John Deere AM100856 Oil Pressure Switch is a John Deere equipment manufacturer (OEM) part designed to ensure reliable performance and compatibility with your equipment. This high-quality oil pressure switch helps maintain optimal engine function by accurately monitoring oil pressure levels. If you need assistance finding the right John Deere part or accessory, John Deere specialists are available Monday through Friday, from 8:00 AM to 5:00 PM (EST), by calling 800-345-2396 or via email. Hartville Hardware strives to provide accurate part recommendations sourced from reliable systems, but since parts and compatibility can change without notice, contacting customer support is advised if you are uncertain about the part you need. Model Number: AM100856