Dynamite Friction 830-54141L Disc Brake Rotor - Front Left

Reliable Performance for Ford, Mazda, and Mercury Vehicles

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (part number 830-54141L) is engineered to provide consistent braking performance for select Ford, Mazda, and Mercury models. Designed specifically for vehicles like the Ford Ranger, Explorer, and Mountaineer, as well as Mazda B2300, B2500, B3000, and B4000, this rotor meets precise fitment requirements to ensure optimal compatibility and safety.

• Nominal thickness of 26.1 mm with a discard thickness of 24.5 mm
• Directional, vented disc design with drilled and slotted surface
• Plain disc finish combined with a Geospec silver grey hat finish
• Rust resistant coating for enhanced durability
• Five 1/2-20 bolt holes with a bolt circle diameter of 114.3 mm
• Overall diameter of 286.5 mm and center hole diameter of 70.4 mm

About the DFC Geoperformance Rotor - Drilled and Slotted Line

The DFC Geoperformance Rotor - Drilled and Slotted line from Dynamite Friction focuses on rotors that combine vented construction with directional drilled and slotted surfaces. This design improves heat dissipation and helps maintain braking efficiency under demanding conditions. The Geospec silver grey hat finish adds corrosion resistance and a clean appearance, making these rotors suitable for drivers who require reliable stopping power and rotor longevity on their Ford Ranger, Explorer, or Mazda B-series trucks.

Technical Details and Specifications

This disc brake rotor features a vented design to promote airflow and reduce heat buildup during braking. The directional surface pattern, with both drilled holes and slots, assists in channeling away brake dust, gases, and water, which can improve pad contact and reduce brake fade. The rotor’s nominal thickness is 26.1 mm, with a discard thickness of 24.5 mm, ensuring it meets safety standards for replacement. The rotor’s bolt hole diameter is 1/2-20, with five bolt holes arranged on a 114.3 mm bolt circle diameter, matching the stud/lug hole circle diameter for secure mounting. The overall diameter of 286.5 mm and center hole diameter of 70.4 mm are designed to fit the specified vehicle models precisely.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Ranger, Explorer, and Mountaineer
• Improves braking performance in wet or dusty conditions with drilled and slotted design
• Reduces brake fade during heavy use or towing
• Prevents rust and corrosion with rust resistant coating
• Restores proper rotor thickness and surface condition for safe braking

Installation Notes and Tips

Ensure the rotor is installed on compatible vehicles including Ford Ranger, Explorer, Mountaineer, and Mazda B-series trucks. Verify the bolt pattern matches the vehicle’s hub assembly (5 lug holes, 114.3 mm bolt circle diameter). Clean the hub surface before installation to prevent uneven rotor seating. Use proper torque specifications for the 1/2-20 bolts to secure the rotor. Check rotor thickness regularly and replace when it reaches the discard thickness of 24.5 mm.

Quality Assurance and Warranty

Dynamite Friction manufactures the 830-54141L rotor to meet industry standards for durability and performance. The rust resistant coating and vented design contribute to extended rotor life. While specific warranty details are not provided, Dynamite Friction products typically adhere to quality control measures to ensure reliable braking components for Ford, Mazda, and Mercury vehicles.