{"product_id":"four-seasons-10521sk-a-c-compressor-replacement-service-kit","title":"Four Seasons 10521SK A\/C Compressor Replacement Service Kit","description":"\u003ch2\u003eOverview of Four Seasons A\/C Compressor Replacement Service Kit 10521SK\u003c\/h2\u003e\u003cp\u003eThe Four Seasons A\/C Installer Kits 10521SK is designed for precise replacement and maintenance of the A\/C compressor system in select BMW models. This comprehensive service kit includes all necessary components to restore optimal air conditioning performance in vehicles such as the BMW 328i, 335i, and M3.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes compressor oil (Pag oil \/ 46) for proper lubrication\u003c\/li\u003e\n\u003cli\u003eBlock type expansion device with O-ring inlet and outlet fittings\u003c\/li\u003e\n\u003cli\u003eComplete gasket and seal pack included for leak-free installation\u003c\/li\u003e\n\u003cli\u003eFilter drier and receiver drier with pad mount fittings (1.25\" diameter, 11.5\" length)\u003c\/li\u003e\n\u003cli\u003eCompatible with R134a refrigerant systems\u003c\/li\u003e\n\u003cli\u003eLimited lifetime warranty for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Four Seasons 10521SK A\/C Compressor Replacement Service Kit is engineered to support the maintenance and repair of HVAC systems in BMW vehicles, including the 228i, 320i, 328d, 335i, 428i, M2, M3, M4, and related xDrive and Gran Coupe variants. This kit provides a block type expansion device featuring O-ring inlet and outlet fittings to ensure a secure and leak-resistant connection. The included filter drier and receiver drier are designed with pad mount fittings, measuring 1.25 inches in diameter and 11.5 inches in length, to match OEM specifications. Compressor oil (Pag oil \/ 46) is supplied to maintain proper lubrication and extend compressor life. The gasket and seal pack further supports a complete and reliable installation.\u003c\/p\u003e\u003ch2\u003eAbout Four Seasons A\/C Installer Kits\u003c\/h2\u003e\u003cp\u003eThe Four Seasons A\/C Installer Kits product line offers comprehensive service kits tailored for HVAC system repairs and replacements. These kits combine essential components such as expansion valves, filter driers, receiver driers, compressor oil, and seals to facilitate efficient and thorough A\/C system servicing. The 10521SK kit is part of this line, providing a convenient all-in-one solution for BMW A\/C compressor replacement needs.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or damaged A\/C compressor components in BMW 3 Series and 4 Series models\u003c\/li\u003e\n\u003cli\u003eResolving refrigerant leaks caused by faulty gaskets or seals\u003c\/li\u003e\n\u003cli\u003eRestoring proper refrigerant flow with a new expansion valve and filter drier\u003c\/li\u003e\n\u003cli\u003ePreventing compressor failure through correct oil replenishment\u003c\/li\u003e\n\u003cli\u003eAddressing reduced cooling efficiency due to clogged receiver drier or accumulator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with BMW models including 228i, 320i, 328d, 335i, 428i, M2, M3, and M4 variants before installation\u003c\/li\u003e\n\u003cli\u003eUse the included Pag oil \/ 46 compressor oil to maintain proper lubrication during assembly\u003c\/li\u003e\n\u003cli\u003eReplace all O-rings and gaskets to prevent refrigerant leaks\u003c\/li\u003e\n\u003cli\u003eVerify that the expansion valve and receiver drier are correctly oriented and securely mounted with pad mount fittings\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer guidelines for refrigerant R134a handling and system evacuation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eFour Seasons backs the 10521SK A\/C Compressor Replacement Service Kit with a limited lifetime warranty, reflecting confidence in the durability and performance of the included components. Each kit is manufactured to meet or exceed OEM standards, ensuring reliable operation within the specified BMW models.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44590491041973,"sku":"BBRN-10521SK","price":80.93,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_10521SK_Fro_cf81bb91-a8ac-4d19-bf70-ac3fdaadb0fd.jpg?v=1775067422","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-10521sk-a-c-compressor-replacement-service-kit","provider":"PartCatalog","version":"1.0","type":"link"}