{"product_id":"dorman-w37986-drum-brake-wheel-cylinder","title":"Dorman W37986 Drum Brake Wheel Cylinder - Rear","description":"\u003ch2\u003eReliable Drum Brake Wheel Cylinder for Volkswagen Models\u003c\/h2\u003e\u003cp\u003eThe Dorman W37986 drum brake wheel cylinder is engineered to restore proper braking function for select Volkswagen vehicles. Designed with durable cast iron and precise specifications, this component ensures consistent hydraulic pressure in your brake system.\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 of 0.75 inches for accurate fitment\u003c\/li\u003e\n\u003cli\u003eConstructed from cast iron for strength and longevity\u003c\/li\u003e\n\u003cli\u003ePackage contains one drum brake wheel cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDurable Construction and Precise Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman W37986 wheel cylinder is made from cast iron, providing the necessary strength to withstand the pressures of brake hydraulics. Its 0.75-inch bore diameter and M10 x 1.0 brake line inlet thread size ensure compatibility with the brake systems of Volkswagen Cabrio, Derby, Golf, Jetta, Polo, Saveiro, SportVan, and Vento models. The included bleeder screw simplifies maintenance by allowing efficient removal of air from the brake lines, although a bleeder screw cap is not included.\u003c\/p\u003e\u003ch2\u003eCompatible Volkswagen Models and Part Number Details\u003c\/h2\u003e\u003cp\u003eThis drum brake wheel cylinder is specifically compatible with Volkswagen vehicles such as the Cabrio, Derby, Golf, Jetta, Polo, Saveiro, SportVan, and Vento. When replacing your brake hydraulics, using the correct part number is critical. The Dorman W37986 ensures proper fit and function for these models, maintaining the integrity of your braking system.\u003c\/p\u003e\u003ch2\u003eCommon Brake Issues Addressed by This Wheel Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake fluid leaks from worn or damaged wheel cylinders\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency due to hydraulic pressure loss\u003c\/li\u003e\n\u003cli\u003eUneven brake shoe wear caused by malfunctioning cylinders\u003c\/li\u003e\n\u003cli\u003eSpongy brake pedal feel resulting from air in brake lines\u003c\/li\u003e\n\u003cli\u003eBrake drag or sticking caused by seized wheel cylinders\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman W37986 drum brake wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove any trapped air. Verify the brake line inlet thread size (M10 x 1.0) matches your vehicle’s specifications. Inspect brake shoes and hardware for wear and replace as necessary to maintain optimal braking performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures this wheel cylinder to meet or exceed OEM standards, using cast iron for durability and reliable performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43795498795189,"sku":"BKKX-W37986","price":30.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_W37986_Fro.jpg?v=1774997918","url":"https:\/\/www.partcatalog.com\/products\/dorman-w37986-drum-brake-wheel-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}