Dynamite Friction 830-40052L Disc Brake Rotor - Front Left

Reliable Performance for Chevrolet, Dodge, and GMC Trucks

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (Part Number 830-40052L) is engineered to provide consistent braking performance for heavy-duty trucks like the Chevrolet K3500, Dodge Ram 2500, and Ram 3500. Designed with precision, this vented disc brake rotor offers enhanced heat dissipation and durability for demanding driving conditions.

• Directional slotted and drilled surface for improved brake pad bite and debris removal
• Vented rotor design to reduce heat buildup and minimize brake fade
• Rust-resistant coating for extended rotor life and corrosion protection
• Geospec silver grey hat finish for corrosion resistance and aesthetic appeal
• Compatible with 8-bolt wheel patterns, including 16.4 mm bolt hole diameter
• Overall diameter of 317 mm and height of 70 mm for precise fitment
• Nominal thickness of 39.1 mm with a discard thickness of 37.21 mm for safe rotor replacement

About the DFC Geoperformance Rotor - Drilled and Slotted Line

The DFC Geoperformance Rotor - Drilled and Slotted line from Dynamite Friction focuses on delivering rotors that balance performance and durability. Featuring a directional surface with both drilled holes and slots, these rotors are designed to improve braking efficiency by enhancing pad contact and facilitating heat and gas dissipation. The vented rotor construction further aids in maintaining optimal operating temperatures, making this product line suitable for heavy-duty trucks like the Chevrolet K3500 and Dodge Ram series.

Technical Details and Specifications

This disc brake rotor features a plain disc finish combined with a Geospec silver grey hat finish that provides corrosion resistance. The rotor is vented, allowing air to flow between the rotor faces to reduce heat buildup during braking. It has an outside diameter of 317 mm and an overall height of 70 mm, ensuring compatibility with specified truck models. The rotor includes 8 bolt holes with a diameter of 16.4 mm and a bolt circle diameter of 165.1 mm, matching the wheel hub specifications of Chevrolet K3500, Dodge Ram 2500, and Ram 3500 trucks. The center hole diameter measures 137.4 mm, and the rotor thickness ranges from a nominal 39.1 mm to a discard thickness of 37.21 mm, indicating when replacement is necessary.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Chevrolet K3500, Dodge Ram 2500, and Ram 3500
• Improves braking performance under heavy load and towing conditions
• Reduces brake fade caused by excessive heat during prolonged braking
• Minimizes rust and corrosion for longer rotor lifespan
• Enhances brake pad cleaning and debris removal with slotted and drilled design

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 37.21 mm before installation. Clean the rotor surface to remove any protective coatings or contaminants prior to mounting. Verify bolt hole alignment with the vehicle’s hub using the 8-bolt pattern and 16.4 mm bolt hole diameter. Proper torque specifications should be followed to avoid rotor warping. Directional rotors must be installed with the correct rotation direction for optimal performance.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC Geoperformance Rotor - Drilled and Slotted to meet industry standards for durability and performance. The rust-resistant coating and vented design contribute to extended rotor life. Please refer to Dynamite Friction’s warranty policy for specific coverage details related to this part number 830-40052L.