HomeBrake > Drums and RotorsDynamite Friction 604-21046 Disc Brake Rotor - Front
Part #: 604-21046

Dynamite Friction 604-21046 Disc Brake Rotor - Front

DFC GEOSPEC Coated Rotor, Front
17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
DFC GEOSPEC Coated Rotor, Front
Fitment: Hyundai and Kia, Santa Cruz, Santa Fe, and Sorento
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Overview of Dynamite Friction DFC GEOSPEC Coated Rotor 604-21046

The Dynamite Friction DFC GEOSPEC Coated Rotor 604-21046 is engineered for reliable braking performance on Hyundai and Kia vehicles. Designed specifically for models like the Hyundai Santa Cruz, Santa Fe, and Kia Sorento, this vented disc brake rotor offers durability and consistent stopping power.

  • Nominal thickness: 30 mm with a discard thickness of 28 mm
  • Vented rotor design for improved heat dissipation
  • Overall height: 47.8 mm; outside diameter: 325 mm
  • Rust-resistant Geospec silver grey coating on the hat
  • Plain disc finish with a smooth braking surface
  • 5 bolt holes with 12.7 mm diameter and 114.3 mm bolt circle diameter
  • Non-directional brake surface for versatile installation
  • Center hole diameter: 69 mm

Details on the DFC GEOSPEC Coated Rotor Product Line

The DFC GEOSPEC Coated Rotor line by Dynamite Friction focuses on corrosion resistance and consistent braking performance. The Geospec silver grey coating on the rotor hat helps protect against rust, extending the rotor's service life. This product line is designed to meet the demands of daily driving and moderate towing or hauling, making it suitable for Hyundai Santa Cruz, Santa Fe, and Kia Sorento models requiring dependable rotor replacements.

Technical Specifications and Features

This disc brake rotor features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade. The rotor's nominal thickness is 30 mm, with a discard thickness of 28 mm, ensuring safe replacement intervals. The rotor's 325 mm outside diameter and 47.8 mm overall height are matched to the specified vehicle models for proper fitment. The plain disc finish and smooth surface type provide consistent pad contact and braking performance. The rotor includes five bolt holes with a 12.7 mm diameter and a 114.3 mm bolt circle diameter, compatible with the lug pattern of Hyundai Santa Cruz, Santa Fe, and Kia Sorento vehicles.

Common Applications and Problem Solving

  • Replacement for worn or warped rotors causing brake pulsation
  • Upgrading corroded rotors with rust-resistant coating
  • Restoring braking performance on Hyundai Santa Cruz, Santa Fe, and Kia Sorento
  • Addressing brake noise due to uneven rotor surfaces
  • Ensuring proper rotor thickness for safe braking operation

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify the bolt hole pattern and center hole diameter match the vehicle specifications. Use proper torque settings on lug nuts to avoid rotor warping. Since this rotor has a non-directional braking surface, it can be installed on either side of the vehicle. Check rotor thickness before installation to confirm it meets or exceeds the discard thickness of 28 mm.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC GEOSPEC Coated Rotor 604-21046 to meet industry standards for durability and performance. The rust-resistant coating helps extend rotor life under typical driving conditions. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.

BrandDynamite Friction
Part Number604-21046
PositionDFC GEOSPEC Coated Rotor, Front
Discard Thickness28
Nominal Thickness30
Bolt Hole Diameter12.7
Disc FinishPlain
Hat FinishGeospec silver grey
Rust Resistant CoatingYes
Bolt Hole Quantity5
Overall Height47.8
Outside Diameter325
Height48.6
Surface TypeSmooth
Solid Or Vented Type RotorVented
Center Hole Diameter69
Stud/Lug Hole Quantity5
Stud/Lug Hole Diameter12.4
Directional or Non-Directional Brake SurfaceNon-directional
Bolt Circle Diameter114.3
Stud/Lug Hole Circle Diameter114.3

This part fits 17 vehicles. Search below:

YearMakeModelPositionNotes
2026HyundaiSanta CruzFrontDFC GEOSPEC Coated Rotor
2026HyundaiSanta FeFrontDFC GEOSPEC Coated Rotor
2026KiaSorentoFrontDFC GEOSPEC Coated Rotor
2025HyundaiSanta CruzFrontDFC GEOSPEC Coated Rotor
2025HyundaiSanta FeFrontDFC GEOSPEC Coated Rotor
2025KiaSorentoFrontDFC GEOSPEC Coated Rotor
2024HyundaiSanta CruzFrontDFC GEOSPEC Coated Rotor
2024HyundaiSanta FeFrontDFC GEOSPEC Coated Rotor
2024KiaSorentoFrontDFC GEOSPEC Coated Rotor
2023HyundaiSanta CruzFrontDFC GEOSPEC Coated Rotor
2023HyundaiSanta FeFrontDFC GEOSPEC Coated Rotor
2023KiaSorentoFrontDFC GEOSPEC Coated Rotor
2022HyundaiSanta CruzFrontDFC GEOSPEC Coated Rotor
2022HyundaiSanta FeFrontDFC GEOSPEC Coated Rotor
2022KiaSorentoFrontDFC GEOSPEC Coated Rotor
2021HyundaiSanta FeFrontDFC GEOSPEC Coated Rotor
2021KiaSorentoFrontDFC GEOSPEC Coated Rotor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.