Dynamite Friction 830-76143R Disc Brake Rotor - Rear Right

Overview of Dynamite Friction DFC Geoperformance Rotor

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (part number 830-76143R) is engineered for reliable braking performance on select Lexus and Toyota models. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency for vehicles like the Lexus GX460 and Toyota 4Runner.

• Nominal thickness: 18 mm with a discard thickness of 16 mm
• Vented disc type for improved cooling
• Directional drilled and slotted surface for enhanced brake pad bite and debris removal
• Rust resistant coating to reduce corrosion
• Geospec silver grey hat finish for durability and appearance
• 6 bolt holes with a bolt circle diameter of 139.7 mm
• Outside diameter of 312 mm and overall height of 68.1 mm

DFC Geoperformance Rotor - Drilled and Slotted Product Line

The DFC Geoperformance Rotor - Drilled and Slotted line focuses on rotors that combine drilled holes and slots with a vented design to optimize heat dissipation and maintain braking efficiency under demanding conditions. This product line is tailored to provide directional braking surfaces that help channel gases and debris away from the pad interface, improving overall brake response and longevity.

Detailed Product Description

This disc brake rotor features a vented design that allows air to flow between the rotor surfaces, reducing heat buildup during braking. The directional drilled and slotted surface improves pad bite and helps evacuate water, dust, and brake dust, which can degrade braking performance. The rotor’s nominal thickness of 18 mm ensures structural integrity, while the discard thickness of 16 mm indicates when replacement is necessary. The rotor is finished with a rust resistant coating and a Geospec silver grey hat finish to protect against corrosion and maintain a clean appearance. With six bolt holes and a bolt circle diameter of 139.7 mm, this rotor is compatible with specific Lexus and Toyota models including the 4Runner, FJ Cruiser, GX460, and Land Cruiser.

Applications and Problem Solving

• Improves braking performance on Lexus GX460 and Toyota 4Runner models
• Reduces brake fade caused by excessive heat during heavy braking
• Helps prevent rotor warping through enhanced cooling with vented design
• Minimizes corrosion with rust resistant coating for longer rotor life
• Maintains consistent brake pad contact with directional drilled and slotted surface

Installation Notes and Tips

Ensure the rotor is installed on compatible Lexus or Toyota models as specified. Verify the bolt hole pattern matches the vehicle’s hub (6 bolt holes, 139.7 mm bolt circle diameter). Clean the rotor surface before installation to remove any protective coatings or residues. It is recommended to replace brake pads when installing new rotors to ensure optimal braking performance. Follow manufacturer torque specifications for lug nuts to avoid rotor damage.

Quality Assurance

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (part number 830-76143R) is manufactured to meet OEM standards for fit and function. The rust resistant coating and durable finishes contribute to extended rotor life. Warranty information is available through the manufacturer and should be consulted for specific coverage details.