Dynamic Friction 631-54013R Disc Brake Rotor - Front Right

Overview

This Dynamic Friction disc brake rotor is built for classic Ford and Mercury applications that require a front right replacement with a vented, slotted, and drilled design. The 631-54013R combines a zinc silver hat finish with a rust-resistant coating for added surface protection.

Compatible with Ford LTD II, Ford Ranchero, Ford Thunderbird, Mercury Cougar, and Mercury Montego applications, this rotor is specified for fitment-focused buyers restoring braking performance on older platforms. The 631-54013R is a direct-fit style rotor for the listed applications.

Key Features

• Slotted and drilled brake surface for improved pad contact characteristics.
• Vented rotor construction for heat management.
• Zinc silver hat finish with rust-resistant coating.
• 5-lug pattern with 114.3 mm bolt circle diameter.
• Directional brake surface for application-specific fitment.

Detailed Description

The Dynamic Friction 631-54013R disc brake rotor is engineered for front right fitment on select Ford and Mercury vehicles from the mid-1970s. It uses a vented rotor design with a slotted X drilled surface, 272 mm outside diameter, 70.5 mm center hole diameter, and 5-bolt, 114.3 mm bolt circle dimensions. The plain disc finish is paired with a zinc silver hat finish and rust-resistant coating for added protection in service.

This rotor fits 1974-1976 Ford Torino, front right; 1974-1976 Ford Gran Torino, front right; 1975-1979 Ford Ranchero, front right; 1977-1979 Ford LTD II, front right; 1977-1979 Ford Thunderbird, front right; 1974-1979 Mercury Cougar, front right; and 1974-1976 Mercury Montego, front right. It also fits 1975-1976 Ford Elite, front right, and 1974 Ford Ranchero, front right, with the noted application exceptions. Part number 631-54013R is also listed for 1974 Ford Montego, front right, and related fitments shown in the application data.

Common Uses

• Replacing a worn or warped front right brake rotor.
• Restoring braking surface consistency on classic Ford and Mercury vehicles.
• Addressing rotor surface scoring or uneven pad contact.
• Updating a rust-prone rotor with a coated replacement.
• Matching the specified bolt pattern and hub dimensions for listed applications.

Installation Notes

Verify year, model, and application notes before installation, especially where police, taxi, heavy-duty, wagon, or rear-drum exceptions are listed. Confirm rotor dimensions, bolt circle, and center hole diameter against the existing brake setup. This part number is 631-54013R.

Quality Assurance

Dynamic Friction supplies this rotor with a rust-resistant coating and zinc silver hat finish for added surface protection. The 631-54013R is built to the dimensional and surface specifications listed for the confirmed applications.