{"product_id":"dorman-m630029-brake-master-cylinder","title":"Dorman M630029 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Jeep Commander and Grand Cherokee\u003c\/h2\u003e\u003cp\u003eThe Dorman M630029 brake master cylinder is engineered to restore proper brake hydraulics in your Jeep Commander or Grand Cherokee. 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: 1.063 inches 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 M12 x 1.0 thread size for secure brake line connections\u003c\/li\u003e\n\u003cli\u003eRearward outlet and secondary outlet both feature M12 x 1.0 thread pitch\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; reservoir and sensor not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M630029 brake master cylinder is designed specifically for Jeep vehicles, including the Commander and Grand Cherokee models. Its 1.063-inch bore diameter provides precise hydraulic pressure control, essential for maintaining brake system integrity. Manufactured from aluminum, this master cylinder offers enhanced durability and resistance to corrosion compared to traditional cast iron units. The part features two outlets, both with M12 x 1.0 thread pitch, allowing for straightforward integration with existing brake lines. Note that this unit does not include a reservoir or sensor, and mounting hardware is not provided.\u003c\/p\u003e\u003ch2\u003eCompatible Applications and Common Repairs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or leaking brake master cylinders on Jeep Commander and Grand Cherokee\u003c\/li\u003e\n\u003cli\u003eRestores proper brake fluid pressure to improve pedal feel and braking response\u003c\/li\u003e\n\u003cli\u003eAddresses issues such as brake fluid leaks, spongy brake pedal, or reduced braking efficiency\u003c\/li\u003e\n\u003cli\u003eSuitable for vehicles experiencing master cylinder internal seal failure or bore wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M630029 brake master cylinder, ensure the brake system is properly bled to remove air and maintain hydraulic integrity. Verify that the M12 x 1.0 threaded outlets match your vehicle’s brake line fittings. Since the reservoir and sensor are not included, reuse the existing components or replace separately if needed. Professional installation is recommended to ensure safety and proper brake system function.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman brake master cylinders are manufactured to meet or exceed OEM specifications, providing reliable performance for Jeep Commander and Grand Cherokee models. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake hydraulic components. Refer to the product packaging or manufacturer’s website for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52089073500341,"sku":"BKKX-M630029","price":93.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630029_Fro.jpg?v=1775148237","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630029-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}