{"product_id":"dorman-m39589-brake-master-cylinder","title":"Dorman M39589 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet and GMC Trucks\u003c\/h2\u003e\u003cp\u003eThe Dorman M39589 brake master cylinder is engineered to restore proper brake hydraulics for Chevrolet and GMC trucks, including C10, C1500, R10, and Suburban models. Designed with durable aluminum construction and a dual bore design, this master cylinder ensures consistent braking performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet and GMC C10, C1500, R10, R10 Suburban, R1500, R1500 Suburban, V10, V10 Suburban, V1500, and V1500 Suburban models\u003c\/li\u003e\n\u003cli\u003eDual master cylinder bore diameters: 24.4 mm and 36 mm for balanced hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from corrosion-resistant aluminum material\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for fluid storage\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with rearward outlet size 1\/2-20 and secondary outlet thread diameter 9\/16-18\u003c\/li\u003e\n\u003cli\u003eMounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M39589 brake master cylinder features a dual bore design with bore diameters of 24.4 mm and 36 mm, providing precise hydraulic pressure control for the front and rear brake circuits. Its aluminum construction offers durability and resistance to corrosion, extending the service life of the component. The included reservoir allows for proper brake fluid containment and monitoring. This master cylinder has two outlets, with a rearward outlet size of 1\/2-20 and a secondary outlet thread diameter of 9\/16-18, ensuring compatibility with the brake lines on specified Chevrolet and GMC truck models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake hydraulic pressure in Chevrolet and GMC C10 and C1500 trucks\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake fluid loss\u003c\/li\u003e\n\u003cli\u003eAddresses spongy or unresponsive brake pedal issues\u003c\/li\u003e\n\u003cli\u003eFixes brake fluid contamination or reservoir damage\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system reliability on R10 and Suburban models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman M39589 brake master cylinder requires proper brake fluid handling and bleeding procedures to avoid air in the brake lines. Since mounting hardware is not included, retain or source compatible bolts and fittings for secure installation. Verify outlet thread sizes (1\/2-20 rearward and 9\/16-18 secondary) to ensure correct brake line connections. It is recommended to inspect brake lines and related components during installation for optimal system performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M39589 brake master cylinder to meet or exceed OEM specifications for fit, form, and function. The aluminum construction and precise bore diameters contribute to consistent braking performance and durability. While mounting hardware is not included, the product 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":43789345358005,"sku":"BKKX-M39589","price":78.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39589_Fro.jpg?v=1774997484","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39589-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}