Dynamic Friction 331-54047 Disc Brake Caliper - Front Left

Front Left Disc Brake Caliper for Ford and Mercury

The Dynamic Friction DFC Premium Caliper, part number 331-54047, is a front left disc brake caliper for select Ford and Mercury applications. It is listed for vehicles such as the Ford Mustang, Ford Thunderbird, Mercury Cougar, and Mercury Marquis across multiple 1983-1993 model years.

Key Features

• Disc brake caliper for the front left position
• DFC Premium Caliper - Silver Zinc Coated finish
• Fits select Ford Mustang front left applications, including 1987-1993 models
• Fits select Ford Thunderbird front left applications, including 1983-1988 models
• Fits select Mercury Cougar front left applications, including 1983-1988 models
• Part number 331-54047 for catalog and fitment lookup

Detailed Description

Dynamic Friction 331-54047 is a brake hydraulics replacement caliper built for the front left side on compatible Ford and Mercury vehicles. The silver zinc coated finish adds corrosion resistance for the caliper body, while the Premium Caliper line identifies this as a direct-fit style replacement within the DFC product range. This caliper is listed for Ford Mustang, Ford Thunderbird, Mercury Cougar, Ford LTD, Mercury Marquis, Ford Fairmont, and Mercury Zephyr applications in the years shown below.

Use 331-54047 when servicing a front left disc brake caliper on a 1987-1993 Ford Mustang, 1987-1988 Ford Thunderbird with rear drum, or 1983-1988 Mercury Cougar. It also covers additional 1983-1986 Ford and Mercury platforms listed in the fitment data.

Vehicle Fitment

• Fits 1987-1993 Ford Mustang, front left.
• Fits 1987-1988 Ford Thunderbird, front left. Rear drum.
• Fits 1983-1988 Mercury Cougar, front left.
• Fits 1984-1986 Ford LTD, front left. G Body.
• Fits 1984-1986 Ford Mustang, front left. Rear drum.
• Fits 1983-1986 Ford Thunderbird, front left.
• Fits 1983-1986 Mercury Marquis, front left.
• Fits 1983 Ford Fairmont, front left. From 11/82.
• Fits 1983 Ford LTD, front left. From 11/82.
• Fits 1983 Ford Mustang, front left. From 12/82.
• Fits 1983 Mercury Zephyr, front left. From 11/82.

Common Replacement Reasons

• Leaking caliper piston or seal failure
• Uneven brake pad wear on the front left wheel
• Brake drag or sticking caliper operation
• Corrosion on the caliper body or piston area
• Reduced braking performance during service replacement

Installation Notes and Tips

Confirm the vehicle year, make, model, and brake configuration before ordering. This part is listed only for the front left position, so side and application verification are important on Ford Mustang, Ford Thunderbird, and Mercury Cougar platforms. Inspect brake hoses, pads, rotors, and mounting surfaces during caliper replacement to ensure proper brake system operation.

Quality Assurance

The DFC Premium Caliper line uses a silver zinc coated finish for added corrosion protection in brake service applications. Part number 331-54047 is cataloged for specific Ford and Mercury fitments to support accurate replacement selection.