{"product_id":"dorman-m390337-brake-master-cylinder","title":"Dorman M390337 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Ford and Lincoln Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman M390337 Brake Master Cylinder is engineered to restore proper brake hydraulics in select Ford and Lincoln models. Designed with precision, this master cylinder includes a reservoir and sensor to ensure optimal brake system performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1.25 inches for consistent hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir and sensor for integrated brake fluid management\u003c\/li\u003e\n\u003cli\u003eFeatures three outlets with rearward outlet size M18 x 1.5\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameters: 9\/16-18 and 3\/8-24 for versatile brake line connections\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford Blackwood, Expedition, F-150, F-250, F-250 HD, F-350, and Lincoln Navigator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M390337 brake master cylinder is designed to meet the specific hydraulic requirements of various Ford and Lincoln trucks and SUVs. Its 1.25-inch bore diameter ensures consistent brake fluid pressure, which is critical for safe and responsive braking. The aluminum construction offers durability and resistance to corrosion, extending the service life of the component. This master cylinder comes complete with an integrated reservoir and sensor, allowing for accurate fluid level monitoring and seamless integration with the vehicle's brake system. The three outlet ports, including a rearward outlet sized M18 x 1.5 and secondary outlets with thread diameters of 9\/16-18 and 3\/8-24, provide compatibility with multiple brake line configurations found in the specified vehicle models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in Ford F-150 and F-250 brake systems\u003c\/li\u003e\n\u003cli\u003eReplaces faulty or leaking master cylinders in Lincoln Navigator and Ford Expedition\u003c\/li\u003e\n\u003cli\u003eAddresses brake pedal sponginess or sinking issues\u003c\/li\u003e\n\u003cli\u003eEliminates brake fluid leaks from the master cylinder reservoir or outlets\u003c\/li\u003e\n\u003cli\u003eResolves sensor-related brake warning light activation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman M390337 brake master cylinder requires proper brake system bleeding to remove air and ensure optimal performance. Since mounting hardware is not included, retain original fasteners or source compatible hardware. Verify thread sizes on brake lines before installation to ensure proper fit with the M18 x 1.5 rearward outlet and secondary outlet threads. It is recommended to inspect related brake components during installation for wear or damage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures this brake master cylinder to meet or exceed OEM specifications for the listed Ford and Lincoln models. The aluminum construction and integrated sensor contribute to reliable operation under normal driving conditions. Please refer to Dorman's warranty policy for coverage details on the M390337 part number.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792154165429,"sku":"BKKX-M390337","price":77.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390337_Fro.jpg?v=1774997574","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390337-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}