{"product_id":"dorman-m630531-brake-master-cylinder","title":"Dorman M630531 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet Express 1500 and GMC Savana 1500\u003c\/h2\u003e\u003cp\u003eThe Dorman M630531 Brake Master Cylinder is engineered to restore proper brake hydraulics for Chevrolet Express 1500 and GMC Savana 1500 models. Designed with precision, this master cylinder includes a reservoir and sensor to ensure consistent brake performance.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman M630531 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 34 mm for accurate hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for fluid storage and management\u003c\/li\u003e\n\u003cli\u003eEquipped with a sensor to monitor brake system status\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with rearward outlet size M14 x 1.5 and thread pitch 1.5\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter of 14 mm\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder unit only\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M630531 brake master cylinder is designed specifically for the Chevrolet Express 1500 and GMC Savana 1500, providing a precise fit and reliable brake hydraulics. Its 34 mm bore diameter ensures proper fluid displacement for effective braking response. Made from aluminum, this master cylinder offers enhanced durability and resistance to corrosion, extending the service life of your brake system. The included reservoir allows for efficient brake fluid storage, while the integrated sensor provides real-time monitoring of brake system conditions. Featuring two outlets with a rearward outlet size of M14 x 1.5 and a thread pitch of 1.5, this master cylinder supports proper brake line connections for optimal hydraulic flow.\u003c\/p\u003e\u003ch2\u003eCommon Brake Issues Addressed by This Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal sinking or sponginess due to internal leaks\u003c\/li\u003e\n\u003cli\u003eLoss of hydraulic pressure affecting braking performance\u003c\/li\u003e\n\u003cli\u003eBrake fluid contamination or reservoir damage\u003c\/li\u003e\n\u003cli\u003eFaulty brake system sensor readings\u003c\/li\u003e\n\u003cli\u003eIncompatible or worn master cylinder causing uneven braking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the brake system is fully depressurized before removing the old master cylinder. Properly bleed the brake lines after installation to remove air and restore hydraulic pressure. Verify sensor connections are secure to maintain accurate brake system monitoring. Use compatible brake fluid as specified by the vehicle manufacturer. This master cylinder does not include mounting hardware, so retain original components or source separately if needed.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M630531 brake master cylinder to meet or exceed OEM specifications for Chevrolet Express 1500 and GMC Savana 1500 vehicles. The aluminum construction and integrated sensor contribute to reliable brake system operation. While specific warranty details are not provided, 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":51915818729653,"sku":"BKKX-M630531","price":132.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630531_Fro.jpg?v=1774997701","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630531-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}