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A-1 CARDONE 5474803
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Reman. Vacuum Power Brake Booster w/o Master Cylinder
  • 100% O.E. parts are installed on every unit for like-new performance and reliability.
  • All units are 100% vacuum tested to ensure reliable performance.
  • Exclusive rust-prohibitive finishing process extends unit life.
  • Master cylinder output rods are pre-adjusted (when included) for easier and faster installation.
  • New mounting nuts and washers ensure proper, hassle-free installation.

Vacuum Boost Install Information

Prevent Premature Failure of your Vacuum Booster (Gas Vehicles)

Booster Failure due to Rich-Running Engine (Fuel-Injected Gas Vehicles)
Frequently Asked Questions: Power Brake Boosters
Brake Booster Diaphragm StyleDual
Diaphragm Diameter (in)11.19
Diaphragm Diameter (mm)284.23
Master Cylinder IncludedNo
Master Cylinder Stud Thread SizeM10 x 1.5
Package ContentsInstruction Sheet
Product ConditionRemanufactured
Alternate/OEM Part Number(s): 4746379, 4746380

A-1 CARDONE Warranty Information:
Master Cylinders, Water Pumps, Steering Components, Hybrid Drive Batteries - 3 Year / 36,000 miles. Ultra Calipers - 10 year / 100,000 miles. Brake Calipers & Brackets - 2 year / 24,000 miles. Brake Pads, Power Brake Units, ABS Components, Fuel/Air Systems, CV Axles & Propshafts, Electrical Motors, Electronics, Smog Pumps, Vacuum Pumps - 1 year / 18,000 miles. Magna Pure Power Steering, Air Springs - Limited Lifetime. Instrument Clusters - Limited Lifetime. Engine oil and filter MUST be changed when replacing Turbochargers, Diesel Fuel Injection Pumps, and High Pressure Diesel Injection Oil Pumps. Refer to installation guide in box. Failure to follow voids warranty.
Warranty Details