Dynamite Friction 4504-31158 Disc Brake Kit - Front and Rear

Brake Kit for BMW and Rolls-Royce Applications

The Dynamite Friction DFC Geospec Rotors with 5000 Advanced Brake Pads kit is a front and rear disc brake service solution for select BMW and Rolls-Royce models. Part number 4504-31158 is built for direct-fit brake service on vehicles that use the listed rotor designs and pad applications.

Key Features

• Disc brake kit for front and rear service
• DFC Geospec rotors paired with 5000 Advanced Brake Pads
• Application-specific fitment for select BMW M850i xDrive, BMW X7, BMW M760i xDrive, and Rolls-Royce Cullinan models
• Supports original design aluminum hat rotor applications and optional design full cast rotor applications where listed
• Part number 4504-31158 for catalog and fitment lookup

Product Details

Brand Line: DFC Geospec Rotors with 5000 Advanced Brake Pads. This product line combines replacement rotors with matching brake pads for service work on performance and luxury vehicles that require precise brake fitment. For shoppers searching for BMW M850i xDrive brake kit, BMW X7 front and rear brake rotors and pads, or Rolls-Royce Cullinan brake service parts, this kit provides a cataloged solution under part number 4504-31158.

Compatible With 2019-2022 Rolls-Royce Cullinan, front and rear; 2019-2020 BMW M850i xDrive, front and rear; 2020 BMW M850i xDrive Gran Coupe, front and rear; 2020 BMW X7, front and rear; and 2017-2019 BMW M760i xDrive, front and rear. Notes vary by application and include original design aluminum hat rotors or optional design full cast rotors where specified.

Common Service Issues Addressed

• Brake pulsation from worn or uneven rotors
• Squeal or noise from aged brake pads
• Reduced braking consistency during routine brake service
• Rotor wear that affects pedal feel and stopping smoothness
• Brake maintenance needs on luxury performance vehicles with application-specific rotor designs

Installation Notes

Verify rotor design and brake package details before ordering, especially on 2020 BMW M850i xDrive Gran Coupe and 2020 BMW X7 applications that list optional design full cast rotors. Confirm the vehicle’s year, model, and brake configuration against the fitment table before installation. Professional brake service procedures, proper torque practices, and a complete brake inspection are recommended during replacement.

Quality Assurance

Dynamite Friction catalogs this brake kit for the listed BMW and Rolls-Royce applications to support accurate fitment selection and service replacement.