{"product_id":"dorman-m390023-brake-master-cylinder","title":"Dorman M390023 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Mazda Miata\u003c\/h2\u003e\u003cp\u003eThe Dorman M390023 brake master cylinder is engineered to restore proper brake hydraulics for Mazda Miata vehicles. Designed with precision, this aluminum master cylinder includes a reservoir and sensor to ensure consistent brake performance and safety.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.875 inches for accurate hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for fluid storage and management\u003c\/li\u003e\n\u003cli\u003eEquipped with a sensor to monitor brake fluid levels\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with rearward outlet size M10 x 1.0 and thread pitch 1.0\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter of 10 mm\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; mounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M390023 brake master cylinder is specifically designed for Mazda Miata models, providing a precise fit and reliable brake hydraulics function. Its 0.875-inch bore diameter ensures proper hydraulic pressure for effective braking response. The aluminum construction offers durability and resistance to corrosion, extending the service life of the component. This master cylinder comes with an integrated reservoir to hold brake fluid and a sensor to monitor fluid levels, helping maintain optimal brake system performance. Featuring two outlets, including a rearward outlet sized M10 x 1.0 with a 1.0 thread pitch and a secondary outlet thread diameter of 10 mm, this part supports the brake hydraulic system's fluid distribution requirements.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake pressure loss due to worn or damaged master cylinder\u003c\/li\u003e\n\u003cli\u003eEliminates brake fluid leaks from the master cylinder reservoir or outlets\u003c\/li\u003e\n\u003cli\u003eResolves brake pedal sinking or sponginess caused by internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eReplaces faulty brake fluid level sensor to ensure accurate monitoring\u003c\/li\u003e\n\u003cli\u003eAddresses inconsistent braking performance in Mazda Miata brake hydraulics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M390023 brake master cylinder on a Mazda Miata, ensure the brake system is properly bled to remove air and maintain hydraulic integrity. Verify compatibility with your specific model year before installation. Since mounting hardware is not included, retain or source the necessary components for secure installation. Handle the aluminum master cylinder carefully to avoid damage to the sensor and outlet threads during installation.\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 Mazda Miata brake hydraulics. The part undergoes rigorous quality control to ensure durability and reliable 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":51915816042677,"sku":"BKKX-M390023","price":111.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390023_Fro.jpg?v=1774997541","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390023-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}