{"product_id":"dorman-m39657-brake-master-cylinder","title":"Dorman M39657 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Toyota Pickup\u003c\/h2\u003e\u003cp\u003eThe Dorman M39657 brake master cylinder is designed specifically for Toyota Pickup models, providing consistent hydraulic pressure for safe braking performance. Crafted from durable cast iron, this master cylinder includes a reservoir and features precise bore and outlet specifications to ensure proper fit and function.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman M39657 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.875 inches for accurate hydraulic control\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\u003eTwo outlets with rearward outlet size M10 x 1.0 and secondary outlet thread diameter 10 mm\u003c\/li\u003e\n\u003cli\u003eThread pitch of 1.0 for secure connections\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; mounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M39657 brake master cylinder is engineered to meet the hydraulic braking needs of Toyota Pickup vehicles. Its cast iron construction offers resistance to wear and corrosion, ensuring long service life under demanding conditions. The 0.875-inch bore diameter is calibrated to provide consistent brake fluid pressure, which is critical for responsive braking. This master cylinder includes a reservoir to hold brake fluid, simplifying maintenance and fluid monitoring. With two outlets, including a rearward outlet sized M10 x 1.0 and a secondary outlet with a 10 mm thread diameter, it supports proper brake line connections. The 1.0 thread pitch ensures compatibility with OEM brake fittings.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or leaking brake master cylinders on Toyota Pickup models\u003c\/li\u003e\n\u003cli\u003eRestores proper hydraulic pressure for improved brake pedal feel\u003c\/li\u003e\n\u003cli\u003eAddresses brake fluid reservoir leaks or damage\u003c\/li\u003e\n\u003cli\u003eSolves issues related to inconsistent brake response or spongy pedal\u003c\/li\u003e\n\u003cli\u003eSupports maintenance of brake system integrity and safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your specific Toyota Pickup year and model 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\u003eInspect brake lines and fittings for wear or damage during replacement\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; reuse existing hardware or acquire separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M39657 brake master cylinder to meet or exceed OEM standards for fit and function. The cast iron material and precise machining contribute to reliable performance. While specific warranty details are not provided here, Dorman products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":51915815026869,"sku":"BKKX-M39657","price":111.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M39657_Fro.jpg?v=1774997492","url":"https:\/\/www.partcatalog.com\/products\/dorman-m39657-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}