Genuine OEM Hyundai Crankshaft Position Sensor Wheel, part number 231412B700. This precision-engineered metal component is mounted on the crankshaft and features a specific tooth pattern. It works in conjunction with the crankshaft position sensor to provide vital rotational position and speed information to the engine control unit, which is essential for accurate ignition timing and fuel injection. Using a genuine OEM sensor wheel ensures the correct tooth count, precise dimensions, and material integrity for reliable signal generation, critical for optimal engine performance and diagnostics.