{"product_id":"cardone-54-71921-power-brake-booster","title":"Cardone 54-71921 Power Brake Booster","description":"\u003ch2\u003eReliable Vacuum Power Brake Booster for Ford Explorer and Mercury Mountaineer\u003c\/h2\u003e\u003cp\u003eThe Cardone Vacuum Power Brake Booster 54-71921 is designed to restore proper brake function in select Ford and Mercury SUVs. This remanufactured power brake booster offers a durable steel construction and a dual diaphragm design to ensure consistent braking performance for your Explorer or Mountaineer.\u003c\/p\u003e\u003ch2\u003eKey Features of Cardone Power Brake Booster 54-71921\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDual brake booster diaphragm style for enhanced vacuum assistance\u003c\/li\u003e\n\u003cli\u003eDiaphragm diameter of 9.56 inches (242.824 mm) for optimal brake response\u003c\/li\u003e\n\u003cli\u003eConstructed from durable steel material for long-lasting use\u003c\/li\u003e\n\u003cli\u003eGray color finish for corrosion resistance and easy identification\u003c\/li\u003e\n\u003cli\u003eIncludes booster, instruction manual, and master cylinder neck seal\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford Explorer and Mercury Mountaineer models\u003c\/li\u003e\n\u003cli\u003eMaster cylinder stud thread size M8 x 1.25 for proper fitment\u003c\/li\u003e\n\u003cli\u003eRemanufactured product condition meeting OEM specifications\u003c\/li\u003e\n\u003cli\u003eE-waste compliant for responsible disposal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Cardone Vacuum Power Brake Booster Product Line\u003c\/h2\u003e\u003cp\u003eThe Vacuum Power Brake Booster line from Cardone focuses on remanufactured components that restore brake system efficiency by providing reliable vacuum assistance. This product line emphasizes quality materials and precise diaphragm sizing to ensure consistent brake pedal feel and stopping power. The 54-71921 model fits within this line, offering a direct replacement solution for Ford Explorer and Mercury Mountaineer vehicles requiring a dependable power brake booster.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Cardone power brake booster features a dual diaphragm design with a 9.56-inch diameter, providing balanced vacuum pressure to assist braking effort. The steel construction enhances durability and resistance to wear, while the gray finish helps protect against corrosion. The booster does not include a master cylinder but is compatible with master cylinders using an M8 x 1.25 stud thread size. Included in the package are the booster itself, an instruction manual for installation guidance, and a master cylinder neck seal to ensure a proper seal and prevent leaks.\u003c\/p\u003e\u003ch2\u003eCommon Brake Issues Addressed by This Booster\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduced brake pedal responsiveness or increased pedal effort\u003c\/li\u003e\n\u003cli\u003eHissing sounds indicating vacuum leaks in the brake booster\u003c\/li\u003e\n\u003cli\u003eBrake warning light activation due to booster failure\u003c\/li\u003e\n\u003cli\u003eInconsistent or spongy brake pedal feel\u003c\/li\u003e\n\u003cli\u003eLoss of power assist causing unsafe braking conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Ford Explorer and Mercury Mountaineer models before installation\u003c\/li\u003e\n\u003cli\u003eFollow the included instruction manual carefully for proper mounting and connection\u003c\/li\u003e\n\u003cli\u003eCheck master cylinder stud thread size (M8 x 1.25) for correct fit\u003c\/li\u003e\n\u003cli\u003eInspect vacuum lines for leaks and replace if necessary during installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system after installation to remove air and restore brake performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eThis Cardone Vacuum Power Brake Booster 54-71921 is a remanufactured product that meets or exceeds OEM standards for fit, form, and function. Cardone remanufacturing processes include rigorous testing to ensure reliability and performance. The product is E-waste compliant, supporting environmentally responsible disposal. Warranty details are provided by Cardone and typically cover defects in materials and workmanship under normal use.\u003c\/p\u003e","brand":"Cardone","offers":[{"title":"Default Title","offer_id":43387792457909,"sku":"CPCX-54-71921","price":219.51,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/A1_5471921_Fro.jpg?v=1774707589","url":"https:\/\/www.partcatalog.com\/products\/cardone-54-71921-power-brake-booster","provider":"PartCatalog","version":"1.0","type":"link"}