{"product_id":"dorman-m39633-brake-master-cylinder","title":"Dorman M39633 Brake Master Cylinder","description":"\u003ch2\u003eBrake Master Cylinder Overview\u003c\/h2\u003e\u003cp\u003eThis Dorman brake master cylinder is built for specific Ford Ranger applications and matches the original unit’s design and function. It uses new materials and a cast iron body to support dependable hydraulic braking performance.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrecision-engineered replacement for the original master cylinder\u003c\/li\u003e\n\u003cli\u003eCast iron construction for a durable hydraulic housing\u003c\/li\u003e\n\u003cli\u003e0.938 bore diameter for the specified brake system application\u003c\/li\u003e\n\u003cli\u003eReservoir included for a complete master cylinder assembly\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with M18 x 1.5 and 9\/16-18 thread sizes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePart number M39633 is a brake master cylinder for 1987-1989 Ford Ranger models with 15\/16-inch bore size drum brakes. It is designed to match the original master cylinder’s function and performance, making it a direct hydraulic replacement for the specified brake system. The cast iron body and new-material construction support consistent brake pedal response and fluid pressure delivery. This Dorman M39633 master cylinder also cross-references Raybestos Brakes MC39633 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSoft or inconsistent brake pedal feel\u003c\/li\u003e\n\u003cli\u003eLoss of hydraulic pressure in the brake system\u003c\/li\u003e\n\u003cli\u003eLeaking or worn master cylinder housing\u003c\/li\u003e\n\u003cli\u003eBrake fluid reservoir replacement needs\u003c\/li\u003e\n\u003cli\u003eOutlet thread mismatch during brake service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eFits 1987-1989 Ford Ranger, N\/A. Verify bore size, outlet thread sizes, and brake system configuration before installation. Mounting hardware is not included. Bleed the brake system after installation to remove air from the hydraulic lines.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this master cylinder as a precision-engineered replacement built to match the original part’s design and function on the listed applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":53505771667637,"sku":"BKKX-M39633","price":107.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39633_Fro.jpg?v=1791700519","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39633-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}