Discover the reliability and precision of the Genuine John Deere Ignition Sensor, model RE51798. This speed/timing sensor is designed to meet the exacting standards of your John Deere equipment, ensuring optimal performance and longevity. With its direct fit and ease of installation, this OEM sensor is a top choice for maintaining the integrity of your agricultural or lawn care machinery. Please be aware that this product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. However, the unique part number RE51798 ensures that you're getting a specific, high-quality component that is tailored for your John Deere system.