Dynamic Friction 331-54645 Disc Brake Caliper - Rear Left

Rear Left Disc Brake Caliper for Mazda 6, Fusion, MKZ, Milan

Dynamic Friction DFC Premium Caliper 331-54645 is a rear left disc brake caliper for select Ford, Lincoln, Mazda, and Mercury applications. It is listed for 2006-2013 Mazda 6, 2006-2012 Ford Fusion, 2007-2012 Lincoln MKZ, 2006-2011 Mercury Milan, and 2006 Lincoln Zephyr rear left positions.

Key Features

• Disc brake caliper for the rear left position
• DFC Premium Caliper - Silver Zinc Coated finish
• Direct fit application coverage for select mid-size sedans
• Part number 331-54645 for catalog and service matching
• Compatible with Mazda 6 rear left brake service applications

Product Details

The Dynamic Friction DFC Premium Caliper line focuses on replacement calipers for common hydraulic brake service needs. This silver zinc coated caliper is cataloged under part number 331-54645 and is specified for rear left fitment on the listed Mazda 6, Ford Fusion, Lincoln MKZ, Mercury Milan, and Lincoln Zephyr vehicles. Use 331-54645 when replacing a worn or sticking rear left disc brake caliper on these applications.

Common Issues This Part Can Address

• Uneven rear brake pad wear on the left side
• Brake drag caused by a sticking caliper piston or slide condition
• Reduced braking response from a leaking or failing hydraulic caliper
• Brake pull or imbalance related to rear left caliper wear
• Noise or vibration from caliper-related brake service issues

Installation Notes and Tips

Verify rear left position, vehicle year, and model before ordering. Inspect brake pads, rotors, hoses, and mounting points during caliper replacement, and confirm proper brake bleeding after installation. Match the caliper to the vehicle’s brake system configuration before service.

Quality Assurance

DFC Premium Caliper 331-54645 is built as a replacement brake hydraulic component for the listed applications and is identified by its silver zinc coated finish for corrosion resistance support in service use.