{"product_id":"dorman-m390007-brake-master-cylinder","title":"Dorman M390007 Brake Master Cylinder","description":"\u003ch2\u003eOverview of the Dorman Brake Master Cylinder M390007\u003c\/h2\u003e\u003cp\u003eThe Dorman Brake Master Cylinder M390007 is designed specifically for select Nissan and INFINITI models, including the Altima and G20. This brake hydraulics component ensures reliable brake fluid pressure and smooth braking performance for your vehicle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.938 inches\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid\u003c\/li\u003e\n\u003cli\u003eEquipped with a sensor for monitoring brake system status\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\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M390007 brake master cylinder is engineered with a 0.938-inch bore diameter to provide precise hydraulic pressure control. Its aluminum construction offers corrosion resistance and long-lasting durability under demanding brake system conditions. The included reservoir allows for proper brake fluid storage and circulation, while the integrated sensor helps monitor brake fluid levels or pressure, contributing to vehicle safety. Featuring two outlets, including a rearward outlet sized M10 x 1.0 with a 1.0 thread pitch, this master cylinder is compatible with the brake hydraulics systems of Nissan Altima and INFINITI G20 models. Note that mounting hardware is not included, so ensure you have the necessary components for installation.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNissan Altima (specific model years may vary; verify fitment before purchase)\u003c\/li\u003e\n\u003cli\u003eINFINITI G20\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the Dorman M390007 to replace a failing or leaking master cylinder in these vehicles to restore proper brake function.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal sinking or sponginess due to internal leaks\u003c\/li\u003e\n\u003cli\u003eBrake fluid leaks from the master cylinder reservoir or outlets\u003c\/li\u003e\n\u003cli\u003eLoss of hydraulic pressure causing reduced braking efficiency\u003c\/li\u003e\n\u003cli\u003eFaulty brake fluid level sensor triggering warning lights\u003c\/li\u003e\n\u003cli\u003eCorrosion or wear in the master cylinder bore affecting brake response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify vehicle compatibility with Nissan Altima or INFINITI G20 before installation\u003c\/li\u003e\n\u003cli\u003eEnsure brake fluid reservoir is properly filled and free of contaminants\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air pockets\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for M10 x 1.0 threaded outlets to avoid damage\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; retain or purchase necessary bolts and fittings separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390007 brake master cylinder to meet or exceed OEM specifications for fit and function. The aluminum construction and integrated sensor contribute to reliable performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792093085877,"sku":"BKKX-M390007","price":111.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390007_Fro.jpg?v=1774997540","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390007-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}