{"product_id":"dorman-m390250-brake-master-cylinder","title":"Dorman M390250 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet Caprice and Impala\u003c\/h2\u003e\u003cp\u003eThe Dorman M390250 brake master cylinder is designed to restore proper brake hydraulics in Chevrolet Caprice and Impala models. Featuring a durable aluminum construction and an included reservoir, this master cylinder ensures consistent brake fluid delivery for safe stopping performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1.25 inches for precise hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from aluminum for corrosion resistance and durability\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid storage\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with rearward outlet size M11 x 1.5 and secondary outlet thread diameter M12 x 1.0\u003c\/li\u003e\n\u003cli\u003eThread pitch of 1.0 for secure fitting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M390250 brake master cylinder is engineered specifically for Chevrolet Caprice and Impala vehicles, providing a direct replacement for the original part. Its 1.25-inch bore diameter allows for accurate hydraulic pressure control, essential for effective brake system operation. Made from aluminum, this master cylinder offers resistance to corrosion and wear, extending the service life of your brake hydraulics. The included reservoir simplifies installation and maintenance by providing an integrated brake fluid container. With two outlets featuring precise thread sizes (M11 x 1.5 rearward outlet and M12 x 1.0 secondary outlet), this part ensures compatibility with the vehicle’s brake lines and fittings.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in Chevrolet Caprice and Impala brake systems\u003c\/li\u003e\n\u003cli\u003eReplaces leaking or damaged master cylinders causing brake fluid loss\u003c\/li\u003e\n\u003cli\u003eAddresses spongy or unresponsive brake pedal issues\u003c\/li\u003e\n\u003cli\u003eSolves brake system failure due to worn internal seals or bore damage\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system reliability and safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M390250 brake master cylinder, ensure the brake fluid reservoir is properly filled and free of contaminants. Bleed the brake system thoroughly after installation to remove air and restore optimal hydraulic pressure. Verify that the outlet threads (M11 x 1.5 and M12 x 1.0) match the vehicle’s brake line fittings for a secure connection. This master cylinder does not include mounting hardware, so retain original fasteners or acquire appropriate replacements as needed.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390250 brake master cylinder to meet or exceed OEM specifications for Chevrolet Caprice and Impala models. The aluminum construction and precise machining contribute to long-term durability and performance. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":51915816304821,"sku":"BKKX-M390250","price":124.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390250_Fro.jpg?v=1774997561","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390250-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}