{"product_id":"dorman-m101267-brake-master-cylinder","title":"Dorman M101267 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Cadillac, Chevrolet, and GMC Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman M101267 brake master cylinder is engineered to restore proper brake hydraulics in select Cadillac, Chevrolet, and GMC models. Designed with a durable cast iron construction and a 1.125-inch bore diameter, this master cylinder ensures consistent brake fluid pressure for safe stopping performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1.125 inches\u003c\/li\u003e\n\u003cli\u003eConstructed from cast iron for durability\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with rearward outlet size 1\/2-20 and secondary outlet thread diameter 9\/16-18\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Cadillac, Chevrolet, and GMC truck and SUV models\u003c\/li\u003e\n\u003cli\u003eMounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M101267 brake master cylinder features a cast iron body that provides strength and resistance to wear under demanding braking conditions. Its 1.125-inch bore diameter is designed to match original equipment specifications, ensuring proper hydraulic pressure and pedal feel. The included reservoir allows for easy brake fluid monitoring and maintenance. This master cylinder has two outlets: a rearward outlet sized 1\/2-20 and a secondary outlet with a 9\/16-18 thread diameter, compatible with the brake lines on the specified vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Cadillac, Chevrolet, and GMC Models\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder is compatible with a range of full-size trucks and SUVs, including the Chevrolet C10 Suburban, C20, C20 Suburban, C1500 Suburban, C2500, and C2500 Suburban. It also fits GMC models such as K10 Suburban, K20, K20 Suburban, K1500 Suburban, K2500, and K2500 Suburban, as well as P20 and P2500. Additionally, it suits Cadillac DeVille and Fleetwood models, providing a reliable replacement option for these vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Brake System Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal sinking or sponginess due to master cylinder wear\u003c\/li\u003e\n\u003cli\u003eBrake fluid leaks from a damaged or corroded master cylinder\u003c\/li\u003e\n\u003cli\u003eInconsistent brake pressure affecting stopping performance\u003c\/li\u003e\n\u003cli\u003eBrake warning light activation related to master cylinder failure\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency in Cadillac, Chevrolet, and GMC trucks and SUVs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman M101267 brake master cylinder requires proper brake system bleeding to remove air and ensure optimal hydraulic function. Since mounting hardware is not included, retain original fasteners or source compatible hardware. Verify outlet thread sizes (1\/2-20 rearward and 9\/16-18 secondary) to ensure brake line compatibility. It is recommended to inspect brake lines and related components during installation for any signs of wear or damage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman brake master cylinders are manufactured to meet or exceed OEM standards for fit, form, and function. The M101267 part is backed by Dorman's quality assurance processes to provide reliable performance. Please refer to Dorman's official warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792090431669,"sku":"BKKX-M101267","price":74.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M101267_Fro.jpg?v=1774997533","url":"https:\/\/www.partcatalog.com\/products\/dorman-m101267-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}