The Muncie 601018000 (also referenced as 00601018000) is a genuine Muncie key, a precision drive component used in Muncie power takeoff assemblies. Keys serve as the locking interface between rotating shafts and gears or hubs, maintaining positive drive engagement within the PTO unit. If you need help verifying this is the correct key for your Muncie PTO configuration, give us a call and we can help you confirm the right fit before you order.FeaturesGenuine Muncie PTO replacement keyPart number 601018000, also referenced as 00601018000Designed for use in Muncie power takeoff assembliesCall Pro Gear and Transmission to confirm fitment for your specific PTO unit