{"product_id":"dorman-w37571-drum-brake-wheel-cylinder","title":"Dorman W37571 Drum Brake Wheel Cylinder - Rear","description":"\u003ch2\u003eReliable Drum Brake Wheel Cylinder for Nissan 720, D21, Pickup\u003c\/h2\u003e\u003cp\u003eThe Dorman W37571 drum brake wheel cylinder is engineered to restore proper braking function for Nissan 720, D21, and Pickup models. Designed with durable cast iron construction and precise specifications, this wheel cylinder ensures consistent hydraulic pressure and brake performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes bleeder screw for easy brake fluid bleeding\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 measures 0.688 inches for accurate fit\u003c\/li\u003e\n\u003cli\u003eConstructed from cast iron for strength and durability\u003c\/li\u003e\n\u003cli\u003ePackage contains one drum brake wheel cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman W37571 wheel cylinder is specifically designed for Nissan 720, D21, and Pickup vehicles, providing a direct replacement for the original equipment part. Its cast iron casting material offers resistance to wear and corrosion, ensuring long service life under demanding braking conditions. The bore diameter of 0.688 inches matches OEM specifications to maintain proper hydraulic pressure and piston movement. The included bleeder screw simplifies brake system maintenance by allowing trapped air to be released efficiently. The brake line inlet thread diameter of 10 mm and M10 x 1.0 thread size with a 1.0 pitch ensure compatibility with factory brake lines.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores braking performance by replacing leaking or seized wheel cylinders\u003c\/li\u003e\n\u003cli\u003eEliminates brake fluid leaks at the drum brake assembly\u003c\/li\u003e\n\u003cli\u003ePrevents uneven brake shoe wear caused by faulty hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eAddresses spongy or soft brake pedal feel due to air in brake lines\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system reliability on Nissan 720, D21, and Pickup models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman W37571 drum brake wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove air pockets. Verify thread compatibility with the brake line inlet (M10 x 1.0) before installation. Inspect brake shoes and hardware for wear and replace as necessary to maintain optimal braking performance. Use appropriate brake fluid and follow manufacturer torque specifications for mounting bolts.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing reliable fit and function. The W37571 drum brake wheel cylinder undergoes rigorous quality control to ensure durability and performance. This part is backed by Dorman's limited warranty, covering defects in material and workmanship under normal use.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792505012405,"sku":"BKKX-W37571","price":27.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_W37571_Fro.jpg?v=1774997876","url":"https:\/\/www.partcatalog.com\/products\/dorman-w37571-drum-brake-wheel-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}