{"product_id":"dorman-m39297-brake-master-cylinder","title":"Dorman M39297 Brake Master Cylinder","description":"\u003ch2\u003eOverview of the Dorman Brake Master Cylinder M39297\u003c\/h2\u003e\u003cp\u003eThe Dorman Brake Master Cylinder M39297 is designed to restore reliable brake hydraulics for vehicles requiring precise stopping power. Featuring a cast iron construction and dual bore diameters, this master cylinder supports consistent brake fluid pressure for safe vehicle operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCast iron master cylinder material for durability\u003c\/li\u003e\n\u003cli\u003eDual bore diameters: 0.625 inch and 0.875 inch\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid\u003c\/li\u003e\n\u003cli\u003eTwo outlets with rearward outlet size M10 x 1.0 and 10mm secondary outlet thread diameter\u003c\/li\u003e\n\u003cli\u003eThread pitch of 1.0 for secure fitting\u003c\/li\u003e\n\u003cli\u003ePackage contains master cylinder only; mounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M39297 brake master cylinder is engineered with a cast iron body to withstand the rigors of brake system pressure and heat. It features two bore diameters, 0.625 inch and 0.875 inch, which accommodate specific brake system requirements for balanced hydraulic pressure. The included reservoir allows for proper brake fluid storage and circulation, essential for maintaining brake responsiveness. With two outlets, including a rearward outlet sized M10 x 1.0 and a secondary outlet thread diameter of 10mm, this master cylinder ensures compatibility with a variety of brake line configurations. The thread pitch of 1.0 provides a secure and leak-resistant connection. This part is ideal for vehicles that require a reliable replacement brake master cylinder matching these specifications.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in vehicles with worn or leaking master cylinders\u003c\/li\u003e\n\u003cli\u003eEliminates spongy or unresponsive brake pedal feel\u003c\/li\u003e\n\u003cli\u003ePrevents brake fluid leaks from damaged or corroded master cylinders\u003c\/li\u003e\n\u003cli\u003eResolves inconsistent braking performance due to internal seal failure\u003c\/li\u003e\n\u003cli\u003eSupports brake system maintenance for vehicles with dual bore master cylinders\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure brake system is properly bled after installation to remove air\u003c\/li\u003e\n\u003cli\u003eVerify compatibility with vehicle brake line fittings, especially outlet thread sizes\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; reuse existing hardware or source separately\u003c\/li\u003e\n\u003cli\u003eInspect brake fluid reservoir and lines for damage during installation\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for outlet fittings and mounting bolts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M39297 brake master cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction and precise machining contribute to long service life and reliable brake system performance. While mounting hardware is not included, the master cylinder is designed for straightforward installation with compatible brake systems. Warranty coverage details should be confirmed with the point of purchase or Dorman directly.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43789335167157,"sku":"BKKX-M39297","price":92.02,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39297_Fro_fc499ee2-d895-4557-8ce7-8000d7e09e99.jpg?v=1774997463","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39297-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}