{"product_id":"dorman-m630656-brake-master-cylinder","title":"Dorman M630656 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet Cobalt and Pontiac G5\u003c\/h2\u003e\u003cp\u003eThe Dorman M630656 brake master cylinder is designed specifically for Chevrolet Cobalt and Pontiac G5 models, providing precise hydraulic control for your vehicle's braking system. This master cylinder includes a reservoir and sensor to ensure optimal brake performance and safety.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman M630656 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.875 inches for accurate hydraulic pressure\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 system integration\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with rearward outlet size M10 x 1.0 and secondary outlet thread diameter M12 x 1.0\u003c\/li\u003e\n\u003cli\u003eThread pitch of 1.0 for secure fitting\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; mounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Dorman M630656 Brake Master Cylinder\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder is engineered to meet the specifications of Chevrolet Cobalt and Pontiac G5 vehicles, ensuring compatibility and reliable operation. The aluminum construction offers strength and resistance to wear, while the included reservoir and sensor support proper fluid management and brake system monitoring. With two precisely threaded outlets, this master cylinder facilitates secure connections to the brake hydraulics, maintaining consistent pressure and brake responsiveness.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or leaking master cylinders in Chevrolet Cobalt and Pontiac G5\u003c\/li\u003e\n\u003cli\u003eRestores proper brake fluid pressure and pedal feel\u003c\/li\u003e\n\u003cli\u003eResolves brake warning light issues related to sensor failure\u003c\/li\u003e\n\u003cli\u003ePrevents brake fluid leaks from damaged or corroded master cylinders\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system reliability and safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Chevrolet Cobalt and Pontiac G5 models before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air\u003c\/li\u003e\n\u003cli\u003eUse appropriate brake fluid as specified by the vehicle manufacturer\u003c\/li\u003e\n\u003cli\u003eCheck all connections for leaks and proper thread engagement (M10 x 1.0 and M12 x 1.0 outlets)\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; reuse existing hardware or source separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M630656 brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction and integrated sensor contribute to long-term durability and reliable brake system performance. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792337895605,"sku":"BKKX-M630656","price":125.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630656_Fro.jpg?v=1774997729","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630656-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}