\u003eConsistent inside diameter of 1.5 inches (38 mm) on both ends\u003c\/li\u003e\n\u003cli\u003eDoes not contain a spring or quick connect fittings, ensuring straightforward installation\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 hoses that match OEM specifications for fit and function. This product line emphasizes durability and resistance to coolant system chemicals and temperature extremes, making it suitable for maintaining optimal engine cooling in various vehicle applications, including the Buick LeSabre and Chevrolet C10 Suburban.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose 20543 is designed to replace radiator coolant hoses in specific Buick, Chevrolet, Oldsmobile, and Pontiac models such as the Bonneville, Grand Prix, and Cutlass Supreme. Made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant fluids, this hose maintains integrity under demanding engine conditions. The molded construction ensures a precise fit with a centerline length of 25.4 inches (645 mm) and an inside diameter of 1.5 inches (38 mm) on both ends, providing consistent coolant flow and preventing leaks. The absence of springs and quick connect fittings simplifies the hose design, reducing potential failure points.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses in Buick and Chevrolet vehicles\u003c\/li\u003e\n\u003cli\u003ePrevention of coolant leaks that can lead to engine overheating\u003c\/li\u003e\n\u003cli\u003eRestoration of proper coolant flow for efficient engine temperature regulation\u003c\/li\u003e\n\u003cli\u003eAddressing hose swelling or softening caused by prolonged heat exposure\u003c\/li\u003e\n\u003cli\u003eEliminating coolant contamination from deteriorated hose materials\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 without over-tightening, which can damage the hose. Inspect adjacent cooling system components during installation for signs of wear or leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGates Molded Coolant Hose 20543 is manufactured to meet or exceed OEM standards for durability and performance. The EPDM material and molded design contribute to a reliable cooling system component. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in materials and workmanship.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":51991362961589,"sku":"BBSC-20543","price":25.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_20543_Fro.jpg?v=1775163697","url":"https:\/\/www.partcatalog.com\/products\/gates-20543-radiator-coolant-hose-upper","provider":"PartCatalog","version":"1.0","type":"link"}