Dynamite Friction 631-54144R Disc Brake Rotor - Front Right

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-54144R) is engineered for reliable braking performance on select Ford, Mazda, and Mercury vehicles. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency for models like the Ford Ranger and Mazda B3000.

• Disc type: Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 26 mm with discard thickness at 24.5 mm
• Overall diameter: 286 mm with 66.1 mm height
• Bolt pattern: 5 lug holes with 16 mm diameter and 114.3 mm bolt circle diameter
• Rust resistant zinc silver hat finish and plain disc finish
• Directional brake surface for optimized performance

Detailed Product Features and Specifications

This DFC Brake Rotor - Drilled and Slotted - Silver from Dynamite Friction features a vented design that improves airflow to reduce heat buildup during braking. The rotor’s surface is both drilled and slotted, which helps to evacuate gases, dust, and water, maintaining consistent brake pad contact and reducing brake fade. The rotor measures 286 mm in outside diameter and 66.1 mm in height, with a nominal thickness of 26 mm and a discard thickness of 24.5 mm, ensuring durability and safety over its service life.

The rotor’s bolt hole diameter is 16 mm, with five lug holes arranged on a 114.3 mm bolt circle diameter, making it compatible with specific Ford, Mazda, and Mercury models. The zinc silver coating on the hat provides corrosion resistance, extending the rotor’s lifespan in various driving conditions.

Compatible Vehicles and Applications

This brake rotor is compatible with the following vehicles:

• Ford Ranger
• Ford Explorer
• Ford Mountaineer
• Mazda B3000 and B4000
• Mercury Mountaineer

It is designed to address common braking issues such as:

• Brake fade caused by overheating
• Uneven brake pad wear
• Reduced braking efficiency in wet conditions
• Vibration or pulsation during braking
• Corrosion-related rotor damage

Installation Notes and Tips

When installing the Dynamite Friction 631-54144R rotor, ensure the rotor surface is clean and free of any protective coatings before mounting. Verify the bolt pattern matches your vehicle’s specifications, particularly the 5-lug, 16 mm diameter holes on a 114.3 mm bolt circle. Proper torque specifications should be followed to avoid warping. Since this rotor features a directional surface, install it according to the indicated rotation direction for optimal performance.

Quality Assurance and Warranty

Dynamite Friction’s DFC Brake Rotor line is manufactured to meet or exceed OEM standards for fit, form, and function. The rust-resistant coating and vented design contribute to long-term durability. Please consult the manufacturer or product documentation for specific warranty details related to part number 631-54144R.