Cardone 53-6853 Power Brake Booster

Vacuum Power Brake Booster for Hyundai and Kia

Restore brake assist with the Cardone 53-6853 vacuum power brake booster. This remanufactured unit is built and tested to match original equipment performance, with a single-diaphragm design and a gray steel housing for dependable fitment. It is a direct replacement for select Hyundai Sonata and Kia Optima applications that use a vacuum power brake booster.

Key Features

• Remanufactured to match O.E. performance
• Single diaphragm design with 11.04 in. (280.42 mm) diaphragm diameter
• 100% tested for fit and function
• O.E.-quality seals and check valves installed on every unit
• Rust-prohibitive finish for added durability
• Master cylinder output rods are pre-adjusted when included
• Steel construction with gray finish
• Package contents: booster, instruction sheet, and seal kit

Product Details

The Cardone Vacuum Power Brake Booster line focuses on remanufactured brake assist components that are re-engineered from original designs and checked for performance before release. Part number 53-6853 is built for consistent pedal assist and proper brake system operation on vehicles that require a vacuum-operated booster. This part cross-references Hyundai and Kia OE number 59110C1450 for the same application.

Compatible with 2016-2020 Kia Optima, with Electronic Parking Brake and without Master Cylinder, and 2016-2019 Hyundai Sonata without Master Cylinder. It also fits 2015 Hyundai Sonata with Electronic Parking Brake and without Master Cylinder. Use this Cardone 53-6853 brake booster when replacing a worn or leaking vacuum booster on these Hyundai Sonata and Kia Optima applications.

Common Problems This Part Can Address

• Hard brake pedal feel from reduced vacuum assist
• Brake booster diaphragm wear or internal leakage
• Loss of consistent pedal response during braking
• Vacuum-related brake assist performance issues
• Fitment problems when replacing the original booster on listed Hyundai Sonata and Kia Optima vehicles

Installation Notes and Tips

Verify master cylinder configuration before installation, since this booster is listed without a master cylinder. Confirm the master cylinder stud thread size is M8x1.25 and compare the original booster dimensions and mounting points before removal. Follow the included instruction sheet, inspect the seal kit during installation, and bleed the brake system as required after replacement.

Quality Assurance

Cardone remanufactures this power brake booster to original equipment standards and tests every unit for reliable fit and function. The unit also receives a rust-prohibitive finishing process to help extend service life.