{"product_id":"dorman-m39655-brake-master-cylinder","title":"Dorman M39655 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Volkswagen Models\u003c\/h2\u003e\u003cp\u003eThe Dorman M39655 brake master cylinder is engineered to restore proper brake hydraulics in select Volkswagen vehicles. Designed specifically for models like the Cabriolet, Golf, Jetta, and Rabbit Convertible, this component ensures consistent brake fluid pressure and pedal feel.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.813 inches for precise hydraulic control\u003c\/li\u003e\n\u003cli\u003eConstructed from durable cast iron material for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eIncludes four outlets with a rearward outlet size of M10 x 1.0 and a secondary outlet thread diameter of 10 mm\u003c\/li\u003e\n\u003cli\u003eThread pitch of 1.0 for secure and accurate fitting\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; mounting hardware and reservoir are not included\u003c\/li\u003e\n\u003cli\u003eNo sensor included, compatible with existing vehicle brake system sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Dorman M39655 brake master cylinder is built with a cast iron body, providing strength and resistance to wear under demanding braking conditions. Its 0.813-inch bore diameter is calibrated to maintain optimal hydraulic pressure, ensuring effective brake response. The unit features four outlets, including a rearward outlet sized M10 x 1.0 and a secondary outlet with a 10 mm thread diameter, both with a 1.0 thread pitch for precise installation. This master cylinder is designed for Volkswagen Cabriolet, Golf, Jetta, and Rabbit Convertible models, making it a direct replacement part that meets OEM specifications.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in Volkswagen Cabriolet, Golf, Jetta, and Rabbit Convertible\u003c\/li\u003e\n\u003cli\u003eAddresses issues with spongy or unresponsive brake pedals\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake fluid loss\u003c\/li\u003e\n\u003cli\u003eEliminates inconsistent braking performance due to internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eSupports brake system maintenance and safety compliance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman M39655 brake master cylinder requires removal of the old unit and proper connection of brake lines to the four outlets. Since mounting hardware and reservoir are not included, retain or replace these components as needed. Ensure all brake lines are securely threaded with the correct 1.0 pitch to prevent leaks. Bleed the brake system thoroughly after installation to remove air and restore full braking function. Professional installation is recommended for safety and accuracy.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M39655 brake master cylinder to meet stringent quality standards, using cast iron for durability and reliable performance. While mounting hardware and sensors are not included, the part is designed to integrate seamlessly with existing brake systems on compatible Volkswagen models. Warranty coverage details should be confirmed at the point of purchase, ensuring confidence in the product's longevity and function.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43789347782837,"sku":"BKKX-M39655","price":64.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39655_Fro.jpg?v=1774997492","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39655-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}