{"product_id":"dorman-m630157-brake-master-cylinder","title":"Dorman M630157 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Dodge Ram 2500 and 3500\u003c\/h2\u003e\u003cp\u003eThe Dorman M630157 Brake Master Cylinder is engineered to restore proper brake hydraulics in Dodge Ram 2500 and Ram 3500 trucks. Designed with precision, this aluminum master cylinder includes a reservoir and features dual outlets to ensure consistent brake fluid delivery.\u003c\/p\u003e\u003ch2\u003eKey Features of Dorman M630157 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1.25 inches for optimal hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid storage\u003c\/li\u003e\n\u003cli\u003eTwo outlets with rearward outlet size M10 x 1.0 and secondary outlet thread diameter M12 x 1.0\u003c\/li\u003e\n\u003cli\u003eThread pitch of 1.0 for secure fitting\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\u003eThis Dorman brake master cylinder (part number M630157) is specifically designed for Dodge Ram 2500 and Ram 3500 models, providing a direct replacement for the original equipment. The 1.25-inch bore diameter ensures proper hydraulic pressure is maintained for effective braking performance. Made from aluminum, the master cylinder offers enhanced durability and resistance to corrosion, extending the service life of your brake system. The included reservoir allows for adequate brake fluid capacity, while the two outlets with precise thread sizes (M10 x 1.0 rearward outlet and M12 x 1.0 secondary outlet) facilitate proper brake line connections. Note that mounting hardware is not included, so existing hardware should be reused or sourced separately.\u003c\/p\u003e\u003ch2\u003eCommon Brake Issues Addressed by This Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpongy or soft brake pedal feel due to master cylinder wear\u003c\/li\u003e\n\u003cli\u003eBrake fluid leaks from a failing or cracked master cylinder\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency caused by internal seal failure\u003c\/li\u003e\n\u003cli\u003eBrake warning light activation related to hydraulic pressure loss\u003c\/li\u003e\n\u003cli\u003eUneven brake application affecting vehicle control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Dodge Ram 2500 and Ram 3500 models before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air pockets\u003c\/li\u003e\n\u003cli\u003eReuse existing mounting hardware or acquire appropriate fasteners as they are not included\u003c\/li\u003e\n\u003cli\u003eInspect brake lines and fittings for wear or damage during replacement\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for outlet fittings to prevent leaks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures this brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction provides corrosion resistance and durability under demanding conditions. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792229990581,"sku":"BKKX-M630157","price":115.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630157_Fro_3b0e2f5d-b7bd-40e7-a4c9-03002c44676c.jpg?v=1774997626","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630157-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}