{"product_id":"dorman-w37420-drum-brake-wheel-cylinder","title":"Dorman W37420 Drum Brake Wheel Cylinder - Rear, Rear Left or Rear Right","description":"\u003ch2\u003eReliable Drum Brake Wheel Cylinder for Toyota Pickup and Previa\u003c\/h2\u003e\u003cp\u003eThe Dorman W37420 drum brake wheel cylinder is engineered to restore proper brake hydraulics on select Toyota models. Designed specifically for Toyota Pickup and Previa vehicles, this component ensures consistent braking performance by maintaining hydraulic pressure within the drum brake system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes bleeder screw for easy brake fluid bleeding\u003c\/li\u003e\n\u003cli\u003eConstructed from durable cast iron for long-lasting strength\u003c\/li\u003e\n\u003cli\u003eBore diameter of 0.875 inches for precise fit and function\u003c\/li\u003e\n\u003cli\u003eBrake line inlet thread diameter of 10 mm with M10 x 1.0 thread size and 1.0 thread pitch\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 W37420 wheel cylinder features a cast iron construction that provides durability and resistance to wear under demanding braking conditions. The bore diameter of 0.875 inches is designed to match the original equipment specifications for Toyota Pickup and Previa models, ensuring proper hydraulic pressure and brake shoe movement. The brake line inlet thread diameter is 10 mm, with an M10 x 1.0 thread size and a 1.0 thread pitch, allowing for secure and leak-free brake line connections. This wheel cylinder includes a bleeder screw to facilitate brake fluid bleeding during installation or maintenance, although it does not come with a bleeder screw cap.\u003c\/p\u003e\u003ch2\u003eCompatible Toyota Models and Applications\u003c\/h2\u003e\u003cp\u003eThis drum brake wheel cylinder is compatible with Toyota Pickup and Toyota Previa vehicles, making it a suitable replacement part for maintaining the brake hydraulics system on these models. The Dorman W37420 part number corresponds directly to the specifications required for these vehicles, ensuring proper fitment and reliable braking performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRestores hydraulic pressure in drum brake systems\u003c\/li\u003e\n\u003cli\u003eAddresses brake fluid leaks from worn or damaged cylinders\u003c\/li\u003e\n\u003cli\u003eEliminates spongy or unresponsive brake pedal feel\u003c\/li\u003e\n\u003cli\u003ePrevents uneven brake shoe wear caused by cylinder malfunction\u003c\/li\u003e\n\u003cli\u003eHelps maintain consistent braking force for vehicle safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman W37420 drum brake wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove air and maintain hydraulic integrity. Verify that the brake line inlet threads match the M10 x 1.0 specification to avoid leaks. Inspect brake shoes and drums for wear during installation and replace if necessary to ensure optimal braking performance. Use appropriate tools to avoid damaging the cast iron casting during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the W37420 wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction provides durability under normal operating conditions. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake hydraulics components to cover defects in materials and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792496328885,"sku":"BKKX-W37420","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_W37420_Fro.jpg?v=1774997870","url":"https:\/\/www.partcatalog.com\/products\/dorman-w37420-drum-brake-wheel-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}