{"product_id":"dorman-w45999-drum-brake-wheel-cylinder","title":"Dorman W45999 Drum Brake Wheel Cylinder - Rear","description":"\u003ch2\u003eReliable Drum Brake Wheel Cylinder for Classic GM Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman W45999 drum brake wheel cylinder is engineered to restore braking performance on select Buick, Chevrolet, Oldsmobile, and Pontiac models. Designed with durable cast iron construction and a precise 0.938-inch bore diameter, this wheel cylinder ensures consistent hydraulic pressure for safe stopping power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes bleeder screw for easy brake system bleeding\u003c\/li\u003e\n\u003cli\u003eConstructed from cast iron for strength and longevity\u003c\/li\u003e\n\u003cli\u003e0.938-inch bore diameter for accurate fit and function\u003c\/li\u003e\n\u003cli\u003eBrake component inlet thread size: 3\/8-24 inches\u003c\/li\u003e\n\u003cli\u003eThread diameter: 3\/8 inch\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 W45999 wheel cylinder features a cast iron casting material that provides resistance to wear and corrosion, essential for maintaining brake system integrity over time. Its 0.938-inch bore diameter is designed to match original equipment specifications, ensuring proper hydraulic pressure and smooth brake operation. The included bleeder screw simplifies maintenance by allowing trapped air to be released from the brake lines, improving brake responsiveness. Thread sizes of 3\/8-24 inches for the brake component inlet and 3\/8 inch for the thread diameter ensure compatibility with factory brake lines and fittings.\u003c\/p\u003e\u003ch2\u003eCompatible With Select Buick, Chevrolet, Oldsmobile, and Pontiac Models\u003c\/h2\u003e\u003cp\u003eThis drum brake wheel cylinder is compatible with a range of classic GM vehicles, including the Chevrolet Camaro, El Camino, Malibu, and Nova; Buick Skylark and Riviera; Oldsmobile Cutlass, Omega, and 442; Pontiac Firebird, GTO, LeMans, Phoenix, and Tempest. The Dorman W45999 part number is designed to meet the specific hydraulic requirements of these models, making it a suitable replacement for worn or leaking wheel cylinders.\u003c\/p\u003e\u003ch2\u003eCommon Brake Issues Addressed by This Wheel Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake fluid leaks from the wheel cylinder\u003c\/li\u003e\n\u003cli\u003eSpongy or unresponsive brake pedal\u003c\/li\u003e\n\u003cli\u003eUneven brake application or pulling to one side\u003c\/li\u003e\n\u003cli\u003eBrake noise or reduced stopping power\u003c\/li\u003e\n\u003cli\u003eCorroded or damaged wheel cylinder components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman W45999 drum brake wheel cylinder, ensure the brake system is fully depressurized and the vehicle is securely supported. Use the included bleeder screw to properly bleed the brake lines after installation to remove any air pockets. Verify thread compatibility with existing brake lines before assembly. It is recommended to inspect brake shoes and hardware during installation and replace any worn components to maintain optimal braking performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the W45999 wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction and precise machining contribute to reliable brake system operation. This part is backed by Dorman's limited warranty, providing coverage against defects in material and workmanship under normal use conditions.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43795507970229,"sku":"BKKX-W45999","price":25.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_W45999_Fro.jpg?v=1774997926","url":"https:\/\/www.partcatalog.com\/products\/dorman-w45999-drum-brake-wheel-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}