{"product_id":"dorman-w370055-drum-brake-wheel-cylinder","title":"Dorman W370055 Drum Brake Wheel Cylinder - Rear","description":"\u003ch2\u003eReliable Drum Brake Wheel Cylinder for Cadillac and Chevrolet Models\u003c\/h2\u003e\u003cp\u003eThe Dorman W370055 drum brake wheel cylinder is engineered to restore proper braking function in select Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed with durable cast iron construction and precise specifications, this wheel cylinder ensures consistent hydraulic pressure for safe stopping performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes bleeder screw for easy brake system bleeding\u003c\/li\u003e\n\u003cli\u003eCast iron casting material for strength and durability\u003c\/li\u003e\n\u003cli\u003eBrake line inlet thread diameter of 10 mm with M10 x 1.5 thread size and 1.5 pitch\u003c\/li\u003e\n\u003cli\u003eBore diameter of 0.875 inches for accurate fit and function\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 W370055 wheel cylinder features a cast iron body that withstands the rigors of brake hydraulics. Its bore diameter of 0.875 inches is designed to match factory specifications, ensuring proper piston movement and brake shoe engagement. The brake line inlet thread diameter is 10 mm with an M10 x 1.5 thread size and 1.5 thread pitch, compatible with original brake lines. A bleeder screw is included to facilitate brake fluid bleeding during installation, although a bleeder screw cap is not provided.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis drum brake wheel cylinder is compatible with various models from Cadillac, Chevrolet, Oldsmobile, and Pontiac, including the Alero, Classic, Cutlass, Fleetwood, Grand Am, Grand LeMans, LeMans, and Malibu. The part number W370055 ensures you receive the correct replacement component for these specific vehicles.\u003c\/p\u003e\u003ch2\u003eCommon 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 piston sticking or corrosion\u003c\/li\u003e\n\u003cli\u003eUneven brake shoe wear caused by inconsistent hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eBrake pedal sponginess resulting from air in the brake lines\u003c\/li\u003e\n\u003cli\u003eBrake drag or noise from malfunctioning wheel cylinder components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman W370055 wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove air and maintain hydraulic integrity. Verify thread compatibility with your vehicle’s brake lines (M10 x 1.5 thread size). Inspect brake shoes and hardware for wear and replace as 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\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The W370055 drum brake wheel cylinder undergoes rigorous quality control to ensure durability and reliable operation. Please refer to Dorman’s warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43388473114805,"sku":"BKKX-W370055","price":28.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_W370055_Fro.jpg?v=1774711781","url":"https:\/\/www.partcatalog.com\/products\/dorman-w370055-drum-brake-wheel-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}