Dynamic Friction 331-73635 Disc Brake Caliper - Rear Left

Rear Left Brake Caliper for Audi A4 Quattro

The Dynamic Friction DFC Premium Caliper - Silver Zinc Coated, part number 331-73635, is a rear left disc brake caliper for select Audi A4 and Audi A4 Quattro applications. It is built for direct replacement service on listed vehicles and supports consistent rear brake operation.

Key Features

• Disc brake caliper for the rear left position
• Silver zinc coated finish for added corrosion resistance
• Direct-fit replacement for listed Audi applications
• Part number 331-73635 for ordering and verification
• Compatible with 2002-2006 Audi A4 Quattro and select 2002-2006 Audi A4 models

Product Details

The DFC Premium Caliper line from Dynamic Friction focuses on replacement brake hydraulics for vehicle-specific fitment. This rear left caliper, part number 331-73635, is listed for 2002-2006 Audi A4 Quattro, 2002-2004 Audi A4, and 2005 Audi A4 models with split production notes, plus the 2006 Audi A4 Quattro 3.0L Cabriolet application. The silver zinc coated finish helps protect the caliper housing in everyday driving conditions while maintaining a clean OE-style appearance.

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

Common Brake Issues It Addresses

• Rear brake caliper sticking or uneven pad movement
• Brake fluid leakage at the caliper assembly
• Uneven rear braking performance on the left side
• Corrosion-related caliper housing wear
• Brake drag or reduced rear wheel release

Installation Notes and Tips

• Verify the rear left position before installation.
• Match the vehicle year, model, and production note exactly, especially for 2005 Audi A4 split-build applications.
• Inspect brake pads, rotor condition, and brake hoses during replacement.
• Bleed the brake system after installation to remove air from the hydraulic circuit.
• Confirm fitment against part number 331-73635 before ordering.

Quality Assurance

Dynamic Friction DFC Premium brake components are cataloged for specific vehicle applications to support accurate replacement selection. Part number 331-73635 is listed for the Audi A4 and Audi A4 Quattro rear left position shown above.