John Deere M40676 Internal Oil Seal is a John Deere equipment manufacturer (OEM) part designed to meet the high standards of quality and reliability you expect from John Deere products. This internal oil seal ensures proper sealing to protect your machinery’s internal components from oil leaks and contaminants, helping to maintain optimal performance and extend the life of your equipment. 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, it is to consult their Customer Support Team if you are unsure about your part needs.