The Muncie 13M10020 is a genuine OEM-replacement gasket designed for Muncie power takeoff units. Gaskets are a common service item during PTO rebuilds and reseals, providing the sealing integrity required between mating surfaces to prevent fluid leaks and maintain proper operation. As a genuine Muncie part, the 13M10020 is the correct factory replacement for applications calling out this specific part number. Call us to confirm this gasket fits your exact PTO configuration before ordering.FeaturesGenuine Muncie replacement gasketMuncie part number 13M10020Designed for use in Muncie PTO units requiring this specific gasketSuitable for PTO reseal and rebuild service workSold by Pro Gear and Transmission