Dynamite Friction 4512-31305 Disc Brake Kit - Rear

Rear Brake Kit for BMW Service Replacement

The Dynamite Friction DFC Geospec Rotors with 5000 Advanced Brake Pads kit is a rear disc brake service kit for select BMW applications. Part number 4512-31305 is built for drivers replacing worn rear rotors and pads on supported 2020-2023 BMW 840i, 540i, 740i, X5, X6, X7, and related models.

Key Features

• Rear disc brake kit for service replacement
• DFC Geospec rotors paired with 5000 Advanced Brake Pads
• Application-specific fitment for select BMW rear brake systems
• Includes hardware
• Part number 4512-31305

Fitment Details

• Fits 2020-2023 BMW 840i, rear, Original Design Aluminum Hat Rotors.
• Fits 2020-2023 BMW 840i Gran Coupe, rear, Original Design Aluminum Hat Rotors.
• Fits 2020-2023 BMW 840i xDrive, rear, Original Design Aluminum Hat Rotors.
• Fits 2020-2023 BMW 840i xDrive Gran Coupe, rear, Original Design Aluminum Hat Rotors.
• Fits 2020-2022 BMW 540i, rear, Optional Design Full Cast Rotors.
• Fits 2020-2022 BMW 540i xDrive, rear, Optional Design Full Cast Rotors.
• Fits 2021-2022 BMW 740i, rear, Optional Design Full Cast Rotors.
• Fits 2021-2022 BMW 740i xDrive, rear, Optional Design Full Cast Rotors.
• Fits 2020-2022 BMW 745e xDrive, rear, Original Design Aluminum Hat Rotors.
• Fits 2021-2022 BMW 750i xDrive, rear, Optional Design Full Cast Rotors.
• Fits 2020-2022 BMW M550i xDrive, rear, Original Design Aluminum Hat Rotors.
• Fits 2021-2022 BMW X5, rear, Original Design Aluminum Hat Rotors.
• Fits 2021-2022 BMW X6, rear, Optional Design Full Cast Rotors.
• Fits 2021-2022 BMW X7, rear, Optional Design Full Cast Rotors.

Product Description

This rear brake kit combines replacement rotors and brake pads for BMW vehicles that use either original design aluminum hat rotors or optional design full cast rotors, depending on the application. The DFC Geospec rotor and 5000 Advanced Brake Pad pairing is listed for rear service on the BMW 840i, BMW 540i, BMW 740i, BMW X5, BMW X6, and BMW X7 model lines covered by part number 4512-31305. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Service Issues

• Rear brake pad wear
• Rotor scoring or surface damage
• Brake pulsation during stopping
• Reduced braking consistency from worn components
• Noise from deteriorated rear brake parts

Installation Notes

Verify rear brake configuration before ordering, since fitment varies by BMW model and rotor design. Confirm the vehicle year, model, and rear brake setup against the fitment list for 4512-31305 before installation. Follow BMW service procedures for brake inspection, rotor replacement, and pad bedding after installation.

Quality Assurance

Dynamite Friction supplies this brake service kit as a direct-fit replacement option for the listed BMW rear applications. Part number 4512-31305 is cataloged for the specified model years and brake configurations.