John Deere M79152 Extension Spring is a John Deere equipment manufacturer (OEM) part designed to ensure reliable performance and compatibility with your equipment. This extension spring is crafted to meet the high standards of John Deere, providing durability and precise fit. 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 recommend accurate parts based on reliable sources, but since parts and compatibility can change without notice, contacting customer support is advised if you are unsure about the part you need.