John Deere M147278 Traction Drive Belt is designed specifically for EZtrak Series Mowers, including models Z425 and Z445, equipped with a 48" deck. This traction drive belt delivers reliable power to drive the wheels, ensuring smooth engagement and consistent performance. Crafted from durable materials, it resists stretching and rolling over, maintaining optimal function over time. As a John Deere equipment manufacturer (OEM) part, it s quality and compatibility with your mower. For assistance in 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 phone or email. Hartville Hardware strives to provide accurate part recommendations based on reliable information, but compatibility can change without notice, so contacting customer support is if you have any doubts. Model Number: M147278