{"product_id":"dorman-m12579-brake-master-cylinder","title":"Dorman M12579 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Mercury Quest and Nissan Villager\u003c\/h2\u003e\u003cp\u003eThe Dorman M12579 brake master cylinder is engineered to restore proper brake hydraulics in your Mercury Quest or Nissan Villager. Designed with precision, this aluminum master cylinder ensures consistent brake fluid pressure for safe and effective braking performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1 inch for accurate fluid displacement\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes two outlets with a rearward outlet size of M10 x 1.0 and thread pitch of 1.0\u003c\/li\u003e\n\u003cli\u003eDoes not include mounting hardware or reservoir, allowing compatibility with existing components\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter: 10 mm for secure brake line connections\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only, part number M12579\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThis Dorman brake master cylinder (part number M12579) is specifically designed for use in Mercury Quest and Nissan Villager models. The 1-inch bore diameter provides the correct volume of brake fluid displacement to maintain hydraulic pressure. Made from aluminum, the master cylinder offers resistance to rust and wear, extending the service life of your brake system. The unit features two outlets, including a rearward outlet sized M10 x 1.0 with a 1.0 thread pitch, ensuring proper fitment with factory brake lines. Note that this product does not include a reservoir or mounting hardware, so it is intended for replacement where those components remain in good condition.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in Mercury Quest and Nissan Villager brake systems\u003c\/li\u003e\n\u003cli\u003eReplaces master cylinders with worn or damaged bores causing brake failure or spongy pedal feel\u003c\/li\u003e\n\u003cli\u003eAddresses leaks or internal seal failures within the master cylinder\u003c\/li\u003e\n\u003cli\u003eImproves brake responsiveness and pedal firmness\u003c\/li\u003e\n\u003cli\u003eSupports safe vehicle operation by maintaining proper hydraulic function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M12579 brake master cylinder, ensure the brake fluid reservoir and mounting hardware are in good condition, as these are not included. Properly bleed the brake system after installation to remove air and restore hydraulic pressure. Verify that the outlet threads match your vehicle’s brake lines, particularly the M10 x 1.0 rearward outlet. Use appropriate tools to avoid damaging the aluminum body or threads during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M12579 brake master cylinder to meet or exceed OEM specifications for Mercury Quest and Nissan Villager vehicles. The aluminum construction provides durability and corrosion resistance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43789317931189,"sku":"BKKX-M12579","price":85.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M12579_Fro.jpg?v=1774997450","url":"https:\/\/www.partcatalog.com\/products\/dorman-m12579-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}