John Deere GX20189 Park Brake Knob is a John Deere equipment manufacturer (OEM) part designed to ensure reliable performance and compatibility with your John Deere equipment. This high-quality park brake knob is crafted to meet the exact specifications set by John Deere, providing a fit and long-lasting durability. 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 through their support channels. Hartville Hardware strives to provide accurate parts recommendations based on reliable sources, 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: GX20189