
The Story
DFC Geospec Rotors for Hyundai and Kia
The Dynamite Friction DFC Geospec Rotors 4004-03048 are a disc brake rotor set for front and rear service on select Hyundai Sonata and Kia Optima applications. This rotor set is built for drivers replacing worn brake rotors on vehicles with confirmed fitment across 2015-2020 model years.
Key Features
- Disc brake rotor set for front and rear positions
- DFC Geospec Rotors product line from Dynamite Friction
- Fits 2015-2019 Hyundai Sonata, front and rear
- Fits 2016 Kia Optima, front and rear
- Fits 2017 Kia Optima, front and rear, manual parking brake
- Fits 2018-2019 Kia Optima, front and rear, 305mm front disc
- Fits 2020 Kia Optima, front and rear
- Part number 4004-03048 for application matching
Product Details
DFC Geospec Rotors are part of Dynamite Friction’s rotor line for brake service on Hyundai Sonata and Kia Optima vehicles. Part number 4004-03048 covers multiple year-specific configurations, including the 2017 Kia Optima with manual parking brake and the 2018-2019 Kia Optima with 305mm front disc sizing. Use this rotor set when replacing front and rear brake rotors on the listed applications.
Common Reasons for Replacement
- Brake pulsation from rotor thickness variation
- Brake noise caused by worn rotor surfaces
- Visible scoring, rust, or heat checking on rotors
- Reduced braking consistency during normal driving
- Service needs on front and rear brake rotors
Installation Notes
Verify rotor diameter, parking brake type, and model year before installation. Confirm the vehicle matches the listed fitment for Hyundai Sonata and Kia Optima applications, including the 2017 Kia Optima manual parking brake note and the 2018-2019 Kia Optima 305mm front disc note. Follow factory brake service procedures and inspect pads, calipers, and related hardware during rotor replacement.
Quality Assurance
Dynamite Friction DFC Geospec Rotors are cataloged for direct application matching by year, make, model, and brake configuration. Part number 4004-03048 is listed for confirmed Hyundai Sonata and Kia Optima fitments.
Description
DFC Geospec Rotors for Hyundai and Kia
The Dynamite Friction DFC Geospec Rotors 4004-03048 are a disc brake rotor set for front and rear service on select Hyundai Sonata and Kia Optima applications. This rotor set is built for drivers replacing worn brake rotors on vehicles with confirmed fitment across 2015-2020 model years.
Key Features
- Disc brake rotor set for front and rear positions
- DFC Geospec Rotors product line from Dynamite Friction
- Fits 2015-2019 Hyundai Sonata, front and rear
- Fits 2016 Kia Optima, front and rear
- Fits 2017 Kia Optima, front and rear, manual parking brake
- Fits 2018-2019 Kia Optima, front and rear, 305mm front disc
- Fits 2020 Kia Optima, front and rear
- Part number 4004-03048 for application matching
Product Details
DFC Geospec Rotors are part of Dynamite Friction’s rotor line for brake service on Hyundai Sonata and Kia Optima vehicles. Part number 4004-03048 covers multiple year-specific configurations, including the 2017 Kia Optima with manual parking brake and the 2018-2019 Kia Optima with 305mm front disc sizing. Use this rotor set when replacing front and rear brake rotors on the listed applications.
Common Reasons for Replacement
- Brake pulsation from rotor thickness variation
- Brake noise caused by worn rotor surfaces
- Visible scoring, rust, or heat checking on rotors
- Reduced braking consistency during normal driving
- Service needs on front and rear brake rotors
Installation Notes
Verify rotor diameter, parking brake type, and model year before installation. Confirm the vehicle matches the listed fitment for Hyundai Sonata and Kia Optima applications, including the 2017 Kia Optima manual parking brake note and the 2018-2019 Kia Optima 305mm front disc note. Follow factory brake service procedures and inspect pads, calipers, and related hardware during rotor replacement.
Quality Assurance
Dynamite Friction DFC Geospec Rotors are cataloged for direct application matching by year, make, model, and brake configuration. Part number 4004-03048 is listed for confirmed Hyundai Sonata and Kia Optima fitments.












