{"product_id":"dorman-w37640-drum-brake-wheel-cylinder","title":"Dorman W37640 Drum Brake Wheel Cylinder - Rear","description":"\u003ch2\u003eReliable Drum Brake Wheel Cylinder for Ford and Mazda Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman W37640 drum brake wheel cylinder is engineered to restore proper braking function for select Ford and Mazda models. Designed with durable cast iron and precise dimensions, this wheel cylinder ensures consistent hydraulic pressure for safe stopping performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes bleeder screw for easy brake bleeding\u003c\/li\u003e\n\u003cli\u003eCast iron construction for strength and durability\u003c\/li\u003e\n\u003cli\u003eBrake line inlet thread diameter: 10 mm\u003c\/li\u003e\n\u003cli\u003eBrake component inlet thread size: M10 x 1.0 with 1.0 thread pitch\u003c\/li\u003e\n\u003cli\u003eBore diameter of 0.813 inches for accurate fitment\u003c\/li\u003e\n\u003cli\u003ePackage contains one drum brake wheel cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman W37640 wheel cylinder features a cast iron casting material that provides reliable resistance to wear and corrosion. Its bore diameter of 0.813 inches is designed to match the hydraulic requirements of drum brake systems on compatible vehicles. The included bleeder screw simplifies maintenance by allowing trapped air to be released from the brake lines, although a bleeder screw cap is not included. The brake line inlet thread diameter is 10 mm, with a thread size of M10 x 1.0 and a pitch of 1.0, ensuring secure and leak-free connections.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis drum brake wheel cylinder is compatible with various Ford and Mazda models, including the Ford Ranger, Bronco II, and Mazda B2300, B3000, and B4000. It is designed specifically for these vehicles' brake hydraulics systems, providing a direct replacement for worn or damaged wheel cylinders.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRestores proper hydraulic pressure in drum brake systems\u003c\/li\u003e\n\u003cli\u003eEliminates brake fluid leaks from faulty wheel cylinders\u003c\/li\u003e\n\u003cli\u003eResolves uneven or spongy brake pedal feel\u003c\/li\u003e\n\u003cli\u003ePrevents brake drag caused by stuck pistons\u003c\/li\u003e\n\u003cli\u003eAddresses brake noise related to cylinder malfunction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman W37640 wheel cylinder, ensure the brake system is fully depressurized and the vehicle is securely lifted. Use the included bleeder screw to remove air from the brake lines after installation. Verify that the brake line inlet threads match the vehicle’s specifications to avoid leaks. It is recommended to inspect brake shoes and hardware during installation for optimal brake system performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the W37640 wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction and precise machining contribute to long service life. This part is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship under normal use.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792529064117,"sku":"BKKX-W37640","price":24.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_W37640_Fro.jpg?v=1774997886","url":"https:\/\/www.partcatalog.com\/products\/dorman-w37640-drum-brake-wheel-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}