{"product_id":"dorman-m631040-brake-master-cylinder","title":"Dorman M631040 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet S10\u003c\/h2\u003e\u003cp\u003eThe Dorman M631040 brake master cylinder is designed specifically for Chevrolet S10 models, providing precise hydraulic control for your vehicle's braking system. Engineered with durable aluminum construction, this master cylinder ensures consistent performance and longevity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet S10 brake hydraulics system\u003c\/li\u003e\n\u003cli\u003eAluminum master cylinder material for durability\u003c\/li\u003e\n\u003cli\u003eIncludes removable reservoir and master cylinder cap\u003c\/li\u003e\n\u003cli\u003eEquipped with sensor for accurate brake system monitoring\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes and dual outlets for secure installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Dorman brake master cylinder (part number M631040) features a 0.875-inch bore diameter, suitable for the hydraulic requirements of the Chevrolet S10. The unit includes a removable reservoir and master cylinder cap, facilitating maintenance and fluid checks. It has two outlets with a secondary outlet thread diameter of 10 mm (M10 x 1.0), supporting proper brake line connections. Although mounting hardware, push rod, brake booster, bleeder hoses, and mounting bracket are not included, the master cylinder comes with an integrated sensor to monitor brake fluid levels or pressure as needed.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper hydraulic pressure in the Chevrolet S10 braking system\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\u003eSolves brake warning light activation related to master cylinder sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves brake system reliability and safety\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 two outlets, ensuring the correct thread size (M10 x 1.0) is matched. Since mounting hardware and push rod are not included, reuse existing components or source separately. Bleeding the brake system after installation is essential to remove air and ensure proper brake function. The removable reservoir allows for easier fluid replacement and inspection during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures this brake master cylinder to meet or exceed OEM standards for fit, form, and function on Chevrolet S10 models. The aluminum construction offers corrosion resistance and durability under typical operating conditions. This part includes a sensor to maintain system integrity and is backed by Dorman's quality control processes. Warranty details should be confirmed with the distributor or manufacturer.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792440033461,"sku":"BKKX-M631040","price":137.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M631040_Fro.jpg?v=1774997801","url":"https:\/\/www.partcatalog.com\/products\/dorman-m631040-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}