{"product_id":"dorman-m390301-brake-master-cylinder","title":"Dorman M390301 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Saturn SC and SL Models\u003c\/h2\u003e\u003cp\u003eThe Dorman M390301 brake master cylinder is engineered to restore proper brake hydraulics for Saturn SC, SC1, SC2, SL, SL1, SL2, SW1, and SW2 vehicles. Designed with precision, this aluminum master cylinder includes a reservoir and sensor to ensure consistent brake performance.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman M390301 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter of 0.875 inches for accurate hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eDurable aluminum construction for corrosion resistance and longevity\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for fluid storage and sensor for brake system monitoring\u003c\/li\u003e\n\u003cli\u003eFour outlet ports with a secondary outlet thread diameter of 10 mm\u003c\/li\u003e\n\u003cli\u003eRearward outlet size compatible with M10 x 1.0 thread and unthreaded fittings\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder unit without mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M390301 brake master cylinder is specifically designed for Saturn SC and SL series vehicles, including SC1, SC2, SL1, SL2, SW1, and SW2 models. Constructed from aluminum, this master cylinder offers enhanced durability and resistance to corrosion compared to traditional materials. The 0.875-inch bore diameter ensures precise hydraulic pressure delivery, which is critical for effective brake system operation. This unit comes complete with an integrated reservoir and sensor, allowing for seamless fluid management and brake system monitoring. The four outlet ports, including a secondary outlet with a 10 mm thread diameter and a rearward outlet sized M10 x 1.0 and unthreaded, provide compatibility with the vehicle’s brake lines. Note that mounting hardware is not included and should be sourced separately.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake pressure loss due to worn or damaged master cylinder\u003c\/li\u003e\n\u003cli\u003eEliminates brake fluid leaks from the master cylinder reservoir or outlets\u003c\/li\u003e\n\u003cli\u003eResolves brake pedal sinking or sponginess caused by internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eReplaces faulty brake fluid level sensor to maintain system alerts\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system responsiveness and safety on Saturn SC and SL models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Saturn SC, SC1, SC2, SL, SL1, SL2, SW1, and SW2 before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air pockets\u003c\/li\u003e\n\u003cli\u003eUse appropriate brake fluid as specified by the vehicle manufacturer\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; verify existing hardware condition or acquire new parts as needed\u003c\/li\u003e\n\u003cli\u003eCheck sensor connections for proper operation after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390301 brake master cylinder to meet or exceed OEM specifications for fit, form, and function. The aluminum construction and integrated sensor contribute to reliable brake system performance. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or contact the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792150921397,"sku":"BKKX-M390301","price":117.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390301_Fro.jpg?v=1774997568","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390301-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}