Dynamite Friction 9004-73042 Disc Brake Rotor Set - Front and Rear

DFC GEOMET Rotors for Audi A4 and A5

The Dynamite Friction DFC GEOMET Rotors set, part number 9004-73042, is a front and rear disc brake rotor set for select Audi applications. It is built for Audi A4 Quattro and Audi A5 Sportback fitments with application-specific caliper and disc-size notes.

Key Features

• Disc brake rotor set for front and rear axle replacement
• DFC GEOMET coated rotor finish for corrosion resistance
• Hi-carbon alloy construction on select applications
• Fits 2025 Audi A4 Quattro and 2025 Audi A5 Sportback with single piston front calipers
• Fits 2023-2024 Audi A4 Quattro and Audi A5 Sportback with 314mm front disc
• Part number 9004-73042 for catalog lookup and ordering

Product Details

DFC GEOMET Rotors from Dynamite Friction are part of the DFC GEOMET Rotors line, which focuses on coated brake rotor coverage for late-model and earlier Audi platforms. This set is listed for multiple Audi A4 and Audi A5 configurations, including 2025 Audi A4 Quattro and Audi A5 Sportback with single piston front calipers, plus 2023-2024 Audi A4 Quattro and Audi A5 Sportback with 314mm front disc specifications. The 9004-73042 rotor set also covers earlier Audi A4 and Audi A5 applications noted in the fitment data, including Mexico-market and ATE front caliper configurations.

Compatible With

• Fits 2025 Audi A4 Quattro, front and rear; single piston front calipers; DFC Hi-Carbon Alloy GEOMET Coated Rotors
• Fits 2025 Audi A5 Sportback, front and rear; single piston front calipers; DFC Hi-Carbon Alloy GEOMET Coated Rotors
• Fits 2023-2024 Audi A4 Quattro, front and rear; 314mm front disc; DFC Hi-Carbon Alloy GEOMET Coated Rotors
• Fits 2023-2024 Audi A5 Sportback, front and rear; 314mm front disc; DFC Hi-Carbon Alloy GEOMET Coated Rotors
• Fits 2021-2022 Audi A4 Quattro, front and rear; 314mm front disc; DFC GEOMET Rotors
• Fits 2021-2022 Audi A5 Sportback, front and rear; 314mm front disc; DFC GEOMET Rotors
• Fits 2020 Audi A4, front and rear; from 11/25/2019; DFC GEOMET Rotors
• Fits 2010-2019 Audi A4, front and rear; DFC GEOMET Rotors
• Fits 2008-2017 Audi A5 Quattro, front and rear; Mexico Only; DFC Hi-Carbon Alloy GEOMET Coated Rotors
• Fits 2016 Audi A5, front and rear; ATE Front Calipers; DFC Hi-Carbon Alloy GEOMET Coated Rotors
• Fits 2008 Audi A5, front and rear; ATE Front Calipers; DFC Hi-Carbon Alloy GEOMET Coated Rotors
• Fits 2009-2015 Audi A5, front and rear; Mexico; DFC GEOMET Rotors
• Fits 2009 Audi A4, front and rear; Mexico; DFC GEOMET Rotors

Common Replacement Uses

• Replacing worn or scored Audi A4 and Audi A5 brake rotors
• Addressing brake pulsation from rotor thickness variation
• Restoring braking performance after corrosion buildup on rotor surfaces
• Servicing front and rear brake rotors on matched Audi applications
• Matching OE-style rotor specifications for listed caliper and disc-size setups

Installation Notes

Verify the vehicle year, model, and brake configuration before ordering. This part number 9004-73042 is listed for front and rear positions, but fitment depends on caliper type, disc diameter, and market-specific notes such as Mexico-only or ATE front caliper applications. Confirm rotor dimensions and brake hardware condition during service, and follow Audi brake service procedures for proper installation.

Quality Assurance

Dynamite Friction’s DFC GEOMET Rotors line uses coated rotor technology and hi-carbon alloy construction on select applications to support consistent brake service on covered Audi platforms. Part number 9004-73042 is cataloged for direct fitment verification against the listed Audi A4 Quattro and Audi A5 Sportback applications.