{"product_id":"gates-51643-radiator-coolant-hose-upper","title":"Gates 51643 Radiator Coolant Hose - Upper","description":"\u003ch2\u003eReliable Radiator Coolant Hose for BMW 760i and 760Li\u003c\/h2\u003e\u003cp\u003eThe Gates Molded Coolant Hose part number 51643 is engineered to meet the cooling system demands of BMW 760i and 760Li models. Designed with durable materials and precise dimensions, this radiator coolant hose ensures efficient coolant flow and system integrity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from EPDM, plastic, and steel for durability and heat resistance\u003c\/li\u003e\n\u003cli\u003eMolded design with 3 branches and 5 female quick connectors for modular installation\u003c\/li\u003e\n\u003cli\u003eMultiple inside diameters ranging from 0.5 to 1.2 inches (13 to 30 mm) to fit specific coolant pathways\u003c\/li\u003e\n\u003cli\u003eCenterline lengths between 15 and 16.5 inches (419 mm) for accurate fitment\u003c\/li\u003e\n\u003cli\u003eDoes not contain springs, ensuring consistent hose flexibility and performance\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-engineered hoses that integrate multiple branches and quick connectors for streamlined coolant routing. This product line is designed to simplify installation and maintenance while maintaining OEM-level performance and reliability. Part number 51643 exemplifies this approach with its molded construction and modular components tailored for BMW cooling systems.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis radiator coolant hose is specifically designed for BMW 760i and 760Li vehicles, providing a direct replacement that matches original equipment specifications. The combination of EPDM rubber, plastic, and steel materials offers resistance to heat, pressure, and coolant chemicals. The hose features three branches and five female quick connectors, allowing for a modular setup that fits complex coolant circuits. With inside diameters ranging from 0.5 to 1.2 inches (13 to 30 mm) and centerline lengths around 15 to 16.5 inches (419 mm), it ensures precise fitment and reliable coolant flow.\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 BMW 760i and 760Li\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation or damage\u003c\/li\u003e\n\u003cli\u003eMaintaining proper coolant circulation to prevent engine overheating\u003c\/li\u003e\n\u003cli\u003eUpgrading to a molded hose assembly for improved coolant system reliability\u003c\/li\u003e\n\u003cli\u003eAddressing coolant hose failures due to aging or exposure to harsh conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before beginning installation to avoid burns or injury. Verify that all quick connectors are securely attached to prevent leaks. Inspect mating surfaces for debris or damage prior to hose installation. Properly route the hose assembly to avoid kinks or contact with moving parts. Use OEM recommended coolant and follow vehicle manufacturer torque specifications for clamps if applicable.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGates Molded Coolant Hose part number 51643 is manufactured to meet strict quality standards for durability and performance. The use of EPDM, plastic, and steel materials ensures resistance to heat and chemical exposure typical in automotive cooling systems. While specific warranty details are not provided, Gates products generally adhere to industry standards for reliability and fitment in BMW 760i and 760Li vehicles.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":51993850708149,"sku":"BBSC-51643","price":111.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_51643_Top.jpg?v=1775163944","url":"https:\/\/www.partcatalog.com\/products\/gates-51643-radiator-coolant-hose-upper","provider":"PartCatalog","version":"1.0","type":"link"}