{"product_id":"gates-23885-radiator-coolant-hose","title":"Gates 23885 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eGates 23885 Molded Coolant Hose Overview\u003c\/h2\u003e\u003cp\u003eThe Gates 23885 molded coolant hose is a direct-fit radiator coolant hose built for specific BMW applications. It uses EPDM, plastic, and steel construction and follows OEM-style routing with integrated modular components for a precise replacement on the lower cooling circuit.\u003c\/p\u003e\u003cp\u003eCompatible with 1999-2003 BMW 540i, 2001-2003 BMW Z8, 1999-2001 BMW 740i, and 1999-2001 BMW 740iL, this molded coolant hose is shaped for the lower position and includes two female quick connectors plus a sensor port.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGates Molded Coolant Hose, part number 23885\u003c\/li\u003e\n\u003cli\u003eLower radiator coolant hose for select BMW models\u003c\/li\u003e\n\u003cli\u003eOEM-style modular hose design with integrated components\u003c\/li\u003e\n\u003cli\u003eTwo female quick connectors and a sensor port\u003c\/li\u003e\n\u003cli\u003eMolded construction for application-specific routing\u003c\/li\u003e\n\u003cli\u003eEPDM, plastic, and steel materials for cooling system service\u003c\/li\u003e\n\u003cli\u003eEnd inside diameter: 39 mm (1.546 in) on both ends\u003c\/li\u003e\n\u003cli\u003eCenterline length: 533 mm (21 in)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eGates 23885 is part of the Gates Molded Coolant Hose line, a product family focused on modular coolant hose assemblies for vehicle-specific cooling system layouts. Gates builds this hose to match the application requirements found on select BMW 540i, BMW Z8, BMW 740i, and BMW 740iL models, including integrated OE-style features such as quick-connect fittings and a sensor port. The molded shape helps maintain the intended hose path in the lower cooling system, while the modular design supports a clean replacement for the original routing and connection points.\u003c\/p\u003e\u003cp\u003eThis part cross-references Dayco 72811 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Cooling System Issues It May Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or aged lower radiator hose material\u003c\/li\u003e\n\u003cli\u003eCoolant leaks at quick-connect or sensor-port connection points\u003c\/li\u003e\n\u003cli\u003eImproper hose routing after prior cooling system service\u003c\/li\u003e\n\u003cli\u003eHeat-related hose deformation in the lower cooling circuit\u003c\/li\u003e\n\u003cli\u003eLoss of cooling system integrity from worn molded hose sections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, connector style, and sensor-port location against the original part before installation. Inspect mating fittings, seals, and nearby cooling system components for wear or contamination, and confirm the hose seats fully at both quick-connect ends. After installation, refill and bleed the cooling system according to BMW service procedures to help prevent trapped air.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eGates is a recognized automotive aftermarket supplier with a focus on modular coolant hose assemblies that follow application-specific OE-style requirements. Gates 23885 is manufactured for the listed BMW fitments and built to align with the original cooling system configuration.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":45310006132917,"sku":"BBSC-23885","price":64.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_23885_Top.jpg?v=1775146362","url":"https:\/\/www.partcatalog.com\/products\/gates-23885-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}