Dynamite Friction 4002-45009 Disc Brake Rotor Set - Front

DFC GEOSPEC Front Brake Rotors

Dynamite Friction DFC Brake Rotors - GEOSPEC Coated, part number 4002-45009, are front disc brake rotors for a wide range of Chevrolet, Buick, GMC, and Saab applications. This rotor set is built for drivers replacing worn front rotors on vehicles such as the Chevrolet Corvette, Camaro, Impala, and Equinox.

Key Features

• Part number: 4002-45009
• Brand line: DFC Brake Rotors - GEOSPEC Coated
• Front disc brake rotor set
• GEOSPEC coated finish for corrosion resistance on exposed rotor surfaces
• Direct-fit coverage for multiple front brake applications
• Fits standard brake setups and select 320mm / 321mm front disc applications noted below

Fitment Coverage

• Fits 2023-2026 Chevrolet Corvette, front; Standard Brakes; DFC Geospec Rotors
• Fits 2022 Chevrolet Corvette, front; (320mm Front Disc) Must Replace Rotors in Pairs; DFC Geospec Rotors
• Fits 2020-2021 Chevrolet Corvette, front; (320mm Front Disc) Must Replace Rotors in Pairs; DFC Brake Rotors - GEOSPEC Coated
• Fits 2017-2020 Chevrolet Impala, front; DFC Brake Rotors - GEOSPEC Coated
• Fits 2011-2017 Buick Regal, front; DFC Brake Rotors - GEOSPEC Coated
• Fits 2010-2017 Chevrolet Equinox, front; DFC Brake Rotors - GEOSPEC Coated
• Fits 2010-2017 GMC Terrain, front; DFC Brake Rotors - GEOSPEC Coated
• Fits 2010-2016 Buick LaCrosse, front; DFC Brake Rotors - GEOSPEC Coated
• Fits 2014-2016 Chevrolet Impala, front; Limited G Body; DFC Brake Rotors - GEOSPEC Coated
• Fits 2010-2015 Chevrolet Camaro, front; DFC Brake Rotors - GEOSPEC Coated
• Fits 2013-2015 Chevrolet Malibu, front; DFC Brake Rotors - GEOSPEC Coated
• Fits 2011 Saab 9-5, front; 321mm Front Disc; Noise & Dust Performance Package; DFC Brake Rotors - GEOSPEC Coated
• Fits 2011 Saab 9-5, front; 321mm Front Disc; exc Noise & Dust Performance Packages; DFC Brake Rotors - GEOSPEC Coated
• Fits 2010 Buick Allure, front; DFC Brake Rotors - GEOSPEC Coated

What These Rotors Help Address

• Front brake pulsation from worn or uneven rotor surfaces
• Brake noise caused by rotor wear or surface corrosion
• Reduced braking consistency during everyday driving
• Visible rust on the rotor hat and non-friction surfaces
• Service replacement needs for front brake maintenance on supported vehicles

Installation Notes and Tips

Replace rotors in pairs on the same axle, especially on the 2020-2022 Chevrolet Corvette applications noted with 320mm front discs. Confirm rotor diameter, brake package, and model-year details before ordering, since fitment varies by vehicle configuration. For a proper brake service, inspect pads, calipers, and hub surfaces during installation.

Quality Assurance

DFC GEOSPEC coated rotors are part of Dynamite Friction’s brake rotor line, focused on OE-style fitment and corrosion-resistant surface treatment for front brake service.