The Delphi Mercedes-Benz Engine Crankshaft Position Sensor - SS12020 is a high-quality sensor designed specifically for use in Mercedes-Benz engines. It is responsible for detecting the position of the crankshaft, which is a crucial component in the engine's operation. This sensor is made with durable materials and advanced technology to ensure accurate readings and reliable performance. It is compatible with various Mercedes-Benz models and is easy to install. The SS12020 sensor is an essential part of the engine's fuel and ignition systems, providing vital information for optimal engine performance.