{"product_id":"dorman-m390384-brake-master-cylinder","title":"Dorman M390384 Brake Master Cylinder","description":"\u003ch2\u003eOverview of Dorman Brake Master Cylinder for Mazda Protege\u003c\/h2\u003e\u003cp\u003eThe Dorman M390384 brake master cylinder is designed specifically for Mazda Protege models, providing reliable brake hydraulics performance. This master cylinder features an aluminum construction and includes a reservoir and sensor to ensure proper brake system function.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mazda Protege vehicles\u003c\/li\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.875 inches\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir and sensor for accurate brake fluid management\u003c\/li\u003e\n\u003cli\u003eTwo outlets with rearward outlet size M10 x 1.0 and thread pitch 1.0\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter: 10 mm\u003c\/li\u003e\n\u003cli\u003eMounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M390384 brake master cylinder is engineered to meet the specific hydraulic requirements of the Mazda Protege brake system. Its 0.875-inch bore diameter ensures proper fluid displacement for consistent brake pressure. Made from aluminum, this master cylinder offers corrosion resistance and durability under typical operating conditions. The included reservoir allows for efficient brake fluid storage, while the integrated sensor monitors fluid levels to alert drivers of potential issues. Featuring two outlets, including a rearward outlet sized M10 x 1.0 with a 1.0 thread pitch, this part supports the brake lines' connection and fluid distribution. Note that mounting hardware is not included, so ensure compatibility with existing components during installation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or leaking brake master cylinders on Mazda Protege\u003c\/li\u003e\n\u003cli\u003eResolves brake fluid leaks affecting hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eAddresses brake pedal sponginess caused by master cylinder failure\u003c\/li\u003e\n\u003cli\u003eRestores proper brake fluid level monitoring with included sensor\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system responsiveness and safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your Mazda Protege model year before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air\u003c\/li\u003e\n\u003cli\u003eUse appropriate brake fluid as specified by the vehicle manufacturer\u003c\/li\u003e\n\u003cli\u003eCheck all connections for leaks after installation\u003c\/li\u003e\n\u003cli\u003eMounting hardware must be sourced separately as it is not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390384 brake master cylinder to meet or exceed OEM specifications for fit and function. The aluminum construction provides corrosion resistance and long service life. This part includes a sensor and reservoir to maintain system integrity. While mounting hardware is not included, the product undergoes quality checks to ensure reliable performance. Warranty coverage details should be confirmed with the distributor or manufacturer.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792160555189,"sku":"BKKX-M390384","price":129.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390384_Fro.jpg?v=1774997580","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390384-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}