{"product_id":"dorman-m630774-brake-master-cylinder","title":"Dorman M630774 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Lexus and Toyota Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman M630774 brake master cylinder is engineered to restore proper brake hydraulics in select Lexus and Toyota models. Designed with precision, this aluminum master cylinder ensures consistent brake fluid pressure for safe and effective braking performance.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman M630774 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable aluminum for corrosion resistance and longevity\u003c\/li\u003e\n\u003cli\u003eMaster cylinder bore diameter of 0.75 inches for accurate hydraulic control\u003c\/li\u003e\n\u003cli\u003eIncludes two outlets with a rearward outlet thread size of M10 x 1.0 and a thread pitch of 1.0\u003c\/li\u003e\n\u003cli\u003eDoes not include mounting hardware or reservoir, allowing compatibility with existing components\u003c\/li\u003e\n\u003cli\u003eCompatible with Lexus Highlander, RX350, RX450h, and RX450hL models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M630774 brake master cylinder is a direct replacement part designed specifically for Lexus and Toyota vehicles such as the Highlander, RX350, RX450h, and RX450hL. Manufactured from aluminum, this master cylinder offers a bore diameter of 0.75 inches, which is critical for maintaining proper brake fluid pressure and pedal feel. Featuring two outlets, including a rearward outlet with an M10 x 1.0 thread diameter and a 1.0 thread pitch, this component integrates seamlessly with the brake hydraulic system. Note that this part does not come with a reservoir or mounting hardware, making it suitable for installations where these components are already in place or being replaced separately.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in vehicles experiencing soft or spongy brake pedal feel\u003c\/li\u003e\n\u003cli\u003eReplaces master cylinders with internal leaks or worn seals\u003c\/li\u003e\n\u003cli\u003eAddresses brake system failure due to master cylinder bore wear or damage\u003c\/li\u003e\n\u003cli\u003eImproves brake responsiveness in Lexus Highlander and RX series models\u003c\/li\u003e\n\u003cli\u003eEnsures proper hydraulic function in Toyota Highlander brake systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your specific Lexus or Toyota model before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air and ensure optimal performance\u003c\/li\u003e\n\u003cli\u003eUse existing reservoir and mounting hardware unless replacements are necessary\u003c\/li\u003e\n\u003cli\u003eInspect brake lines and fittings for wear or damage during installation\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for outlet fittings and mounting bolts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M630774 brake master cylinder to meet or exceed OEM standards for fit, form, and function. While mounting hardware and reservoir are not included, the master cylinder is built from high-quality aluminum to resist corrosion and wear. Please consult Dorman's warranty policy for specific coverage details related to this part number.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792381837493,"sku":"BKKX-M630774","price":126.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630774_Fro.jpg?v=1774997756","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630774-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}