BMW 3 Series and 4 Series Brake Rotor Set

Dynamite Friction DFC Geospec Rotors part number 4004-31046 is a disc brake rotor set for front and rear axle service on select BMW applications. It is listed for 2013-2020 BMW 3 Series and 4 Series models with fitment that varies by chassis and rotor design.

Key Features

• Disc brake rotor set for front and rear positions
• DFC Geospec Rotors product line from Dynamite Friction
• Dimpled slotted rotor design on listed applications
• Application-specific fitment for original design aluminum hat and full cast rotor configurations
• Part number 4004-31046 for ordering and catalog lookup

Fitment Details

• Fits 2017-2020 BMW 440i, front and rear, Original Design Aluminum Hat Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2017-2020 BMW 440i Gran Coupe, front and rear, Optional Design Full Cast Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2017-2020 BMW 440i xDrive, front and rear, Optional Design Full Cast Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2017-2020 BMW 440i xDrive Gran Coupe, front and rear, Original Design Aluminum Hat Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2016-2018 BMW 340i, front and rear, Optional Design Full Cast Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2018 BMW 340i xDrive, front and rear, Optional Full Cast Disc; DFC Geospec Rotors
• Fits 2016-2017 BMW 340i xDrive, front and rear, Original Design Aluminum Hat Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2014-2016 BMW 435i, front and rear, Original Design Aluminum Hat Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2015-2016 BMW 435i Gran Coupe, front and rear, Original Design Aluminum Hat Rotors (Standard Rotors); DFC Geospec Rotors
• Fits 2014-2016 BMW 435i xDrive, front and rear, Original Design Aluminum Hat Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2015-2016 BMW 435i xDrive Gran Coupe, front and rear, Optional Design Full Cast Rotors (Standard Rotors); DFC Geospec Rotors
• Fits 2014-2015 BMW 335i, front and rear, Optional Design Full Cast Rotors (Standard Rotors); DFC Geospec Rotors
• Fits 2014-2015 BMW 335i xDrive, front and rear, Original Design Aluminum Hat Rotors (Standard Rotors); DFC Geospec Rotors
• Fits 2013-2015 BMW ActiveHybrid 3, front and rear, Optional Design Full Cast Rotors (Dimpled Slotted Rotors); DFC Geospec Rotors
• Fits 2013 BMW 335i xDrive, front and rear, Original Design Aluminum Hat Rotors (Standard Rotors); DFC Geospec Rotors

What This Rotor Set Helps Address

• Brake pulsation from worn or uneven rotor surfaces
• Reduced braking consistency caused by rotor wear
• Noise associated with damaged or heat-affected rotors
• Service replacement needs for front and rear brake rotor maintenance
• Fitment-specific replacement for BMW rotor configurations with aluminum hat or full cast designs

Installation Notes

Verify rotor style, axle position, and brake package before ordering, since fitment varies by model and configuration. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality Assurance

DFC Geospec Rotors are cataloged as application-specific brake components for BMW fitment coverage across 2013-2020 3 Series and 4 Series vehicles. Confirm the part number 4004-31046 against the vehicle’s rotor design and brake setup before installation.