Dynamic Friction 4804-73042 GeoSpec Coated Plain Disc Brake Rotor

The Dynamic Friction Company 4804-73042 is a GeoSpec fully coated plain disc brake rotor engineered as a direct OEM replacement. DFC's proprietary GeoSpec coating forms a durable, attractive silver-gray finish that provides superior corrosion resistance over conventional paint or zinc coatings — protecting the rotor before, during, and after installation.

Each rotor ships processed dry and ready to install with no pre-cleaning or degreasing required, saving significant time during the brake job. The GeoSpec coating is safely swept away by the friction material during normal break-in with no harmful effects to the brake pads or rotor surface.

Key Features:

• Engineered with premium G3000/G11H18 iron castings for exceptional strength, stability, and long-term durability
• Fully coated inside and out with GeoSpec rust-prevention coating for superior corrosion protection over zinc or conventional paint
• OE vane configuration maintains proper heat dissipation for consistent braking performance
• CNC-machined to the tightest tolerances available for precise fit and function
• 100% precision mill-balanced for smooth, vibration-free stopping at any speed
• Non-directional finish promotes a faster, more even brake pad bed-in and quieter stops
• Designed to meet the same form, fit, and function as OEM brake rotors
• Each rotor passes a 100% final inspection measuring all critical attributes to OE specifications
• Plain/smooth rotor surface — ideal for everyday commuting and street use
• No additional preparation needed — ready to install straight out of the box

The Dynamic Friction GeoSpec coated rotor program covers approximately 1,400+ SKUs, making it one of the most comprehensive coated rotor programs available for domestic and foreign passenger car and light truck applications. The 4804-73042 delivers OEM-matched performance with the added benefit of long-lasting corrosion protection.