{"product_id":"dorman-m39654-brake-master-cylinder","title":"Dorman M39654 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Mazda B-Series Trucks\u003c\/h2\u003e\u003cp\u003eThe Dorman M39654 brake master cylinder is engineered to restore proper brake hydraulics for Mazda B2000, B2200, and B2600 models. Designed with durable cast iron and equipped with a reservoir and sensor, this master cylinder ensures consistent braking performance.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman M39654 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.875 inches for precise hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from cast iron for strength and durability\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid storage\u003c\/li\u003e\n\u003cli\u003eEquipped with a sensor to monitor brake system status\u003c\/li\u003e\n\u003cli\u003eThree outlet ports with a secondary outlet thread diameter of 10 mm\u003c\/li\u003e\n\u003cli\u003eRearward outlet size: M10 x 1.0 with a thread pitch of 1.0\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 M39654 Brake Master Cylinder\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder is specifically designed for Mazda B2000, B2200, and B2600 trucks, providing a direct replacement that meets OEM specifications. The 0.875-inch bore diameter allows for accurate hydraulic pressure control, essential for safe braking. Made from cast iron, the unit offers long-lasting durability under demanding conditions. The included reservoir simplifies installation and maintenance by providing an integrated brake fluid container. Additionally, the sensor included with this master cylinder helps monitor brake system performance, enhancing safety and reliability. The three outlet ports, including a rearward outlet sized M10 x 1.0, accommodate the brake lines for proper fluid distribution.\u003c\/p\u003e\u003ch2\u003eCommon Brake Issues Addressed by This Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpongy or unresponsive brake pedal feel\u003c\/li\u003e\n\u003cli\u003eBrake fluid leaks from the master cylinder\u003c\/li\u003e\n\u003cli\u003eBrake warning light activation due to sensor issues\u003c\/li\u003e\n\u003cli\u003eUneven braking or reduced stopping power\u003c\/li\u003e\n\u003cli\u003eFailure of the original master cylinder due to wear or corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Mazda B2000, B2200, and B2600 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\u003eMounting hardware is not included; reuse existing hardware or source separately\u003c\/li\u003e\n\u003cli\u003eCheck sensor connections carefully to maintain brake system monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures this brake master cylinder to meet or exceed OEM standards, using cast iron for durability and including a sensor for system monitoring. While mounting hardware is not included, the product is designed for straightforward installation on compatible Mazda B-series trucks. Warranty details can be obtained from the product packaging or Dorman's official documentation to ensure coverage and support.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43789347750069,"sku":"BKKX-M39654","price":74.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39654_Fro.jpg?v=1774997492","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39654-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}