In motor vehicle manufacturing, the three-moment sensor with coupling pair is an essential component within the drivetrain assembly, specifically integrated into the rear axle housing. This part plays a critical role in monitoring and transmitting torque data between the differential and the wheels, ensuring precise power distribution and mechanical synchronization. By detecting variations in torque load, it enables the system to maintain optimal performance under dynamic driving conditions, such as acceleration, braking, and cornering. The sensor's integration with the coupling pair allows for real-time feedback, which is vital for maintaining balance and efficiency in high-precision assembly lines. It supports automated diagnostic systems, helping to identify potential mechanical imbalances or wear before they lead to costly downtime. In this application, the sensor contributes to the reliability and safety of the vehicle's powertrain, supporting both production quality and long-term operational stability. Its use extends to advanced vehicle testing environments, where accurate torque measurement is essential for validating performance specifications.