{"product_id":"centric-130-62039-brake-master-cylinder","title":"Centric 130.62039 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Buick, Chevrolet, and More\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Brake Master Cylinder 130.62039 is engineered to restore precise brake hydraulics for select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed with durable aluminum construction and a removable plastic reservoir, this master cylinder ensures consistent brake fluid management and reliable stopping power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAluminum master cylinder body for strength and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eSingle removable plastic reservoir included for easy maintenance\u003c\/li\u003e\n\u003cli\u003eStepped bore design with primary bore diameter of 31.8 mm and secondary bore diameter of 22.2 mm\u003c\/li\u003e\n\u003cli\u003eIncludes master cylinder cap and bleeder screw for proper system sealing and bleeding\u003c\/li\u003e\n\u003cli\u003eFour ports with bubble flare type primary outlet thread (M11-1.50) for secure hydraulic connections\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple GM models including Buick Century, Chevrolet Cavalier, and Pontiac Sunbird\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout Centric Premium Brake Master Cylinders\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Brake Master Cylinders line focuses on delivering high-quality brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes durable materials such as aluminum for the master cylinder and plastic for the reservoir, combined with precise bore dimensions and reliable sealing components. The 130.62039 part number is part of this line, offering a balance of performance and longevity for GM vehicles requiring a stepped bore master cylinder design.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder features a stepped bore design with a primary bore diameter of 31.8 mm (1.252 inches) and a secondary bore diameter of 22.2 mm (0.874 inches), optimizing hydraulic pressure distribution. The included single reservoir is made of plastic and is removable for convenient servicing. The master cylinder cap and bleeder screw are included to facilitate proper brake fluid sealing and bleeding during installation or maintenance. The unit does not include a brake booster, push rod, mounting hardware, or mounting bracket, so these components must be sourced separately if needed.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Century, Skylark, and Regal models\u003c\/li\u003e\n\u003cli\u003eCadillac models requiring stepped bore master cylinders\u003c\/li\u003e\n\u003cli\u003eChevrolet Cavalier, Celebrity, and Omega\u003c\/li\u003e\n\u003cli\u003eOldsmobile Firenza and J2000\u003c\/li\u003e\n\u003cli\u003ePontiac Citation, Phoenix, and Sunbird\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal sinking or sponginess due to internal seal wear\u003c\/li\u003e\n\u003cli\u003eBrake fluid leaks from a damaged or corroded master cylinder\u003c\/li\u003e\n\u003cli\u003eInconsistent brake pressure affecting stopping performance\u003c\/li\u003e\n\u003cli\u003eReservoir cracks or leaks causing fluid loss\u003c\/li\u003e\n\u003cli\u003eDifficulty bleeding brakes due to faulty bleeder screw or ports\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the brake system is fully depressurized before removing the old master cylinder. This part requires proper alignment with the brake booster and secure connection of all hydraulic lines to the four ports. Use the included bleeder screw and master cylinder cap to maintain system integrity. Since mounting hardware and push rod are not included, verify compatibility with your vehicle’s existing components. Bleed the brake system thoroughly after installation to remove air and ensure optimal brake performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric Premium Brake Master Cylinders are manufactured to meet strict quality standards, using corrosion-resistant aluminum and durable plastic materials. The 130.62039 part number undergoes rigorous testing to ensure reliable hydraulic function and fitment accuracy. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary by region.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":52217250218165,"sku":"BKNJ-130.62039","price":83.03,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_13062039_Ang.jpg?v=1775608604","url":"https:\/\/www.partcatalog.com\/products\/centric-130-62039-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}