{"product_id":"dorman-m390271-brake-master-cylinder","title":"Dorman M390271 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Volkswagen Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman M390271 brake master cylinder is engineered to provide consistent hydraulic pressure for your Volkswagen Cabrio, Corrado, Derby, EuroVan, Golf, Jetta, Passat, and Van models. Designed with precision, this aluminum master cylinder ensures durability and efficient brake system performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.875 inches for optimal hydraulic control\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes four outlets with a secondary outlet thread diameter of 10 mm\u003c\/li\u003e\n\u003cli\u003eRearward outlet size: M10 x 1.0 with a thread pitch of 1.0\u003c\/li\u003e\n\u003cli\u003eDoes not include reservoir or sensor, sold as master cylinder only\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M390271 brake master cylinder features a 0.875-inch bore diameter, which is critical for maintaining proper brake fluid pressure and pedal feel. Its aluminum construction offers a lightweight yet robust solution resistant to rust and wear. The unit includes four outlets, accommodating complex brake hydraulic systems found in various Volkswagen models. The secondary outlet thread diameter measures 10 mm, and the rearward outlet is sized M10 x 1.0 with a 1.0 thread pitch, ensuring compatibility with factory brake lines. This master cylinder is supplied without a reservoir or sensor, making it suitable for applications where these components are reused or replaced separately.\u003c\/p\u003e\u003ch2\u003eCompatible Volkswagen Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVolkswagen Cabrio brake hydraulic replacement\u003c\/li\u003e\n\u003cli\u003eBrake master cylinder for Volkswagen Corrado and Derby\u003c\/li\u003e\n\u003cli\u003eEuroVan brake system maintenance and repair\u003c\/li\u003e\n\u003cli\u003eGolf, Jetta, Passat, and Van brake master cylinder upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M390271 brake master cylinder, ensure the brake fluid reservoir and sensors are compatible and properly connected, as these are not included. Bleed the brake system thoroughly after installation to remove air and restore optimal brake performance. Verify thread sizes and outlet fittings match your vehicle’s brake lines to avoid leaks or improper fitment.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures this brake master cylinder to meet or exceed OEM specifications for Volkswagen vehicles. The aluminum construction provides long-lasting durability under normal operating conditions. While mounting hardware is not included, the part number M390271 is backed by Dorman’s quality standards. Please consult Dorman’s warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":51915816403125,"sku":"BKKX-M390271","price":91.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390271_Fro.jpg?v=1774997564","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390271-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}