The Muncie part number 158225337 is a PTO housing. The housing is a core structural component of the Muncie PTO unit, providing the mounting body that contains and aligns the internal gear train. Muncie PTOs are widely used across vocational truck applications, and this housing is a direct replacement component for units requiring housing repair or rebuild. Pro Gear and Transmission carries genuine Muncie parts. Call us to confirm this housing is the correct fit for your specific PTO model and truck configuration.FeaturesGenuine Muncie Power Products PTO housingPart number 158225337Direct replacement structural housing for Muncie PTO unitsSuitable for PTO housing repair or rebuild applicationsSold by Pro Gear and Transmission