{"product_id":"dorman-m39980-brake-master-cylinder","title":"Dorman M39980 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Jeep Wrangler\u003c\/h2\u003e\u003cp\u003eThe Dorman M39980 brake master cylinder is designed specifically for Jeep Wrangler models, providing dependable brake hydraulics performance. Crafted from durable cast iron, this master cylinder includes a reservoir and features precise bore and outlet specifications to ensure proper fit and function.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1 inch\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 outlets with secondary outlet thread diameter of 0.5 inch\u003c\/li\u003e\n\u003cli\u003eRearward outlet size: 7\/16-24\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; mounting hardware not included\u003c\/li\u003e\n\u003cli\u003eCompatible with Jeep Wrangler models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M39980 brake master cylinder is engineered to meet the hydraulic braking needs of Jeep Wrangler vehicles. Its cast iron construction offers strength and resistance to wear, while the 1-inch bore diameter ensures consistent hydraulic pressure for effective braking. The included reservoir simplifies installation and maintenance by providing a ready-to-use brake fluid container. Featuring two outlets, including a secondary outlet with a 0.5-inch thread diameter and a rearward outlet sized at 7\/16-24, this master cylinder is designed to integrate seamlessly with the Wrangler's brake system. Note that mounting hardware is not included, so existing hardware or separate purchase may be necessary.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper brake fluid pressure in Jeep Wrangler brake systems\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake pedal sponginess\u003c\/li\u003e\n\u003cli\u003eSolves brake fluid reservoir leaks or contamination issues\u003c\/li\u003e\n\u003cli\u003eAddresses inconsistent braking performance due to master cylinder failure\u003c\/li\u003e\n\u003cli\u003eSupports brake system rebuilds or upgrades on Jeep Wrangler vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific Jeep Wrangler model year before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air pockets\u003c\/li\u003e\n\u003cli\u003eUse appropriate brake fluid as specified by the vehicle manufacturer\u003c\/li\u003e\n\u003cli\u003eInspect existing mounting hardware for wear; replacement may be required since hardware is not included\u003c\/li\u003e\n\u003cli\u003eFollow all safety precautions when working with brake hydraulics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M39980 brake master cylinder to meet or exceed OEM standards for fit and function. The cast iron material and precise machining contribute to long service life and reliable braking performance. While specific warranty details are not provided here, Dorman products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43789374554293,"sku":"BKKX-M39980","price":82.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39980_Fro.jpg?v=1774997515","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39980-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}