{"product_id":"dorman-m630076-brake-master-cylinder","title":"Dorman M630076 Brake Master Cylinder","description":"\u003ch2\u003eDorman M630076 Brake Master Cylinder\u003c\/h2\u003e\u003cp\u003eDorman M630076 is a brake master cylinder built for specific BMW Z3 applications, including 2000 BMW Z3 models built from 10\/00 and 2001-2002 BMW Z3 models with Dynamic Stability Control. It is engineered to match the original master cylinder’s design, function, and performance using new, high-quality materials.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e23 mm bore diameter for the specified BMW Z3 brake system\u003c\/li\u003e\n\u003cli\u003eAluminum master cylinder construction\u003c\/li\u003e\n\u003cli\u003eFour outlet ports for the original hydraulic layout\u003c\/li\u003e\n\u003cli\u003eRearward outlet size: M12 x 1.0\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter: M12 x 1.0 with 1.0 thread pitch\u003c\/li\u003e\n\u003cli\u003eMaster cylinder only; reservoir not included\u003c\/li\u003e\n\u003cli\u003eSensor not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman brake master cylinder is a direct-fit hydraulic replacement for select BMW Z3 vehicles. The aluminum body and 23 mm bore are specified to align with the original brake system requirements, helping restore consistent pedal response and hydraulic pressure delivery. This part cross-references Raybestos Brakes MC390479 for the same application.\u003c\/p\u003e\u003cp\u003eCompatible With BMW Z3 brake master cylinder replacement needs, this part number M630076 is a practical choice when the original cylinder shows internal wear or leakage. It also cross-references Centric Parts 130.34116 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal sinking or gradual pedal drop\u003c\/li\u003e\n\u003cli\u003eExternal brake fluid leakage at the master cylinder\u003c\/li\u003e\n\u003cli\u003eUneven or inconsistent hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eSoft or spongy brake pedal feel\u003c\/li\u003e\n\u003cli\u003eLoss of braking performance caused by internal seal wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eReservoir and mounting hardware are not included, so reuse or source the required components separately. Before installation, verify the bore size, outlet thread sizes, and vehicle fitment against the original unit. After installation, bleed the brake system thoroughly and inspect all outlet connections for leaks. Fits 2000 BMW Z3, from 10\/00. Fits 2001-2002 BMW Z3, w\/Dynamic Stability Control.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this master cylinder as a new replacement part using high-quality materials and OE-style engineering for the listed BMW Z3 applications. Part number M630076 is built to match the original unit’s design and function for the specified fitment.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52409489588405,"sku":"BKKX-M630076","price":182.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630076_Fro.jpg?v=1777778809","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630076-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}