The Muncie 11T37004 is a genuine Muncie seal designed for Muncie power takeoff applications. Muncie PTO seals are precision-fit components that maintain fluid integrity at the shaft interface, helping prevent leaks that lead to premature wear or PTO failure. If you are servicing a Muncie PTO unit and need to confirm this seal fits your specific model, call Pro Gear and Transmission and we will help you identify the correct part for your application.FeaturesGenuine Muncie part number 11T37004Designed for Muncie power takeoff (PTO) unitsReplacement seal for PTO shaft interface sealingCall Pro Gear and Transmission to verify fitment for your specific Muncie PTO model