John Deere AM138423 Muffler is a John Deere equipment manufacturer (OEM) part designed to meet the highest standards of quality and performance. This muffler ensures optimal operation for your John Deere equipment, providing reliable noise reduction and 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 1-800-345-2396 or via email. Hartville Hardware strives to provide accurate parts information sourced from reliable systems, but compatibility may change without notice. For any uncertainty regarding the part needed, their Customer Support Team is ready to help. Model Number: AM138423