DFC - DFC900-31171 - Front Hi-Carbon Alloy Geomet Coated Rotor

2018 - 2021 BMW, TOYOTA 330I, 330I XDRIVE SEDAN, SUPRA, X3, X4, Z4

• Engineered With Premium G3000/G11H18 Iron Castings For Strength, Stability, And Durability
• Original Equipment (OE) Vane Configuration To Ensure Proper And Maximum Heat Dissipation
• 100% Precision Mill-Balanced For Smoother Stopping And Zero Vibration At Any Speed
• Fined Turned Finish (16 RMS) For Improved Initial Rotor And Pad Break-In
• Geomet(R) Coated To Provide High-Performance Corrosion Protection
• Disc Thickness Variation (DTV) - 010 MM Maximum
• Lateral Runout - 050 MM Maximum

The DFC DFC900-31171 front rotor is designed for select BMW applications from 2018 through 2021, including the 330i, 330i xDrive Sedan, X3, X4, Z4, and Toyota Supra. It features premium G3000/G11H18 iron castings for strength, stability, and durability, along with an original equipment vane configuration to support proper heat dissipation.

Key Features & Performance Benefits

• Premium Iron Construction: G3000/G11H18 iron castings provide strength, stability, and durability.
• OE Vane Configuration: Supports proper and maximum heat dissipation during braking.
• Precision Mill-Balanced: Helps provide smoother stopping and zero vibration at any speed.
• Geomet Coating and Fine-Turned Finish: The 16 RMS finish promotes improved initial rotor and pad break-in, while Geomet coating provides high-performance corrosion protection.

Key Product Specifications & Technical Data

• Brand: DFC
• Part Number: DFC900-31171
• Rotor Position: Front
• Rotor Type: Hi-carbon alloy
• Coating: Geomet
• Iron Casting: G3000/G11H18
• Disc Thickness Variation: 0.010 mm maximum
• Lateral Runout: 0.050 mm maximum

What's Included

One front DFC rotor.

Fitment

Fits select 2018 BMW X3; 2019 BMW X3, X4, 330i xDrive, 330i, and Z4; and 2020 BMW X3 and X4 applications. The product description also identifies compatibility with 2018–2021 BMW and Toyota Supra applications.

Fitments:
2018 BMW X3 xDrive30i
2019 BMW 330i Base
2019 BMW 330i xDrive Base
2019 BMW X3 sDrive30i
2019 BMW X3 xDrive30i
2019 BMW X4 xDrive30i
2019 BMW Z4 sDrive30i
2020 BMW 330i Base
2020 BMW 330i xDrive Base
2020 BMW X3 sDrive30i
2020 BMW X3 xDrive30e
2020 BMW X3 xDrive30i
2020 BMW X4 xDrive30i
2020 BMW Z4 sDrive30i
2021 BMW 330e Base
2021 BMW 330e xDrive Base
2021 BMW 330i Base
2021 BMW 330i xDrive Base
2021 BMW 430i Base
2021 BMW 430i xDrive Base
2021 BMW X3 sDrive30i
2021 BMW X3 xDrive30e
2021 BMW X3 xDrive30i
2021 BMW X4 xDrive30i
2021 BMW Z4 sDrive30i
2021 Toyota GR Supra Base
2022 BMW 230i Base
2022 BMW 330e Base
2022 BMW 330e xDrive Base
2022 BMW 330i Base
2022 BMW 330i xDrive Base
2022 BMW 430i Base
2022 BMW 430i xDrive Base
2022 BMW X3 sDrive30i
2022 BMW X3 xDrive30i
2022 BMW X4 xDrive30i
2022 BMW Z4 sDrive30i
2022 Toyota GR Supra Base
2023 BMW 230i Base
2023 BMW 230i xDrive Base
2023 BMW 330e Base
2023 BMW 330e xDrive Base
2023 BMW 330i Base
2023 BMW 330i xDrive Base
2023 BMW 430i Base
2023 BMW 430i Gran Coupe Base
2023 BMW 430i xDrive Base
2023 BMW 430i xDrive Gran Coupe Base
2023 BMW X3 sDrive30i
2023 BMW X3 xDrive30i
2023 BMW X4 xDrive30i
2023 BMW Z4 sDrive30i
2023 Toyota GR Supra Base
2024 BMW 230i Base
2024 BMW 230i xDrive Base
2024 BMW 330e Base
2024 BMW 330e xDrive Base
2024 BMW 330i Base
2024 BMW 330i xDrive Base
2024 BMW 430i Base
2024 BMW 430i Gran Coupe Base
2024 BMW 430i xDrive Base
2024 BMW 430i xDrive Gran Coupe Base
2024 BMW X3 sDrive30i
2024 BMW X3 xDrive30i
2024 BMW X4 xDrive30i
2024 BMW Z4 sDrive30i
2024 Toyota GR Supra Base
2025 BMW 230i Base
2025 BMW 230i xDrive Base
2025 BMW 430i Gran Coupe Base
2025 BMW 430i xDrive Gran Coupe Base
2025 BMW i4 eDrive40
2025 BMW X3 xDrive30
2025 BMW X4 xDrive30i
2025 BMW Z4 sDrive30i
2026 BMW X3 xDrive30

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1