{"product_id":"raybestos-mc391154-brake-master-cylinder","title":"Raybestos MC391154 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Buick, Cadillac, Chevrolet, and Saab\u003c\/h2\u003e\u003cp\u003eThe Raybestos Element3; New Brake Master Cylinder MC391154 is engineered to restore precise brake hydraulics performance in select Buick, Cadillac, Chevrolet, and Saab models. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking response and safety.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from lightweight, corrosion-resistant aluminum\u003c\/li\u003e\n\u003cli\u003eFeatures a 1.000-inch bore size for optimal hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eIncludes two mounting holes with a diameter of 0.768 inches for secure installation\u003c\/li\u003e\n\u003cli\u003eEquipped with two ports, both with M12x1 thread size for compatibility with brake lines\u003c\/li\u003e\n\u003cli\u003eCompatible with Buick LaCrosse, Regal, Verano; Cadillac Allure, XTS; Chevrolet Cruze, Malibu, Cascada; and Saab 9-5 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Raybestos Element3; New Product Line\u003c\/h2\u003e\u003cp\u003eThe Element3; New line from Raybestos focuses on delivering reliable brake hydraulics components that meet or exceed OEM specifications. This brake master cylinder is part of that line, offering precise engineering and material quality to maintain consistent brake system performance across multiple vehicle makes and models.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder (part number MC391154) is crafted from aluminum to provide a balance of strength and corrosion resistance, essential for long-term brake system reliability. The 1.000-inch bore size is designed to generate the correct hydraulic pressure needed for effective braking. With two mounting holes sized at 0.768 inches in diameter, installation aligns with factory mounting points for a secure fit. The two ports, both threaded M12x1, accommodate brake lines for primary and secondary circuits, ensuring proper fluid flow and system integrity.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake pressure loss due to worn or leaking master cylinders\u003c\/li\u003e\n\u003cli\u003eEliminates spongy or unresponsive brake pedal feel\u003c\/li\u003e\n\u003cli\u003eResolves brake fluid leaks at the master cylinder ports or mounting points\u003c\/li\u003e\n\u003cli\u003eAddresses inconsistent braking performance in Buick, Cadillac, Chevrolet, and Saab vehicles\u003c\/li\u003e\n\u003cli\u003eReplaces damaged or corroded master cylinders to maintain brake system safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific vehicle model and year before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air and ensure proper hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damaging the M12x1 threaded ports during brake line connection\u003c\/li\u003e\n\u003cli\u003eInspect mounting holes and hardware for wear or damage before securing the master cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos manufactures the MC391154 brake master cylinder to meet stringent quality standards, ensuring reliable performance and durability. The Element3; New product line is designed to match OEM specifications for fit and function. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44427947704501,"sku":"BDBL-MC391154","price":125.06,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_MC391154_Fro.jpg?v=1775018942","url":"https:\/\/www.partcatalog.com\/products\/raybestos-mc391154-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}