{"product_id":"dorman-m630837-brake-master-cylinder","title":"Dorman M630837 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Audi Models\u003c\/h2\u003e\u003cp\u003eThe Dorman M630837 brake master cylinder is engineered to provide consistent hydraulic pressure for your Audi A4, A5, Q5, and related models. Designed with precision, this aluminum master cylinder ensures dependable braking performance without including a reservoir or sensor.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1 inch for accurate hydraulic control\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eEquipped with two outlets featuring M12 x 1.0 thread size for secure connections\u003c\/li\u003e\n\u003cli\u003eIncludes the master cylinder only; reservoir and sensor are not included\u003c\/li\u003e\n\u003cli\u003eCompatible with Audi A4, A4 allroad, A4 Quattro, A5, A5 Quattro, allroad, Q5, S4, and S5 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M630837 brake master cylinder is designed to meet the hydraulic braking needs of various Audi vehicles. Its 1-inch bore diameter allows for precise fluid displacement, essential for maintaining proper brake pressure. The aluminum construction offers a balance of strength and corrosion resistance, extending the part's service life. This master cylinder features two outlets, both with M12 x 1.0 thread pitch, ensuring compatibility with standard brake line fittings. Note that this unit does not include a reservoir or sensor, so it is intended for applications where those components are either already installed or replaced separately.\u003c\/p\u003e\u003ch2\u003eCompatible Audi Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAudi A4 and A4 allroad\u003c\/li\u003e\n\u003cli\u003eAudi A4 Quattro\u003c\/li\u003e\n\u003cli\u003eAudi A5 and A5 Quattro\u003c\/li\u003e\n\u003cli\u003eAudi allroad\u003c\/li\u003e\n\u003cli\u003eAudi Q5\u003c\/li\u003e\n\u003cli\u003eAudi S4 and S5\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis master cylinder is suitable for drivers seeking a direct replacement part that matches original equipment specifications for these Audi models.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal feels spongy or soft due to internal leaks\u003c\/li\u003e\n\u003cli\u003eLoss of hydraulic pressure causing reduced braking efficiency\u003c\/li\u003e\n\u003cli\u003eBrake fluid leaks around the master cylinder area\u003c\/li\u003e\n\u003cli\u003eBrake warning light activation related to master cylinder failure\u003c\/li\u003e\n\u003cli\u003eInconsistent brake pedal travel or sinking pedal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M630837 brake master cylinder, ensure the brake system is properly bled to remove air and restore hydraulic pressure. Since mounting hardware is not included, retain or source the necessary bolts and fittings compatible with your Audi model. Verify that the brake lines match the M12 x 1.0 thread size for a secure connection. It is recommended to inspect the reservoir and sensor components separately, as this master cylinder does not include these parts.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures this brake master cylinder to meet or exceed OEM standards for fit and function. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. For precise warranty information, consult the product documentation or manufacturer resources.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52089079660725,"sku":"BKKX-M630837","price":131.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630837_Fro.jpg?v=1775148258","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630837-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}