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The DFC rear brake pad wear sensor wire for 2021–2025 BMW M4 is a direct-fit rear sensor that keeps the vehicle informed of pad wear. Constructed from high-temperature resistant materials rated to 500°F and equipped with highly conductive electrodes, it preserves OEM form, fit and function. New in box and quality tested, it is ready for installation without modifications.
DFC 21-25 BMW M4 Rear Sensor Wire
