{"product_id":"dorman-m630944-brake-master-cylinder","title":"Dorman M630944 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Ram ProMaster Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman M630944 Brake Master Cylinder is engineered to restore proper brake hydraulics in Ram ProMaster 1500, 2500, 3500, and ProMaster Rapid models. Designed with durable cast iron and equipped with a removable reservoir, this master cylinder ensures consistent braking performance and safety.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1.0625 inches for precise hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from cast iron for strength and durability\u003c\/li\u003e\n\u003cli\u003eIncludes a removable reservoir for easy maintenance\u003c\/li\u003e\n\u003cli\u003eEquipped with a sensor to monitor brake fluid levels\u003c\/li\u003e\n\u003cli\u003eTwo outlets with M12 x 1.0 thread size for secure connections\u003c\/li\u003e\n\u003cli\u003eRearward outlet and secondary outlet both sized M12 x 1.0 with 1.0 thread pitch\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder unit only\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M630944 Brake Master Cylinder is specifically designed for Ram ProMaster 1500, 2500, 3500, and ProMaster Rapid models, providing a direct replacement for the original equipment. Its 1.0625-inch bore diameter allows for accurate hydraulic pressure control, essential for effective braking. The cast iron construction offers long-lasting durability under demanding driving conditions. The included removable reservoir simplifies brake fluid inspection and replacement, while the integrated sensor helps monitor fluid levels to maintain optimal brake system performance. Featuring two outlets with standardized M12 x 1.0 threads, this master cylinder ensures compatibility with existing brake lines and fittings.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake pressure in Ram ProMaster vehicles experiencing spongy or unresponsive brakes\u003c\/li\u003e\n\u003cli\u003eReplaces leaking or damaged master cylinders causing brake fluid loss\u003c\/li\u003e\n\u003cli\u003eAddresses brake warning light activation due to faulty fluid level sensors\u003c\/li\u003e\n\u003cli\u003eImproves brake system reliability after reservoir damage or contamination\u003c\/li\u003e\n\u003cli\u003eSupports maintenance and repair of brake hydraulics in commercial and fleet Ram ProMaster vans\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure brake fluid system is properly bled after installation to remove air pockets\u003c\/li\u003e\n\u003cli\u003eVerify compatibility with Ram ProMaster 1500, 2500, 3500, and ProMaster Rapid before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for M12 x 1.0 threaded outlets to avoid damage\u003c\/li\u003e\n\u003cli\u003eInspect brake lines and fittings for wear or damage during replacement\u003c\/li\u003e\n\u003cli\u003eFollow vehicle manufacturer torque specifications for mounting and outlet fittings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M630944 Brake Master Cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction and integrated sensor are tested for durability and reliability in brake hydraulic systems. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake components to ensure customer confidence and product performance.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":51915820531893,"sku":"BKKX-M630944","price":153.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630944_Fro.jpg?v=1774997789","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630944-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}