Dynamite Friction 4002-31086 Disc Brake Rotor Set - Front

DFC GEOSPEC Front Brake Rotors

The Dynamite Friction DFC Brake Rotors - GEOSPEC Coated front disc brake rotor set is built for BMW and Toyota applications that require a direct-fit replacement rotor. Part number 4002-31086 covers a wide range of front axle fitments across 2018-2026 models, including BMW 230i, 330i, 430i, X3, X4, Z4, i4, and Toyota GR Supra.

DFC GEOSPEC coated rotors are part of the DFC Brake Rotors - GEOSPEC Coated line, which focuses on corrosion-resistant rotor protection and OE-style fitment for everyday street use. This rotor set is listed for multiple brake configurations, including standard brakes, base brakes, optional full cast disc setups, and aluminum hat rotor replacements where specified.

• Front disc brake rotor set for select BMW and Toyota vehicles
• GEOSPEC coated finish for added corrosion resistance on exposed rotor surfaces
• Direct replacement fitment for standard brakes, base brakes, and select full cast or aluminum hat rotor applications
• Fits 2025-2026 BMW 230i, front
• Fits 2025-2026 BMW 230i xDrive, front
• Fits 2025-2026 BMW 430i Gran Coupe, front
• Fits 2025-2026 BMW 430i xDrive Gran Coupe, front
• Fits 2025-2026 BMW i4, front
• Fits 2025-2026 BMW X3, front
• Fits 2023-2026 BMW Z4, front
• Fits 2023-2025 BMW X4, front
• Fits 2023-2024 BMW 330i, front
• Fits 2023-2024 Toyota GR Supra, front

Use this rotor set when replacing worn front brake rotors on BMW 230i, BMW 330i, BMW X3, BMW Z4, BMW i4, or Toyota GR Supra models listed in the fitment data. The part number 4002-31086 is also a useful search reference when shopping for a front brake rotor set for 2021-2026 BMW and Toyota applications with the specified brake package notes.

• Restores braking surface thickness after rotor wear
• Addresses brake pulsation caused by rotor variation or scoring
• Replaces corroded front rotors on daily-driven BMW and Toyota vehicles
• Supports service on vehicles listed with standard, base, optional full cast, or aluminum hat rotor notes

Installation Notes

Confirm the vehicle year, make, model, brake package, and front axle application before ordering. Several listings in this set are tied to specific brake designs, including standard brakes, base brakes, optional full cast rotors, and original-design aluminum hat rotors. Follow factory service procedures for rotor replacement and inspect pads, caliper hardware, and wear sensors during brake service.

Quality Assurance

Dynamite Friction positions the DFC Brake Rotors - GEOSPEC Coated line as a coated rotor solution for OE-style replacement needs. Part number 4002-31086 is cataloged for broad front fitment coverage across BMW and Toyota applications, with application-specific notes provided for accurate selection.