{"product_id":"raybestos-mc391489-brake-master-cylinder","title":"Raybestos MC391489 Brake Master Cylinder","description":"\u003ch2\u003eOverview of Raybestos Element3; New Brake Master Cylinder MC391489\u003c\/h2\u003e\u003cp\u003eThe Raybestos Element3; New Brake Master Cylinder MC391489 is designed specifically for Lincoln MKZ models, providing reliable brake hydraulics performance. Crafted from durable aluminum, this master cylinder ensures consistent braking pressure and long-lasting operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Lincoln MKZ vehicles\u003c\/li\u003e\n\u003cli\u003eConstructed from high-quality aluminum material\u003c\/li\u003e\n\u003cli\u003eFeatures a 1.000 inch bore size for precise hydraulic control\u003c\/li\u003e\n\u003cli\u003eIncludes 2 mounting holes with 0.354 inch diameter each\u003c\/li\u003e\n\u003cli\u003eEquipped with 2 ports, both with M12x1.5 thread size\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe MC391489 brake master cylinder from Raybestos is engineered with a 1.000 inch bore size, which is critical for maintaining proper hydraulic pressure in the brake system of Lincoln MKZ models. The aluminum construction offers corrosion resistance and reduces weight compared to traditional cast iron cylinders. This part includes two mounting holes, each with a diameter of 0.354 inches, ensuring secure installation. Additionally, the master cylinder has two ports, both threaded M12x1.5, facilitating straightforward connection to brake lines.\u003c\/p\u003e\u003ch2\u003eAbout the Raybestos Element3; New Product Line\u003c\/h2\u003e\u003cp\u003eThe Element3; New line by Raybestos focuses on delivering brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes material quality and precise engineering to support vehicle safety and performance. The MC391489 master cylinder is part of this line, reflecting Raybestos's commitment to providing reliable replacement parts for specific vehicle applications such as the Lincoln MKZ.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or leaking brake master cylinders in Lincoln MKZ\u003c\/li\u003e\n\u003cli\u003eRestores proper brake pedal feel and hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eAddresses brake fluid leaks caused by damaged seals or corrosion\u003c\/li\u003e\n\u003cli\u003eEliminates spongy or unresponsive brake pedal issues\u003c\/li\u003e\n\u003cli\u003eSupports brake system maintenance and safety compliance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Raybestos MC391489 brake master cylinder, ensure the mounting holes align correctly with the vehicle’s brake booster or firewall. Use the specified 0.354 inch diameter mounting holes for secure attachment. Properly thread brake lines into the M12x1.5 ports to avoid leaks. Bleed the brake system thoroughly after installation to remove air and restore optimal brake performance. It is recommended to consult the Lincoln MKZ service manual for torque specifications and detailed installation procedures.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eRaybestos manufactures the MC391489 brake master cylinder under strict quality control standards to ensure durability and performance. The aluminum construction resists corrosion and wear, contributing to the part’s longevity. While specific warranty details are not provided here, Raybestos typically offers coverage against manufacturing defects. Verify warranty terms with the product documentation or authorized distributors.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44428058788021,"sku":"BDBL-MC391489","price":108.35,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_MC391489_Fro_55a99297-7d92-481f-b20e-ae00412563e1.jpg?v=1775018992","url":"https:\/\/www.partcatalog.com\/products\/raybestos-mc391489-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}