Dynamite Friction 830-47042R Disc Brake Rotor - Rear Right

Reliable Performance with Dynamite Friction DFC Geoperformance Rotor

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (Part Number 830-47042R) offers a solid disc brake rotor solution designed for select Buick, Chevrolet, and Pontiac models. Engineered to provide consistent braking performance, this rotor is compatible with vehicles such as the Buick Allure and LaCrosse, Chevrolet Impala and Impala Limited, and Pontiac Grand Prix.

• Disc type: Solid, drilled and slotted surface for improved heat dissipation
• Nominal thickness: 14 mm with a discard thickness of 12.5 mm
• Outside diameter: 270 mm, overall height: 36.9 mm
• Directional brake surface design for optimized braking efficiency
• Rust resistant coating with Geospec silver grey hat finish
• 5 bolt holes with 14.2 mm diameter and 115 mm bolt circle diameter
• Center hole diameter: 70.8 mm

Detailed Rotor Specifications and Features

This Dynamite Friction rotor features a solid construction with a drilled and slotted surface type, enhancing brake pad bite and aiding in heat and gas dissipation during braking. The rotor’s nominal thickness of 14 mm ensures durability, while the discard thickness of 12.5 mm indicates the minimum safe thickness for replacement. The directional surface design improves water and debris evacuation, maintaining braking performance in various conditions.

The rotor’s hat is finished in Geospec silver grey, providing corrosion resistance along with a rust resistant coating applied to the entire rotor. With 5 bolt holes sized at 14.2 mm diameter and a bolt circle diameter of 115 mm, this rotor fits securely on compatible vehicles. The overall height of 36.9 mm and an outside diameter of 270 mm are engineered to match factory specifications for proper fitment.

DFC Geoperformance Rotor - Drilled and Slotted Product Line

The DFC Geoperformance Rotor - Drilled and Slotted line by Dynamite Friction focuses on delivering rotors with enhanced surface designs that improve braking performance and heat management. This product line combines drilled holes and slots in a directional pattern to optimize pad contact and reduce brake fade, making it suitable for drivers seeking reliable stopping power on compatible Buick, Chevrolet, and Pontiac models.

Applications and Problem Solving

• Replacement for worn or warped rotors on Buick Allure, Chevrolet Impala, and Pontiac Grand Prix
• Improves heat dissipation to reduce brake fade during extended braking
• Helps maintain consistent braking performance in wet or debris-prone conditions
• Addresses rotor corrosion issues with rust resistant coating
• Restores proper rotor thickness and surface condition for safe braking

Installation Notes and Tips

Ensure the rotor surface and hub are clean and free of debris before installation. Verify the rotor thickness is above the discard thickness of 12.5 mm before mounting. Use the correct torque specifications for the 5 lug bolts with 14.2 mm diameter holes and 115 mm bolt circle diameter. The directional surface requires installation in the correct rotation direction for optimal performance.

Quality Assurance and Warranty

Dynamite Friction rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The rust resistant coating and precise machining contribute to long service life. Warranty details are provided by the manufacturer and should be consulted for specific coverage information.