{"product_id":"dorman-m39812-brake-master-cylinder","title":"Dorman M39812 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet Metro and Suzuki Swift\u003c\/h2\u003e\u003cp\u003eThe Dorman M39812 brake master cylinder is engineered to provide consistent hydraulic pressure for your vehicle's braking system. Designed specifically for Chevrolet Metro, Geo Metro, and Suzuki Swift models, this master cylinder ensures precise brake control and safety.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.813 inches for optimal hydraulic performance\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir and sensor for complete brake hydraulics functionality\u003c\/li\u003e\n\u003cli\u003eFeatures three outlets with a rearward outlet size of M10 x 1.0 and a thread pitch of 1.0\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter measures 10 mm\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; mounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Dorman M39812 brake master cylinder is crafted from aluminum, providing a lightweight yet sturdy component that resists corrosion and wear. Its 0.813-inch bore diameter is calibrated to deliver consistent hydraulic pressure, essential for effective braking. The included reservoir and sensor integrate seamlessly with the brake hydraulics system, supporting accurate fluid level monitoring and brake performance. With three outlets, including a rearward outlet sized M10 x 1.0 and a secondary outlet thread diameter of 10 mm, this master cylinder fits the brake lines of Chevrolet Metro, Geo Metro, and Suzuki Swift models precisely. The thread pitch of 1.0 ensures secure connections during installation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder is used to replace worn or damaged units in compatible vehicles, restoring proper brake function. It addresses issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal sinking or sponginess due to internal leaks\u003c\/li\u003e\n\u003cli\u003eBrake fluid leaks around the master cylinder\u003c\/li\u003e\n\u003cli\u003eInconsistent brake pressure causing uneven braking\u003c\/li\u003e\n\u003cli\u003eFaulty brake fluid level sensor triggering warning lights\u003c\/li\u003e\n\u003cli\u003eCorrosion or wear compromising hydraulic integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation requires removal of the old master cylinder and careful connection of brake lines to the three outlets, ensuring the rearward outlet (M10 x 1.0) and secondary outlet (10 mm thread diameter) are properly secured. Bleeding the brake system after installation is necessary to remove air and restore full braking efficiency. Note that mounting hardware is not included, so retain original fasteners or acquire appropriate replacements.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M39812 brake master cylinder to meet or exceed OEM specifications for Chevrolet Metro, Geo Metro, and Suzuki Swift vehicles. The aluminum construction and integrated sensor contribute to long-term reliability. While specific warranty details are not provided here, Dorman products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43789356335285,"sku":"BKKX-M39812","price":121.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39812_Fro.jpg?v=1774997505","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39812-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}