Dynamite Friction 355-03021 Brake Master Cylinder

Brake Master Cylinder for Hyundai and Kia

The Dynamite Friction DFC Brake Master Cylinder, part number 355-03021, is a direct-fit brake hydraulic component for select Hyundai Sonata, Hyundai XG350, Hyundai XG300, and Kia Optima applications. It is built for drivers replacing a worn or leaking master cylinder and restoring consistent brake pedal response.

Key Features

• Brake master cylinder for brake hydraulic service
• Fits select 1999-2005 Hyundai Sonata applications
• Fits select 2001-2005 Hyundai XG300 and XG350 applications
• Fits select 2001-2003 Kia Optima applications
• DFC Brake Master Cylinder line from Dynamite Friction
• Part number 355-03021 for accurate ordering and fitment lookup

Detailed Description

The DFC Brake Master Cylinder line focuses on replacement brake hydraulic components for import vehicles. This master cylinder is listed for multiple Hyundai and Kia platforms, including Hyundai Sonata, Hyundai XG350, Hyundai XG300, and Kia Optima models across the 1999-2005 range. Use part number 355-03021 to verify the correct application before installation, especially on vehicles with traction control or specific production-date notes.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Low or inconsistent brake pedal feel
• Brake fluid leakage at the master cylinder
• Internal hydraulic bypass that affects braking performance
• Brake warning concerns tied to master cylinder wear
• Replacement needs on Hyundai Sonata, Hyundai XG350, and Kia Optima brake systems

Installation Notes and Tips

• Confirm year, model, and production-date notes before ordering.
• Vehicles with traction control or rear disc notes require exact fitment verification.
• Inspect brake lines, fluid condition, and related hydraulic components during replacement.
• Bleed the brake system thoroughly after installation to remove air from the hydraulic circuit.

Quality Assurance

DFC Brake Master Cylinder components are cataloged for specific vehicle applications to support accurate brake system replacement. Verify fitment against the listed Hyundai Sonata, Hyundai XG350, Hyundai XG300, and Kia Optima coverage before service.