Dynamic Friction 355-03066 Brake Master Cylinder

Brake Master Cylinder for Hyundai Sonata and Kia Optima

The Dynamic Friction DFC Brake Master Cylinder, part number 355-03066, is a direct-fit brake hydraulic component for select Hyundai Sonata and Kia Optima applications. It is built for vehicles with manual parking brake configurations where listed, helping restore consistent hydraulic pressure at the brake pedal.

Key Features

• Brake master cylinder for brake hydraulic service
• DFC Brake Master Cylinder product line from Dynamic Friction
• Fits 2015-2019 Hyundai Sonata applications listed below
• Fits 2017-2020 Kia Optima applications listed below
• Part number 355-03066 for accurate ordering and lookup

Fitment Details

• Fits 2017-2020 Kia Optima, N/A; Manual Parking Brake; DFC Brake Master Cylinder
• Fits 2015-2019 Hyundai Sonata, N/A; DFC Brake Master Cylinder
• Fits 2015-2017 Hyundai Sonata, N/A; Manual parking brake applicable on this Disc Brake Rotor.; DFC Brake Master Cylinder
• Fits 2016 Kia Optima, N/A; with Manual Parking Brake; DFC Brake Master Cylinder
• Fits 2016 Kia Optima, N/A; DFC Brake Master Cylinder

What This Part Helps Address

• Low or inconsistent brake pedal pressure
• Internal master cylinder leakage
• Brake fluid bypass within the hydraulic system
• Pedal travel that feels excessive or uneven
• Hydraulic performance issues during brake service

Installation Notes

Verify the vehicle’s brake configuration before ordering, especially manual parking brake application details on select Hyundai Sonata and Kia Optima models. Confirm the part number 355-03066 against the existing unit and bleed the brake system thoroughly after installation to remove trapped air.

Quality Assurance

Dynamic Friction’s DFC Brake Master Cylinder line is cataloged for specific vehicle applications to support accurate brake hydraulic replacement. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.