{"product_id":"four-seasons-55391-a-c-refrigerant-suction-hose","title":"Four Seasons 55391 A\/C Refrigerant Suction Hose","description":"\u003ch2\u003eOverview of Four Seasons Hose Assembly 55391\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly 55391 is designed specifically for BMW models including the 545i, 550i, 645Ci, 650Ci, 650i, and M5. This A\/C refrigerant suction hose ensures reliable low-pressure operation within your vehicle's HVAC system, maintaining optimal air conditioning performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable aluminum and rubber materials\u003c\/li\u003e\n\u003cli\u003eFeatures a P-nut fitting on both suction ends for secure connections\u003c\/li\u003e\n\u003cli\u003eIncludes captured green o-rings (part number 24642) for effective sealing\u003c\/li\u003e\n\u003cli\u003eCompatible with R134-a refrigerant systems\u003c\/li\u003e\n\u003cli\u003eEquipped with a 13 mm service port for maintenance access\u003c\/li\u003e\n\u003cli\u003eIncludes necessary fittings and gasket\/seal for installation\u003c\/li\u003e\n\u003cli\u003eOE replacement part ensuring proper fit and function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Four Seasons Hose Assembly Product Line\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly line focuses on delivering reliable hose assemblies tailored for HVAC systems. This product line emphasizes quality materials and precise fitment to meet OEM specifications. The 55391 suction hose assembly is part of this line, providing a direct replacement solution for BMW vehicles requiring a low-pressure refrigerant suction line without additional brackets or mufflers.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis A\/C refrigerant suction hose from Four Seasons is engineered with a combination of aluminum and rubber to withstand the demands of automotive HVAC systems. The hose assembly features P-nut fittings on both ends, ensuring a secure and leak-resistant connection. It is designed for use with R134-a refrigerant and includes two green captured o-rings (part number 24642) to maintain system integrity. The hose operates under low system pressure and comes with a 13 mm service port to facilitate routine servicing. This part does not include a switch or muffler and is supplied without a mounting bracket, aligning with the original equipment design for BMW 545i, 550i, 645Ci, 650Ci, 650i, and M5 models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or leaking A\/C refrigerant suction hoses\u003c\/li\u003e\n\u003cli\u003eRestoring proper refrigerant flow in BMW 5 and 6 Series HVAC systems\u003c\/li\u003e\n\u003cli\u003eEliminating low-pressure leaks that reduce air conditioning efficiency\u003c\/li\u003e\n\u003cli\u003eAddressing service port access issues during A\/C maintenance\u003c\/li\u003e\n\u003cli\u003eEnsuring compatibility with R134-a refrigerant systems in specified BMW models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your BMW model before installation\u003c\/li\u003e\n\u003cli\u003eEnsure all fittings and o-rings are properly seated to prevent leaks\u003c\/li\u003e\n\u003cli\u003eUse the included gasket\/seal during assembly for optimal sealing\u003c\/li\u003e\n\u003cli\u003eCheck the service port for accessibility to facilitate future maintenance\u003c\/li\u003e\n\u003cli\u003eDo not reuse old o-rings; replace with the included captured o-rings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly 55391 is an OE replacement part manufactured to meet original equipment standards. It includes all necessary fittings and seals to ensure a proper installation. While specific warranty details are not provided, Four Seasons products typically adhere to industry quality standards to support reliable HVAC system performance in BMW vehicles.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44602348339381,"sku":"BBRN-55391","price":119.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_55391_Fro_21a0decf-3b70-460a-b854-e82ee0d4b7cf.jpg?v=1775068752","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-55391-a-c-refrigerant-suction-hose","provider":"PartCatalog","version":"1.0","type":"link"}