Rear Brake Kit for BMW 840i, M850i xDrive, and X5

Dynamite Friction DFC Geospec Rotors with 5000 Advanced Brake Pads, part number 4502-31300, is a rear disc brake kit for select BMW applications. It combines replacement rotors and brake pads in one service kit for rear brake maintenance on covered 2019-2023 BMW models.

Key Features

• Rear disc brake kit for service replacement
• DFC Geospec rotors paired with 5000 Advanced Brake Pads
• Fits select BMW 840i, 840i Gran Coupe, 840i xDrive, M850i xDrive, and X5 applications
• Application notes include optional design full cast rotors and original design aluminum hat rotors, depending on vehicle configuration
• Part number 4502-31300 for rear brake service

Product Details

The Dynamite Friction DFC Geospec Rotors with 5000 Advanced Brake Pads kit is built for rear brake service on select BMW vehicles. This part number 4502-31300 covers multiple rear fitments, including 2020-2023 BMW 840i, 2020-2023 BMW 840i Gran Coupe, 2020-2023 BMW 840i xDrive, 2020-2023 BMW 840i xDrive Gran Coupe, 2019-2022 BMW M850i xDrive, 2020-2022 BMW M850i xDrive Gran Coupe, and 2021-2022 BMW X5. The kit is organized around the rear axle and the specific rotor design noted for each application, making it a direct match for the listed BMW brake service needs.

What This Kit Helps Address

• Rear brake pad wear on BMW 840i and 840i Gran Coupe models
• Rotor surface wear or scoring on rear brake assemblies
• Brake noise associated with worn rear pads and rotors
• Reduced braking consistency from aged rear brake components
• Routine rear brake service on BMW M850i xDrive and X5 applications

Installation Notes

Verify the rotor design note before ordering: some applications use optional design full cast rotors, while others use original design aluminum hat rotors. Confirm the vehicle year, model, and rear brake configuration against the fitment list for BMW 840i, BMW M850i xDrive, and BMW X5 before installation. This part number 4502-31300 is listed for rear position only.

Quality Assurance

Dynamite Friction identifies this kit as part of its DFC Geospec Rotors with 5000 Advanced Brake Pads line, a service-kit format that pairs matched rear brake components for the listed BMW applications.