Dynamic Friction 355-45017 Brake Master Cylinder

Brake Master Cylinder for GM Full-Size Sedans

The Dynamic Friction DFC Brake Master Cylinder, part number 355-45017, is a direct-fit brake hydraulic component for select GM sedans. It is built for 2000-2003 Buick LeSabre, 2000-2003 Cadillac DeVille, 2001-2003 Oldsmobile Aurora, and 2000-2003 Pontiac Bonneville applications.

The DFC Brake Master Cylinder line focuses on brake hydraulic replacement parts for common service needs. This 355-45017 master cylinder supports restoration of proper hydraulic pressure in vehicles that rely on a stable brake pedal and consistent brake system response.

Key Features

• Brake master cylinder for select Buick, Cadillac, Oldsmobile, and Pontiac applications
• Compatible with 2000-2003 Buick LeSabre, N/A
• Compatible with 2000-2003 Cadillac DeVille, N/A
• Compatible with 2001-2003 Oldsmobile Aurora, N/A
• Compatible with 2000-2003 Pontiac Bonneville, N/A
• Part number 355-45017 for cataloging and fitment verification

Detailed Description

Use the Dynamic Friction 355-45017 when replacing a worn or leaking brake master cylinder on compatible GM full-size sedans. This brake hydraulic component is intended for vehicles that need restored master cylinder function to maintain brake pedal feel and hydraulic pressure delivery through the brake system. If you are searching for a brake master cylinder for a 2000-2003 Buick LeSabre, 2000-2003 Cadillac DeVille, 2001-2003 Oldsmobile Aurora, or 2000-2003 Pontiac Bonneville, this part number provides a fitment-specific replacement option.

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

What It Helps Address

• Brake pedal that sinks or feels inconsistent
• Loss of hydraulic pressure in the brake system
• External fluid leakage at the master cylinder
• Reduced braking response from a worn hydraulic unit
• Service replacement for aging OE brake hydraulics

Installation Notes and Tips

Confirm vehicle year, make, and model before ordering. Verify brake line routing, reservoir style, and mounting configuration against the original unit on the vehicle. After installation, bleed the brake system thoroughly and inspect for leaks at all hydraulic connections. Part number 355-45017 is listed for the applications shown above and should be matched to the vehicle’s original brake master cylinder specification.

Quality Assurance

Dynamic Friction supplies brake hydraulic replacement parts under the DFC Brake Master Cylinder line for application-specific service work. Use the confirmed fitment data to verify compatibility before installation.